Base | Representation |
---|---|
bin | 100101101011101000… |
… | …1111110000010010111 |
3 | 21201212112120001211011 |
4 | 1023113101332002113 |
5 | 2311211313121234 |
6 | 101101422353051 |
7 | 5563206022606 |
oct | 1132721760227 |
9 | 251775501734 |
10 | 80921223319 |
11 | 31355a14872 |
12 | 1382442b787 |
13 | 7827c4c681 |
14 | 3cb925ba3d |
15 | 21892ddb64 |
hex | 12d747e097 |
80921223319 has 8 divisors (see below), whose sum is σ = 83741580720. Its totient is φ = 78102864000.
The previous prime is 80921223301. The next prime is 80921223347. The reversal of 80921223319 is 91332212908.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 80921223319 - 29 = 80921222807 is a prime.
It is a super-2 number, since 2×809212233192 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80921223389) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 416877 + ... + 579334.
It is an arithmetic number, because the mean of its divisors is an integer number (10467697590).
Almost surely, 280921223319 is an apocalyptic number.
80921223319 is a deficient number, since it is larger than the sum of its proper divisors (2820357401).
80921223319 is a wasteful number, since it uses less digits than its factorization.
80921223319 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 999041.
The product of its (nonzero) digits is 46656, while the sum is 40.
The spelling of 80921223319 in words is "eighty billion, nine hundred twenty-one million, two hundred twenty-three thousand, three hundred nineteen".
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