Base | Representation |
---|---|
bin | 111011100111… |
… | …0011011111100 |
3 | 2011210212210111 |
4 | 1313032123330 |
5 | 31000114033 |
6 | 3033515404 |
7 | 526441213 |
oct | 167163374 |
9 | 64725714 |
10 | 31254268 |
11 | 16707881 |
12 | a572b64 |
13 | 6623b66 |
14 | 421807a |
15 | 2b257cd |
hex | 1dce6fc |
31254268 has 12 divisors (see below), whose sum is σ = 54937512. Its totient is φ = 15557840.
The previous prime is 31254241. The next prime is 31254281. The reversal of 31254268 is 86245213.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16303 + ... + 18118.
It is an arithmetic number, because the mean of its divisors is an integer number (4578126).
Almost surely, 231254268 is an apocalyptic number.
It is an amenable number.
31254268 is a deficient number, since it is larger than the sum of its proper divisors (23683244).
31254268 is a wasteful number, since it uses less digits than its factorization.
31254268 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34652 (or 34650 counting only the distinct ones).
The product of its digits is 11520, while the sum is 31.
The square root of 31254268 is about 5590.5516722413. The cubic root of 31254268 is about 314.9946014024.
The spelling of 31254268 in words is "thirty-one million, two hundred fifty-four thousand, two hundred sixty-eight".
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