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56900037 = 3176591693
BaseRepresentation
bin1101100100001…
…1100111000101
310222001211011210
43121003213011
5104031300122
65351322033
71260433215
oct331034705
9128054153
1056900037
112a133927
1217080319
13ba32c7c
1477b2245
154ede40c
hex36439c5

56900037 has 16 divisors (see below), whose sum is σ = 80498880. Its totient is φ = 35626752.

The previous prime is 56900029. The next prime is 56900083. The reversal of 56900037 is 73000965.

56900037 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 56900037 - 23 = 56900029 is a prime.

It is a super-2 number, since 2×569000372 = 6475228421202738, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56899977 and 56900013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56900737) 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 15 ways as a sum of consecutive naturals, for example, 32763 + ... + 34455.

It is an arithmetic number, because the mean of its divisors is an integer number (5031180).

Almost surely, 256900037 is an apocalyptic number.

It is an amenable number.

56900037 is a deficient number, since it is larger than the sum of its proper divisors (23598843).

56900037 is a wasteful number, since it uses less digits than its factorization.

56900037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2372.

The product of its (nonzero) digits is 5670, while the sum is 30.

The square root of 56900037 is about 7543.2113187952. The cubic root of 56900037 is about 384.6250062096.

The spelling of 56900037 in words is "fifty-six million, nine hundred thousand, thirty-seven".

Divisors: 1 3 17 51 659 1693 1977 5079 11203 28781 33609 86343 1115687 3347061 18966679 56900037