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56431060 = 2257403079
BaseRepresentation
bin1101011101000…
…1000111010100
310221011222212021
43113101013110
5103421243220
65333302524
71253441020
oct327210724
9127158767
1056431060
1129943544
1216a94a44
13b8ca67a
1476cd380
154e4a4aa
hex35d11d4

56431060 has 24 divisors (see below), whose sum is σ = 135434880. Its totient is φ = 19347744.

The previous prime is 56431057. The next prime is 56431079. The reversal of 56431060 is 6013465.

56431060 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 201400 + ... + 201679.

It is an arithmetic number, because the mean of its divisors is an integer number (5643120).

Almost surely, 256431060 is an apocalyptic number.

It is an amenable number.

56431060 is an abundant number, since it is smaller than the sum of its proper divisors (79003820).

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

56431060 is a wasteful number, since it uses less digits than its factorization.

56431060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403095 (or 403093 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 56431060 is about 7512.0609688687. The cubic root of 56431060 is about 383.5653810326.

The spelling of 56431060 in words is "fifty-six million, four hundred thirty-one thousand, sixty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 403079 806158 1612316 2015395 2821553 4030790 5643106 8061580 11286212 14107765 28215530 56431060