- 84 (number) - Wikipedia
A hepteract is a seven- dimensional hypercube with 84 penteract 5-faces 84 is a semiperfect number, [1] being thrice a perfect number, and the sum of the sixth pair of twin primes [2] It is the number of four-digit perfect powers in decimal [3] It is the third (or the 2) dodecahedral number, [4] and the sum of the first seven triangular numbers (1, 3, 6, 10, 15, 21, 28), which makes it the
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- 84 (number) - Simple English Wikipedia, the free encyclopedia
Eighty-four is a number It comes between eighty-three and eighty-five, and is an even number It is divisible by 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, and 84
- Number 84 - Facts about the integer - Numbermatics
Your guide to the number 84, an even composite number composed of three distinct primes Mathematical info, prime factorization, fun facts and numerical data for STEM, education and fun
- Number 84 facts
The meaning of the number 84: How is 84 written in letters, facts, mathematics, computer science, numerology, codes Phone prefix +84 or 0084 84 in Roman Numerals and Images
- What does 84 mean? - Definitions. net
Definition of 84 in the Definitions net dictionary Meaning of 84 What does 84 mean? Information and translations of 84 in the most comprehensive dictionary definitions resource on the web
- 84 (number) | Math Wiki | Fandom
84 is a semiperfect number, being thrice a perfect number, and the sum of the sixth pair of twin primes (41 + 43) It is the third (or second) dodecahedral number, and the sum of the first seven triangular numbers (1, 3, 6, 10, 15, 21, 28, 36), which makes it the sixth tetrahedral number The twenty-second unique prime in decimal, with notably different digits than its preceding (and known
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