Base | Representation |
---|---|
bin | 10010101011010… |
… | …111011011001111 |
3 | 210211122020102000 |
4 | 102223113123033 |
5 | 1120204424111 |
6 | 51032203343 |
7 | 10523333160 |
oct | 2253273317 |
9 | 724566360 |
10 | 313358031 |
11 | 150978588 |
12 | 88b39553 |
13 | 4cbc6c6c |
14 | 2d88d767 |
15 | 1c79bc56 |
hex | 12ad76cf |
313358031 has 32 divisors (see below), whose sum is σ = 532262400. Its totient is φ = 178485120.
The previous prime is 313358029. The next prime is 313358041. The reversal of 313358031 is 130853313.
It is not a de Polignac number, because 313358031 - 21 = 313358029 is a prime.
It is a super-2 number, since 2×3133580312 = 196386511184393922, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 313357986 and 313358004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (313358011) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60055 + ... + 65063.
It is an arithmetic number, because the mean of its divisors is an integer number (16633200).
Almost surely, 2313358031 is an apocalyptic number.
313358031 is a deficient number, since it is larger than the sum of its proper divisors (218904369).
313358031 is a wasteful number, since it uses less digits than its factorization.
313358031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5356 (or 5350 counting only the distinct ones).
The product of its (nonzero) digits is 3240, while the sum is 27.
The square root of 313358031 is about 17701.9216753436. The cubic root of 313358031 is about 679.2249177700.
The spelling of 313358031 in words is "three hundred thirteen million, three hundred fifty-eight thousand, thirty-one".
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