Base | Representation |
---|---|
bin | 1101100100100… |
… | …1101011000001 |
3 | 10222010002020100 |
4 | 3121021223001 |
5 | 104033043430 |
6 | 5352033013 |
7 | 1260565464 |
oct | 331115301 |
9 | 128102210 |
10 | 56924865 |
11 | 2a150548 |
12 | 17092769 |
13 | ba4136a |
14 | 77bb2db |
15 | 4ee6960 |
hex | 3649ac1 |
56924865 has 12 divisors (see below), whose sum is σ = 98669844. Its totient is φ = 30359904.
The previous prime is 56924863. The next prime is 56924867. The reversal of 56924865 is 56842965.
56924865 is a `hidden beast` number, since 569 + 2 + 4 + 86 + 5 = 666.
It is an interprime number because it is at equal distance from previous prime (56924863) and next prime (56924867).
It can be written as a sum of positive squares in 2 ways, for example, as 13483584 + 43441281 = 3672^2 + 6591^2 .
It is not a de Polignac number, because 56924865 - 21 = 56924863 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 1264997 = 56924865 / (5 + 6 + 9 + 2 + 4 + 8 + 6 + 5).
It is a self number, because there is not a number n which added to its sum of digits gives 56924865.
It is not an unprimeable number, because it can be changed into a prime (56924863) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 632454 + ... + 632543.
It is an arithmetic number, because the mean of its divisors is an integer number (8222487).
Almost surely, 256924865 is an apocalyptic number.
It is an amenable number.
56924865 is a deficient number, since it is larger than the sum of its proper divisors (41744979).
56924865 is a wasteful number, since it uses less digits than its factorization.
56924865 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1265008 (or 1265005 counting only the distinct ones).
The product of its digits is 518400, while the sum is 45.
The square root of 56924865 is about 7544.8568574891. The cubic root of 56924865 is about 384.6809410357.
The spelling of 56924865 in words is "fifty-six million, nine hundred twenty-four thousand, eight hundred sixty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.118 sec. • engine limits •