Base | Representation |
---|---|
bin | 1101100101011… |
… | …0001000011010 |
3 | 10222012200020110 |
4 | 3121112020122 |
5 | 104041212043 |
6 | 5353105150 |
7 | 1261200330 |
oct | 331261032 |
9 | 128180213 |
10 | 56975898 |
11 | 2a185921 |
12 | 170b81b6 |
13 | ba5b665 |
14 | 77d1b50 |
15 | 5006b33 |
hex | 365621a |
56975898 has 32 divisors (see below), whose sum is σ = 130502016. Its totient is φ = 16244928.
The previous prime is 56975881. The next prime is 56975911. The reversal of 56975898 is 89857965.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24640 + ... + 26852.
It is an arithmetic number, because the mean of its divisors is an integer number (4078188).
Almost surely, 256975898 is an apocalyptic number.
56975898 is an abundant number, since it is smaller than the sum of its proper divisors (73526118).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56975898 is a wasteful number, since it uses less digits than its factorization.
56975898 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2838.
The product of its digits is 5443200, while the sum is 57.
The square root of 56975898 is about 7548.2380725571. The cubic root of 56975898 is about 384.7958618697.
It can be divided in two parts, 569 and 75898, that added together give a palindrome (76467).
The spelling of 56975898 in words is "fifty-six million, nine hundred seventy-five thousand, eight hundred ninety-eight".
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