Base | Representation |
---|---|
bin | 10010101011111… |
… | …010101100001000 |
3 | 210211220120112200 |
4 | 102223322230020 |
5 | 1120224034342 |
6 | 51035240200 |
7 | 10524504243 |
oct | 2253725410 |
9 | 724816480 |
10 | 313502472 |
11 | 150a67058 |
12 | 88ba9060 |
13 | 4cc4792a |
14 | 2d8ca25a |
15 | 1c7c994c |
hex | 12afab08 |
313502472 has 24 divisors (see below), whose sum is σ = 849069390. Its totient is φ = 104500800.
The previous prime is 313502461. The next prime is 313502479. The reversal of 313502472 is 274205313.
It can be written as a sum of positive squares in only one way, i.e., 313502436 + 36 = 17706^2 + 6^2 .
It is a tau number, because it is divible by the number of its divisors (24).
It is a super-2 number, since 2×3135024722 = 196567599900221568, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (313502479) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2177029 + ... + 2177172.
Almost surely, 2313502472 is an apocalyptic number.
It is an amenable number.
313502472 is an abundant number, since it is smaller than the sum of its proper divisors (535566918).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
313502472 is a wasteful number, since it uses less digits than its factorization.
313502472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4354213 (or 4354206 counting only the distinct ones).
The product of its (nonzero) digits is 5040, while the sum is 27.
The square root of 313502472 is about 17706.0010166045. The cubic root of 313502472 is about 679.3292636475.
Adding to 313502472 its reverse (274205313), we get a palindrome (587707785).
The spelling of 313502472 in words is "three hundred thirteen million, five hundred two thousand, four hundred seventy-two".
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