Base | Representation |
---|---|
bin | 1101011000011… |
… | …1101111011101 |
3 | 10220121201121100 |
4 | 3112013233131 |
5 | 103332134100 |
6 | 5323023313 |
7 | 1251046563 |
oct | 326075735 |
9 | 126551540 |
10 | 56130525 |
11 | 29758770 |
12 | 1696ab39 |
13 | b823939 |
14 | 7651a33 |
15 | 4ddb400 |
hex | 3587bdd |
56130525 has 36 divisors (see below), whose sum is σ = 109680480. Its totient is φ = 27213600.
The previous prime is 56130509. The next prime is 56130533. The reversal of 56130525 is 52503165.
56130525 is a `hidden beast` number, since 5 + 6 + 130 + 525 = 666.
It is not a de Polignac number, because 56130525 - 24 = 56130509 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 (17) of ones.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 8865 + ... + 13814.
It is an arithmetic number, because the mean of its divisors is an integer number (3046680).
Almost surely, 256130525 is an apocalyptic number.
56130525 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
56130525 is a deficient number, since it is larger than the sum of its proper divisors (53549955).
56130525 is a wasteful number, since it uses less digits than its factorization.
56130525 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22706 (or 22698 counting only the distinct ones).
The product of its (nonzero) digits is 4500, while the sum is 27.
The square root of 56130525 is about 7492.0307660874. The cubic root of 56130525 is about 382.8832503691.
The spelling of 56130525 in words is "fifty-six million, one hundred thirty thousand, five hundred twenty-five".
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