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56485057 is a prime number
BaseRepresentation
bin1101011101111…
…0010011000001
310221021201221011
43113132103001
5103430010212
65334400521
71254054316
oct327362301
9127251834
1056485057
1129980072
1216b00141
13b919115
147704d0d
154e5b4a7
hex35de4c1

56485057 has 2 divisors, whose sum is σ = 56485058. Its totient is φ = 56485056.

The previous prime is 56485049. The next prime is 56485063. The reversal of 56485057 is 75058465.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33454656 + 23030401 = 5784^2 + 4799^2 .

It is a cyclic number.

It is not a de Polignac number, because 56485057 - 23 = 56485049 is a prime.

It is a Chen prime.

It is a weakly prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28242528 + 28242529.

It is an arithmetic number, because the mean of its divisors is an integer number (28242529).

Almost surely, 256485057 is an apocalyptic number.

It is an amenable number.

56485057 is a deficient number, since it is larger than the sum of its proper divisors (1).

56485057 is an equidigital number, since it uses as much as digits as its factorization.

56485057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168000, while the sum is 40.

The square root of 56485057 is about 7515.6541298812. The cubic root of 56485057 is about 383.6876823407.

The spelling of 56485057 in words is "fifty-six million, four hundred eighty-five thousand, fifty-seven".