Base | Representation |
---|---|
bin | 111011001111… |
… | …0010001010110 |
3 | 2011102212011121 |
4 | 1312132101112 |
5 | 30422310412 |
6 | 3025354154 |
7 | 524660065 |
oct | 166362126 |
9 | 64385147 |
10 | 31056982 |
11 | 16592630 |
12 | a49895a |
13 | 6585118 |
14 | 41a61dc |
15 | 2ad7107 |
hex | 1d9e456 |
31056982 has 32 divisors (see below), whose sum is σ = 53913600. Its totient is φ = 13269600.
The previous prime is 31056959. The next prime is 31056997. The reversal of 31056982 is 28965013.
It is a super-2 number, since 2×310569822 = 1929072261896648, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79644 + ... + 80032.
It is an arithmetic number, because the mean of its divisors is an integer number (1684800).
Almost surely, 231056982 is an apocalyptic number.
31056982 is a deficient number, since it is larger than the sum of its proper divisors (22856618).
31056982 is a wasteful number, since it uses less digits than its factorization.
31056982 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 612.
The product of its (nonzero) digits is 12960, while the sum is 34.
The square root of 31056982 is about 5572.8791481603. The cubic root of 31056982 is about 314.3304228605.
The spelling of 31056982 in words is "thirty-one million, fifty-six thousand, nine hundred eighty-two".
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