Base | Representation |
---|---|
bin | 1101100000010… |
… | …1000011010011 |
3 | 10221120210200100 |
4 | 3120011003103 |
5 | 104000100140 |
6 | 5342023443 |
7 | 1255315155 |
oct | 330050323 |
9 | 127523610 |
10 | 56643795 |
11 | 29a7935a |
12 | 16b77b83 |
13 | b973450 |
14 | 7746ad5 |
15 | 4e8d530 |
hex | 36050d3 |
56643795 has 24 divisors (see below), whose sum is σ = 105736176. Its totient is φ = 27885888.
The previous prime is 56643793. The next prime is 56643809. The reversal of 56643795 is 59734665.
It is not a de Polignac number, because 56643795 - 21 = 56643793 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 56643795.
It is not an unprimeable number, because it can be changed into a prime (56643793) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47829 + ... + 48998.
It is an arithmetic number, because the mean of its divisors is an integer number (4405674).
Almost surely, 256643795 is an apocalyptic number.
56643795 is a deficient number, since it is larger than the sum of its proper divisors (49092381).
56643795 is a wasteful number, since it uses less digits than its factorization.
56643795 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 96851 (or 96848 counting only the distinct ones).
The product of its digits is 680400, while the sum is 45.
The square root of 56643795 is about 7526.2072121355. The cubic root of 56643795 is about 384.0467675787.
The spelling of 56643795 in words is "fifty-six million, six hundred forty-three thousand, seven hundred ninety-five".
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