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56136248 = 2371002433
BaseRepresentation
bin1101011000100…
…1001000111000
310220122000110022
43112021020320
5103332324443
65323110012
71251102350
oct326111070
9126560408
1056136248
1129761aa3
1216972308
13b82641c
147653b60
154ddce68
hex3589238

56136248 has 16 divisors (see below), whose sum is σ = 120292080. Its totient is φ = 24058368.

The previous prime is 56136239. The next prime is 56136259. The reversal of 56136248 is 84263165.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 501161 + ... + 501272.

It is an arithmetic number, because the mean of its divisors is an integer number (7518255).

Almost surely, 256136248 is an apocalyptic number.

It is an amenable number.

56136248 is an abundant number, since it is smaller than the sum of its proper divisors (64155832).

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

56136248 is a wasteful number, since it uses less digits than its factorization.

56136248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1002446 (or 1002442 counting only the distinct ones).

The product of its digits is 34560, while the sum is 35.

The square root of 56136248 is about 7492.4126955207. The cubic root of 56136248 is about 382.8962626969.

The spelling of 56136248 in words is "fifty-six million, one hundred thirty-six thousand, two hundred forty-eight".

Divisors: 1 2 4 7 8 14 28 56 1002433 2004866 4009732 7017031 8019464 14034062 28068124 56136248