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56134164 = 2234677847
BaseRepresentation
bin1101011000100…
…0101000010100
310220121220121010
43112020220110
5103332243124
65323052220
71251063312
oct326105024
9126556533
1056134164
1129760479
1216971070
13b8254a8
1476530b2
154ddc529
hex3588a14

56134164 has 12 divisors (see below), whose sum is σ = 130979744. Its totient is φ = 18711384.

The previous prime is 56134163. The next prime is 56134181. The reversal of 56134164 is 46143165.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56134163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2338912 + ... + 2338935.

Almost surely, 256134164 is an apocalyptic number.

It is an amenable number.

56134164 is an abundant number, since it is smaller than the sum of its proper divisors (74845580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56134164 is a wasteful number, since it uses less digits than its factorization.

56134164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4677854 (or 4677852 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 56134164 is about 7492.2736202037. The cubic root of 56134164 is about 382.8915244294.

Subtracting from 56134164 its reverse (46143165), we obtain a palindrome (9990999).

The spelling of 56134164 in words is "fifty-six million, one hundred thirty-four thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 12 4677847 9355694 14033541 18711388 28067082 56134164