Numbers
28
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Origin 1908 to 1965
Twenty-eight is the second perfect number: its proper divisors 1, 2, 4, 7 and 14 sum to 28 exactly. It is also triangular, the sum of 1 through 7. The lunar coincidence is close enough to have been used everywhere without being exact, the sidereal month runs about 27.3 days and the synodic month about 29.5, and 28 sits between them as a convenient round figure. Chinese astronomy divides the sky into twenty-eight lunar mansions, the xiu, and Arabic astronomy into twenty-eight manazil. The Arabic alphabet has twenty-eight letters. In digit-reduction numerology it reduces to 1.
Facts
Origins
Origin Period1908 to 1965 1Tradition: Modern name numerology (Mrs. L. Dow Balliett and her successors) Origin Period500 BCE to 300 CE 2Tradition: Pythagorean and Neopythagorean number lore Origin PeriodThe arithmological reading of the first numbers, one as source, two as division, four as justice, seven as virgin, ten as completion, reaches us through Platonic and Neopythagorean writers of the centuries after Plato. Burkert's finding is that it cannot be traced to Pythagoras himself, whose activity was religious rather than mathematical: the doctrines were credited backwards to him. 2 Origin PeriodThe system that gives a number a personality, and a person a number, was assembled in the United States in the first half of the twentieth century out of New Thought material. Balliett's The Philosophy of Numbers appeared in 1908; the chart positions, pinnacles and cycles were added by her successors over the next fifty years. 1 Place of OriginThe Greek world, and above all the Greek cities of southern Italy where the Pythagorean societies were established; the arithmological literature itself is later and largely eastern Mediterranean. 2Tradition: Pythagorean and Neopythagorean number lore Place of OriginThe United States, and specifically the New Thought circuit of the north-eastern seaboard; Balliett worked from Atlantic City. 1Tradition: Modern name numerology (Mrs. L. Dow Balliett and her successors) Attributed Author / CompilerAttributed by the tradition to Pythagoras. Burkert's study is the standard demonstration that the number-doctrines carrying his name are the work of later hands, and that almost nothing in them can be shown to go back to the sixth century BCE. The attribution is recorded because it is what the tradition says, not because it holds. 2Tradition: Pythagorean and Neopythagorean number lore Attributed Author / CompilerMrs. L. Dow Balliett, who published the first version of the modern system in 1908 and to whom Dudley devotes a chapter. What later authors added, the pinnacles, the challenges, the cycles, the personal year, is theirs, and this atlas's own numerology-position entries cite four different authors between 1908 and 1965 for what is presented as one system. 1Tradition: Modern name numerology (Mrs. L. Dow Balliett and her successors) Origin of the NamePythagorean numerology is a twentieth-century label. The system it names has no demonstrable descent from Pythagoras, from the Pythagorean societies, or from the ancient arithmological literature; the letter-value chart it rests on was drawn up in the United States after 1900. The name borrows a pedigree, the oldest move in the subject. 1Tradition: Modern name numerology (Mrs. L. Dow Balliett and her successors) Attestation
Meaning in the Attesting SourceChinese classical astronomy divides the celestial equator into twenty eight lunar mansions, xiu, grouped in four sets of seven under the four directional emblems, the Azure Dragon, the White Tiger, the Vermilion Bird and the Black Tortoise. The scheme is the framework Chinese astronomy and astrology track the moon's nightly position against, distinct from and older than the imported twelve sign zodiac. 3Tradition: Chinese classical astronomy (the twenty eight lunar mansions) Meaning in the Attesting SourceIn Cantonese, twenty eight sounds close to a phrase read as easy prosperity, and the number is sought after for phone numbers, car plates and addresses on the strength of that homophone the same way four and fourteen are avoided for the opposite reason. 4Tradition: Chinese popular practice (Cantonese homophone auspiciousness) Meaning in the Attesting SourceThe Arabic alphabet has twenty eight letters, and fourteen of them, exactly half, appear across the mysterious disjointed letter combinations that open twenty nine surahs of the Quran, the muqatta'at. Their meaning is not explained in the text itself, but the deliberate use of exactly half the alphabet has drawn sustained attention in Quranic scholarship. 5Tradition: Islam (the twenty eight letters of the Arabic alphabet) Modern Numerology
Reduction in the Modern SystemThe modern system reduces every number above nine by adding its digits: 2 + 9 = 11, itself a master number, before resolving further to 1 + 1 = 2. Its own description already states this two-step account directly: "its digits sum first to 11, treated in that system as a master number, before resolving to 2." Whatever the system ultimately says of 29 it therefore says of 2, by way of 11. 1 Status
Standing as a Comparative CategoryLargely abandoned as a comparative category 1 Contested Use
Contested or Appropriated Modern UseNumerology has been sold since Balliett as a basis for decisions: which name to take, which date to marry on, which house number to buy. Dudley's survey of what numerologists sell is the standard critical account and its finding is blunt, numbers have power over minds, not over events. These entries record what the tradition says, not advice. 1 Learn More
A Perfect Number
Twenty-eight is a perfect number, equal to the sum of its proper divisors, one, two, four, seven and fourteen, a property it shares with six and then with no number below it in the hundreds. The Greek mathematicians prized such numbers, and Augustine took the perfection of six and twenty-eight as a sign that God had ordered creation by number, remarking that God made the world in six days because six is perfect, not the reverse. Twenty-eight is also triangular, the sum of the numbers one through seven, and it approximates the length of a lunar month, which is why the moon's circuit is often given as twenty-eight days and the lunar mansions of the Chinese and Arabic astronomers were counted as twenty-eight, the xiu and the manazil respectively.
