Base | Representation |
---|---|
bin | 1101010111110… |
… | …1000011000101 |
3 | 10220112111112010 |
4 | 3111331003011 |
5 | 103324233400 |
6 | 5322044433 |
7 | 1250505102 |
oct | 325750305 |
9 | 126474463 |
10 | 56086725 |
11 | 29728872 |
12 | 16949719 |
13 | b809a16 |
14 | 763daa9 |
15 | 4dcd450 |
hex | 357d0c5 |
56086725 has 48 divisors (see below), whose sum is σ = 97225920. Its totient is φ = 28492800.
The previous prime is 56086721. The next prime is 56086739. The reversal of 56086725 is 52768065.
It is a happy number.
It is not a de Polignac number, because 56086725 - 22 = 56086721 is a prime.
It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56086721) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 232605 + ... + 232845.
It is an arithmetic number, because the mean of its divisors is an integer number (2025540).
Almost surely, 256086725 is an apocalyptic number.
It is an amenable number.
56086725 is a deficient number, since it is larger than the sum of its proper divisors (41139195).
56086725 is a wasteful number, since it uses less digits than its factorization.
56086725 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 390 (or 385 counting only the distinct ones).
The product of its (nonzero) digits is 100800, while the sum is 39.
The square root of 56086725 is about 7489.1070896336. The cubic root of 56086725 is about 382.7836334474.
The spelling of 56086725 in words is "fifty-six million, eighty-six thousand, seven hundred twenty-five".
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