Base | Representation |
---|---|
bin | 1101100110000… |
… | …1000011010001 |
3 | 10222021221121000 |
4 | 3121201003101 |
5 | 104044130000 |
6 | 5354052213 |
7 | 1261444614 |
oct | 331410321 |
9 | 128257530 |
10 | 57020625 |
11 | 2a206492 |
12 | 1711a069 |
13 | ba75b1c |
14 | 780417b |
15 | 5015000 |
hex | 36610d1 |
57020625 has 80 divisors (see below), whose sum is σ = 109964800. Its totient is φ = 29160000.
The previous prime is 57020603. The next prime is 57020659. The reversal of 57020625 is 52602075.
It is not a de Polignac number, because 57020625 - 222 = 52826321 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 523071 + ... + 523179.
It is an arithmetic number, because the mean of its divisors is an integer number (1374560).
Almost surely, 257020625 is an apocalyptic number.
It is an amenable number.
57020625 is a deficient number, since it is larger than the sum of its proper divisors (52944175).
57020625 is a wasteful number, since it uses less digits than its factorization.
57020625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 169 (or 148 counting only the distinct ones).
The product of its (nonzero) digits is 4200, while the sum is 27.
The square root of 57020625 is about 7551.2002357241. The cubic root of 57020625 is about 384.8965258552.
The spelling of 57020625 in words is "fifty-seven million, twenty thousand, six hundred twenty-five".
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