Base | Representation |
---|---|
bin | 100101011001011010… |
… | …0100010110011000000 |
3 | 21200021220112211001100 |
4 | 1022302310202303000 |
5 | 2303433214423132 |
6 | 100521011534400 |
7 | 5542100511552 |
oct | 1126264426300 |
9 | 250256484040 |
10 | 80309529792 |
11 | 310716aa428 |
12 | 136935ba400 |
13 | 775b2bb43b |
14 | 3c5bd0d4d2 |
15 | 215076137c |
hex | 12b2d22cc0 |
80309529792 has 42 divisors (see below), whose sum is σ = 230192768468. Its totient is φ = 26769843072.
The previous prime is 80309529787. The next prime is 80309529823. The reversal of 80309529792 is 29792590308.
80309529792 is a `hidden beast` number, since 80 + 30 + 9 + 529 + 7 + 9 + 2 = 666.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 69712558 + ... + 69713709.
Almost surely, 280309529792 is an apocalyptic number.
It is an amenable number.
80309529792 is an abundant number, since it is smaller than the sum of its proper divisors (149883238676).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80309529792 is a wasteful number, since it uses less digits than its factorization.
80309529792 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 139426285 (or 139426272 counting only the distinct ones).
The product of its (nonzero) digits is 2449440, while the sum is 54.
The spelling of 80309529792 in words is "eighty billion, three hundred nine million, five hundred twenty-nine thousand, seven hundred ninety-two".
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