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56313480961 = 195950235041
BaseRepresentation
bin110100011100100010…
…111000011100000001
312101100120202020100001
4310130202320130001
51410312222342321
641511533200001
74032333455533
oct643442703401
9171316666301
1056313480961
1121978545811
12aab7330001
135405a7668a
142a23021853
1516e8ca0c91
hexd1c8b8701

56313480961 has 8 divisors (see below), whose sum is σ = 60282050400. Its totient is φ = 52445381760.

The previous prime is 56313480947. The next prime is 56313480973. The reversal of 56313480961 is 16908431365.

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

It is a cyclic number.

It is not a de Polignac number, because 56313480961 - 25 = 56313480929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56313430961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25116400 + ... + 25118641.

It is an arithmetic number, because the mean of its divisors is an integer number (7535256300).

Almost surely, 256313480961 is an apocalyptic number.

It is an amenable number.

56313480961 is a deficient number, since it is larger than the sum of its proper divisors (3968569439).

56313480961 is a wasteful number, since it uses less digits than its factorization.

56313480961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50235119.

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 56313480961 in words is "fifty-six billion, three hundred thirteen million, four hundred eighty thousand, nine hundred sixty-one".

Divisors: 1 19 59 1121 50235041 954465779 2963867419 56313480961