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56708286 = 239451381
BaseRepresentation
bin1101100001010…
…0110010111110
310221201002010220
43120110302332
5104004131121
65343242210
71256004165
oct330246276
9127632126
1056708286
112a012858
1216ba9366
13b9968cb
1477623dc
154ea26c6
hex3614cbe

56708286 has 8 divisors (see below), whose sum is σ = 113416584. Its totient is φ = 18902760.

The previous prime is 56708261. The next prime is 56708291. The reversal of 56708286 is 68280765.

It is a sphenic number, since it is the product of 3 distinct primes.

56708286 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4725685 + ... + 4725696.

It is an arithmetic number, because the mean of its divisors is an integer number (14177073).

Almost surely, 256708286 is an apocalyptic number.

56708286 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

56708286 is a wasteful number, since it uses less digits than its factorization.

56708286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9451386.

The product of its (nonzero) digits is 161280, while the sum is 42.

The square root of 56708286 is about 7530.4904222766. The cubic root of 56708286 is about 384.1924626570.

The spelling of 56708286 in words is "fifty-six million, seven hundred eight thousand, two hundred eighty-six".

Divisors: 1 2 3 6 9451381 18902762 28354143 56708286