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56699794 = 2171667641
BaseRepresentation
bin1101100001001…
…0101110010010
310221200122111101
43120102232102
5104003343134
65343135014
71255640344
oct330225622
9127618441
1056699794
112a007438
1216ba446a
13b992a98
14775d294
154e9ee14
hex3612b92

56699794 has 8 divisors (see below), whose sum is σ = 90052668. Its totient is φ = 26682240.

The previous prime is 56699791. The next prime is 56699803. The reversal of 56699794 is 49799665.

It can be written as a sum of positive squares in 2 ways, for example, as 47789569 + 8910225 = 6913^2 + 2985^2 .

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

It is not an unprimeable number, because it can be changed into a prime (56699791) 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, 833787 + ... + 833854.

Almost surely, 256699794 is an apocalyptic number.

56699794 is a deficient number, since it is larger than the sum of its proper divisors (33352874).

56699794 is a wasteful number, since it uses less digits than its factorization.

56699794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1667660.

The product of its digits is 3674160, while the sum is 55.

The square root of 56699794 is about 7529.9265600668. The cubic root of 56699794 is about 384.1732842412.

The spelling of 56699794 in words is "fifty-six million, six hundred ninety-nine thousand, seven hundred ninety-four".

Divisors: 1 2 17 34 1667641 3335282 28349897 56699794