Cheiro's 1926 Book of Numbers reads twenty-eight as a compound full of contradictions, a person of great promise whose gains are lost again unless carefully provided for, warning of loss through misplaced trust, opposition in trade and the danger of loss through law; the reading sits in an odd counterpoint to the number's strict mathematical perfection already described above, one tradition finding twenty-eight complete and self-sufficient, the other finding it precarious and easily undone, arrived at by entirely unrelated methods centuries apart.
Twenty-Eight in Hebrew and Arabic Letters
The Arabic alphabet has twenty-eight letters, and the twenty-eight lunar mansions were mapped onto them in the lettered cosmology of medieval Islam, where each station carried a letter and a meaning. In Hebrew the number appears through gematria: the word koach, strength or potential, is spelled kaf and chet, twenty and eight, totalling twenty-eight, and the observation is often made that the opening verse of Genesis contains exactly twenty-eight letters, seven times four, a symmetry treasured by those who read the text arithmetically. Whether such counts are designed or noticed after the fact is precisely the kind of question that number symbolism rarely settles, but the perfection of twenty-eight in the strict mathematical sense is not a matter of interpretation, it is simply true.
Florence Campbell's 1931 Your Days Are Numbered and Juno Jordan's 1965 systematisation both preserved Cheiro's cautionary reading of twenty-eight largely unaltered, one of several compound numbers in the chart where the later writers made little independent contribution beyond carrying Cheiro's 1926 wording forward; Walter Burkert's study of the Pythagorean tradition would note that none of this cautionary reading has any connection to the mathematical perfection the ancient Greek arithmeticians themselves prized in the same number.
Correspondences & Relations
Numerology Meanings
Born on the twenty-eighth, the root is one and the compound joins two and eight, read as initiative that depends on others in a way the first of the month does not. The older tables warn that twenty-eight promises much and can lose it through misplaced trust. The gift is leadership that works through arrangement rather than by going alone.
Cross-Tradition Connections
Disciplines That Use This
The modern numerological system assigns this number a meaning, which is why the atlas records it as a subject in its own right, though this does not endorse what the discipline says about it. This link shows only that the discipline works with this particular number; the readings of the number itself belong to whichever tradition holds them.
Sources
1. Numerology: Or, What Pythagoras Wrought
Underwood Dudley, Mathematical Association of America (Spectrum series), 1997on perfect numbersView the Source 2. Weisheit und Wissenschaft: Studien zu Pythagoras, Philolaos und Platon (Lore and Science in Ancient Pythagoreanism)
Walter Burkert, Harvard University Press, 1962the chapters on Pythagoras and on Pythagorean number theoryView the Source 3. Science and Civilisation in China, Volume 3: Mathematics and the Sciences of the Heavens and the Earth
4. Hedonic Prices and House Numbers: The Influence of Feng Shui
Steven C. Bourassa and Vincent S. Peng, International Real Estate Review 2(1), pp. 79-93, 1999
5. The Study Quran: A New Translation and Commentary
A Dictionary of Chinese Symbols: Hidden Symbols in Chinese Life and Thought
Wolfram Eberhard, Routledge, 1986the 28 lunar mansions (xiu)View the Source Reader Challenges (0 open reader challenges)
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