Base | Representation |
---|---|
bin | 1101011010110… |
… | …0110110111101 |
3 | 10220220110011011 |
4 | 3112230312331 |
5 | 103402020212 |
6 | 5330155221 |
7 | 1252252042 |
oct | 326546675 |
9 | 126813134 |
10 | 56282557 |
11 | 29851a11 |
12 | 16a22b11 |
13 | b877bb6 |
14 | 76911c9 |
15 | 4e1b4a7 |
hex | 35acdbd |
56282557 has 2 divisors, whose sum is σ = 56282558. Its totient is φ = 56282556.
The previous prime is 56282537. The next prime is 56282581. The reversal of 56282557 is 75528265.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 55041561 + 1240996 = 7419^2 + 1114^2 .
It is a cyclic number.
It is not a de Polignac number, because 56282557 - 211 = 56280509 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (56282537) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28141278 + 28141279.
It is an arithmetic number, because the mean of its divisors is an integer number (28141279).
Almost surely, 256282557 is an apocalyptic number.
It is an amenable number.
56282557 is a deficient number, since it is larger than the sum of its proper divisors (1).
56282557 is an equidigital number, since it uses as much as digits as its factorization.
56282557 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 168000, while the sum is 40.
The square root of 56282557 is about 7502.1701526958. The cubic root of 56282557 is about 383.2286241208.
The spelling of 56282557 in words is "fifty-six million, two hundred eighty-two thousand, five hundred fifty-seven".
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