Base | Representation |
---|---|
bin | 1101100100110… |
… | …0100111100011 |
3 | 10222010200210020 |
4 | 3121030213203 |
5 | 104033440211 |
6 | 5352204523 |
7 | 1260645612 |
oct | 331144743 |
9 | 128120706 |
10 | 56936931 |
11 | 2a159617 |
12 | 17099743 |
13 | ba469bc |
14 | 77c1879 |
15 | 4eea306 |
hex | 364c9e3 |
56936931 has 8 divisors (see below), whose sum is σ = 75950784. Its totient is φ = 37940520.
The previous prime is 56936903. The next prime is 56936951. The reversal of 56936931 is 13963965.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 56936931 - 215 = 56904163 is a prime.
It is a super-2 number, since 2×569369312 = 6483628223397522, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (56936951) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10380 + ... + 14886.
It is an arithmetic number, because the mean of its divisors is an integer number (9493848).
Almost surely, 256936931 is an apocalyptic number.
56936931 is a deficient number, since it is larger than the sum of its proper divisors (19013853).
56936931 is a wasteful number, since it uses less digits than its factorization.
56936931 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8721.
The product of its digits is 131220, while the sum is 42.
The square root of 56936931 is about 7545.6564326770. The cubic root of 56936931 is about 384.7081185695.
The spelling of 56936931 in words is "fifty-six million, nine hundred thirty-six thousand, nine hundred thirty-one".
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