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56112097 = 89630473
BaseRepresentation
bin1101011000001…
…1001111100001
310220120210022211
43112003033201
5103331041342
65322402121
71250642056
oct326031741
9126523284
1056112097
1129745938
1216960341
13b818432
14764902d
154dd5c17
hex35833e1

56112097 has 4 divisors (see below), whose sum is σ = 56742660. Its totient is φ = 55481536.

The previous prime is 56112079. The next prime is 56112151. The reversal of 56112097 is 79021165.

56112097 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17969121 + 38142976 = 4239^2 + 6176^2 .

It is a cyclic number.

It is not a de Polignac number, because 56112097 - 27 = 56111969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56112197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 315148 + ... + 315325.

It is an arithmetic number, because the mean of its divisors is an integer number (14185665).

Almost surely, 256112097 is an apocalyptic number.

It is an amenable number.

56112097 is a deficient number, since it is larger than the sum of its proper divisors (630563).

56112097 is an equidigital number, since it uses as much as digits as its factorization.

56112097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630562.

The product of its (nonzero) digits is 3780, while the sum is 31.

The square root of 56112097 is about 7490.8008250120. The cubic root of 56112097 is about 382.8413447997.

The spelling of 56112097 in words is "fifty-six million, one hundred twelve thousand, ninety-seven".

Divisors: 1 89 630473 56112097