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56756036 = 2260123609
BaseRepresentation
bin1101100010000…
…0011101000100
310221210111122102
43120200131010
5104012143121
65344251232
71256263331
oct330403504
9127714572
1056756036
112a045717
1217010b18
13b9b256c
147775988
154eb190b
hex3620744

56756036 has 12 divisors (see below), whose sum is σ = 99492540. Its totient is φ = 28329600.

The previous prime is 56756033. The next prime is 56756083. The reversal of 56756036 is 63065765.

It can be written as a sum of positive squares in 2 ways, for example, as 28026436 + 28729600 = 5294^2 + 5360^2 .

It is not an unprimeable number, because it can be changed into a prime (56756033) 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, 9401 + ... + 14208.

It is an arithmetic number, because the mean of its divisors is an integer number (8291045).

Almost surely, 256756036 is an apocalyptic number.

It is an amenable number.

56756036 is a deficient number, since it is larger than the sum of its proper divisors (42736504).

56756036 is a wasteful number, since it uses less digits than its factorization.

56756036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24214 (or 24212 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 38.

The square root of 56756036 is about 7533.6601993984. The cubic root of 56756036 is about 384.3002660882.

It can be divided in two parts, 5675 and 6036, that added together give a palindrome (11711).

The spelling of 56756036 in words is "fifty-six million, seven hundred fifty-six thousand, thirty-six".

Divisors: 1 2 4 601 1202 2404 23609 47218 94436 14189009 28378018 56756036