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56604793 = 78086399
BaseRepresentation
bin1101011111101…
…1100001111001
310221111211011211
43113323201321
5103442323133
65341123121
71255063360
oct327734171
9127454154
1056604793
1129a52023
1216b594a1
13b95b77b
1477367d7
154e81bcd
hex35fb879

56604793 has 4 divisors (see below), whose sum is σ = 64691200. Its totient is φ = 48518388.

The previous prime is 56604773. The next prime is 56604797. The reversal of 56604793 is 39740665.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 56604793 - 25 = 56604761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56604797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4043193 + ... + 4043206.

It is an arithmetic number, because the mean of its divisors is an integer number (16172800).

Almost surely, 256604793 is an apocalyptic number.

It is an amenable number.

56604793 is a deficient number, since it is larger than the sum of its proper divisors (8086407).

56604793 is an equidigital number, since it uses as much as digits as its factorization.

56604793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8086406.

The product of its (nonzero) digits is 136080, while the sum is 40.

The square root of 56604793 is about 7523.6156866230. The cubic root of 56604793 is about 383.9586023985.

The spelling of 56604793 in words is "fifty-six million, six hundred four thousand, seven hundred ninety-three".

Divisors: 1 7 8086399 56604793