CREATOR: @the_accountant

Twenty-seven

Historical Significance: 27 (twenty-seven; Roman numeral XXVII) is the natural number following 26 and preceding 28. In mathematics • Twenty-seven is a cube of 3: 33 = 3 × 3 × 3. 27 is also 23 (see tetration). There are exactly 27 straight lines on a smooth cubic surface, which give a basis of the fundamental representation of the E6 Lie algebra. 27 is also a decagonal number. • In decimal, it is the first composite number not divisible by any of its digits. • It is the radix (base) of the septemvigesimal positional numeral system. • 27 is the only positive integer that is 3 times the sum of its digits. • 27 contains the decimal digits 2 and 7, and is the result of adding together the integers from 2 to 7 (2 + 3 + 4 + 5 + 6 + 7 = 27) • 27 is divisible by the number of prime numbers (9) below it. In science • The atomic number of cobalt. • The atomic weight of the only stable isotope of aluminum. • Dark matter is thought to make up 27% of the universe. 27 is also: • In Stephen King's novel It, It returns every 27 years to Derry. • 27 is the number of bones in the human hand. • The total number of letters in the Hebrew alphabet (22 regular letters and 5 final consonants). • The code for international direct-dial phone calls to South Africa. This hand drawn (with mouse) using sophisticated software (paint) was created as an exclusive NFT by The Accountant. Collection: The Numbers Use Case: Good for Counting Rarity: Common Minted on July 3, 2021 during the first week of Enter.art