Base | Representation |
---|---|
bin | 1101100101100… |
… | …1100100010111 |
3 | 10222020101112211 |
4 | 3121121210113 |
5 | 104042134400 |
6 | 5353254251 |
7 | 1261256350 |
oct | 331314427 |
9 | 128211484 |
10 | 56989975 |
11 | 2a195459 |
12 | 17104387 |
13 | ba64ba3 |
14 | 77d6d27 |
15 | 500adba |
hex | 3659917 |
56989975 has 24 divisors (see below), whose sum is σ = 84280320. Its totient is φ = 37377120.
The previous prime is 56989973. The next prime is 56989979. The reversal of 56989975 is 57998965.
It is not a de Polignac number, because 56989975 - 21 = 56989973 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56989973) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3055 + ... + 11104.
It is an arithmetic number, because the mean of its divisors is an integer number (3511680).
Almost surely, 256989975 is an apocalyptic number.
56989975 is a deficient number, since it is larger than the sum of its proper divisors (27290345).
56989975 is a wasteful number, since it uses less digits than its factorization.
56989975 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14199 (or 14194 counting only the distinct ones).
The product of its digits is 6123600, while the sum is 58.
The square root of 56989975 is about 7549.1704842320. The cubic root of 56989975 is about 384.8275496856.
The spelling of 56989975 in words is "fifty-six million, nine hundred eighty-nine thousand, nine hundred seventy-five".
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