Base | Representation |
---|---|
bin | 1101100100010… |
… | …0010111001001 |
3 | 10222001222101201 |
4 | 3121010113021 |
5 | 104031344423 |
6 | 5351344201 |
7 | 1260445201 |
oct | 331042711 |
9 | 128058351 |
10 | 56903113 |
11 | 2a136173 |
12 | 17082061 |
13 | ba344a7 |
14 | 77b3401 |
15 | 4ee02ad |
hex | 36445c9 |
56903113 has 4 divisors (see below), whose sum is σ = 57173008. Its totient is φ = 56633220.
The previous prime is 56903111. The next prime is 56903153. The reversal of 56903113 is 31130965.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 56903113 - 21 = 56903111 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (56903111) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134631 + ... + 135052.
It is an arithmetic number, because the mean of its divisors is an integer number (14293252).
Almost surely, 256903113 is an apocalyptic number.
It is an amenable number.
56903113 is a deficient number, since it is larger than the sum of its proper divisors (269895).
56903113 is a wasteful number, since it uses less digits than its factorization.
56903113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 269894.
The product of its (nonzero) digits is 2430, while the sum is 28.
The square root of 56903113 is about 7543.4152079811. The cubic root of 56903113 is about 384.6319369912.
The spelling of 56903113 in words is "fifty-six million, nine hundred three thousand, one hundred thirteen".
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