Base | Representation |
---|---|
bin | 1101100101010… |
… | …1111111001001 |
3 | 10222012122102111 |
4 | 3121111333021 |
5 | 104041202210 |
6 | 5353102321 |
7 | 1261165522 |
oct | 331257711 |
9 | 128178374 |
10 | 56975305 |
11 | 2a185432 |
12 | 170b79a1 |
13 | ba5b2ca |
14 | 77d1849 |
15 | 500688a |
hex | 3655fc9 |
56975305 has 8 divisors (see below), whose sum is σ = 68410944. Its totient is φ = 45553200.
The previous prime is 56975291. The next prime is 56975323. The reversal of 56975305 is 50357965.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 56975305 - 25 = 56975273 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14170 + ... + 17740.
It is an arithmetic number, because the mean of its divisors is an integer number (8551368).
Almost surely, 256975305 is an apocalyptic number.
It is an amenable number.
56975305 is a deficient number, since it is larger than the sum of its proper divisors (11435639).
56975305 is a wasteful number, since it uses less digits than its factorization.
56975305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6767.
The product of its (nonzero) digits is 141750, while the sum is 40.
The square root of 56975305 is about 7548.1987917648. The cubic root of 56975305 is about 384.7945268916.
The spelling of 56975305 in words is "fifty-six million, nine hundred seventy-five thousand, three hundred five".
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