Base | Representation |
---|---|
bin | 1101100100010… |
… | …0010001100011 |
3 | 10222001221220110 |
4 | 3121010101203 |
5 | 104031342010 |
6 | 5351342403 |
7 | 1260444150 |
oct | 331042143 |
9 | 128057813 |
10 | 56902755 |
11 | 2a135978 |
12 | 17081a03 |
13 | ba34290 |
14 | 77b3227 |
15 | 4ee0120 |
hex | 3644463 |
56902755 has 32 divisors (see below), whose sum is σ = 112057344. Its totient is φ = 24011136.
The previous prime is 56902753. The next prime is 56902789. The reversal of 56902755 is 55720965.
56902755 is nontrivially palindromic in base 16.
It is not a de Polignac number, because 56902755 - 21 = 56902753 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is not an unprimeable number, because it can be changed into a prime (56902753) 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 31 ways as a sum of consecutive naturals, for example, 19479 + ... + 22208.
It is an arithmetic number, because the mean of its divisors is an integer number (3501792).
Almost surely, 256902755 is an apocalyptic number.
56902755 is a deficient number, since it is larger than the sum of its proper divisors (55154589).
56902755 is a wasteful number, since it uses less digits than its factorization.
56902755 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41715.
The product of its (nonzero) digits is 94500, while the sum is 39.
The square root of 56902755 is about 7543.3914786388. The cubic root of 56902755 is about 384.6311303656.
The spelling of 56902755 in words is "fifty-six million, nine hundred two thousand, seven hundred fifty-five".
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