Base | Representation |
---|---|
bin | 10010101010111… |
… | …110110000001100 |
3 | 210211110002210002 |
4 | 102222332300030 |
5 | 1120143210342 |
6 | 51030103432 |
7 | 10522432430 |
oct | 2252766014 |
9 | 724402702 |
10 | 313256972 |
11 | 150909666 |
12 | 88aaab78 |
13 | 4cb8cc72 |
14 | 2d8649c0 |
15 | 1c77bd32 |
hex | 12abec0c |
313256972 has 12 divisors (see below), whose sum is σ = 626514000. Its totient is φ = 134252976.
The previous prime is 313256969. The next prime is 313257001. The reversal of 313256972 is 279652313.
313256972 is an admirable number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5593847 + ... + 5593902.
It is an arithmetic number, because the mean of its divisors is an integer number (52209500).
Almost surely, 2313256972 is an apocalyptic number.
It is an amenable number.
313256972 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
313256972 is a wasteful number, since it uses less digits than its factorization.
313256972 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11187760 (or 11187758 counting only the distinct ones).
The product of its digits is 68040, while the sum is 38.
The square root of 313256972 is about 17699.0669810586. The cubic root of 313256972 is about 679.1518924927.
The spelling of 313256972 in words is "three hundred thirteen million, two hundred fifty-six thousand, nine hundred seventy-two".
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