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56708445 = 3519198977
BaseRepresentation
bin1101100001010…
…0110101011101
310221201002100210
43120110311131
5104004132240
65343243033
71256004513
oct330246535
9127632323
1056708445
112a012992
1216ba9479
13b9969c1
1477624b3
154ea2780
hex3614d5d

56708445 has 16 divisors (see below), whose sum is σ = 95509440. Its totient is φ = 28652544.

The previous prime is 56708429. The next prime is 56708489. The reversal of 56708445 is 54480765.

It is not a de Polignac number, because 56708445 - 24 = 56708429 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99204 + ... + 99773.

It is an arithmetic number, because the mean of its divisors is an integer number (5969340).

Almost surely, 256708445 is an apocalyptic number.

It is an amenable number.

56708445 is a deficient number, since it is larger than the sum of its proper divisors (38800995).

56708445 is a wasteful number, since it uses less digits than its factorization.

56708445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199004.

The product of its (nonzero) digits is 134400, while the sum is 39.

The square root of 56708445 is about 7530.5009793506. The cubic root of 56708445 is about 384.1928217258.

The spelling of 56708445 in words is "fifty-six million, seven hundred eight thousand, four hundred forty-five".

Divisors: 1 3 5 15 19 57 95 285 198977 596931 994885 2984655 3780563 11341689 18902815 56708445