Base | Representation |
---|---|
bin | 1101100001100… |
… | …1000011011101 |
3 | 10221201222001210 |
4 | 3120121003131 |
5 | 104010210400 |
6 | 5343455033 |
7 | 1256106060 |
oct | 330310335 |
9 | 127658053 |
10 | 56725725 |
11 | 2a024971 |
12 | 16bb7479 |
13 | b9a1824 |
14 | 77688d7 |
15 | 4ea7950 |
hex | 36190dd |
56725725 has 48 divisors (see below), whose sum is σ = 107993088. Its totient is φ = 25736640.
The previous prime is 56725709. The next prime is 56725759. The reversal of 56725725 is 52752765.
56725725 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 56725725 - 24 = 56725709 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 87352 + ... + 87998.
It is an arithmetic number, because the mean of its divisors is an integer number (2249856).
Almost surely, 256725725 is an apocalyptic number.
It is an amenable number.
56725725 is a deficient number, since it is larger than the sum of its proper divisors (51267363).
56725725 is a wasteful number, since it uses less digits than its factorization.
56725725 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 834 (or 829 counting only the distinct ones).
The product of its digits is 147000, while the sum is 39.
The square root of 56725725 is about 7531.6482259861. The cubic root of 56725725 is about 384.2318410627.
The spelling of 56725725 in words is "fifty-six million, seven hundred twenty-five thousand, seven hundred twenty-five".
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