Base | Representation |
---|---|
bin | 1101010111111… |
… | …0110011101011 |
3 | 10220112212102000 |
4 | 3111332303223 |
5 | 103330001211 |
6 | 5322142043 |
7 | 1250535105 |
oct | 325766353 |
9 | 126485360 |
10 | 56093931 |
11 | 29733223 |
12 | 16951923 |
13 | b81009a |
14 | 7642575 |
15 | 4dd0656 |
hex | 357eceb |
56093931 has 16 divisors (see below), whose sum is σ = 87991200. Its totient is φ = 35195904.
The previous prime is 56093929. The next prime is 56093959. The reversal of 56093931 is 13939065.
56093931 is a `hidden beast` number, since 560 + 9 + 3 + 93 + 1 = 666.
It is not a de Polignac number, because 56093931 - 21 = 56093929 is a prime.
It is a super-2 number, since 2×560939312 = 6293058190065522, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (56093131) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60646 + ... + 61563.
It is an arithmetic number, because the mean of its divisors is an integer number (5499450).
Almost surely, 256093931 is an apocalyptic number.
56093931 is a gapful number since it is divisible by the number (51) formed by its first and last digit.
56093931 is a deficient number, since it is larger than the sum of its proper divisors (31897269).
56093931 is a wasteful number, since it uses less digits than its factorization.
56093931 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 122235 (or 122229 counting only the distinct ones).
The product of its (nonzero) digits is 21870, while the sum is 36.
The square root of 56093931 is about 7489.5881729238. The cubic root of 56093931 is about 382.8000260414.
The spelling of 56093931 in words is "fifty-six million, ninety-three thousand, nine hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.088 sec. • engine limits •