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56580100984 = 23111823352691
BaseRepresentation
bin110100101100011011…
…111101001101111000
312102001011102221020201
4310230123331031320
51411334001212414
641554215531544
74042051631431
oct645433751570
9172034387221
1056580100984
1121aa4aa0340
12ab70689bb4
135449087bc4
142a4a5c6488
1517123b9574
hexd2c6fd378

56580100984 has 32 divisors (see below), whose sum is σ = 115795837440. Its totient is φ = 25704047200.

The previous prime is 56580100949. The next prime is 56580101051. The reversal of 56580100984 is 48900108565.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15922 + ... + 336769.

It is an arithmetic number, because the mean of its divisors is an integer number (3618619920).

Almost surely, 256580100984 is an apocalyptic number.

It is an amenable number.

56580100984 is an abundant number, since it is smaller than the sum of its proper divisors (59215736456).

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

56580100984 is a wasteful number, since it uses less digits than its factorization.

56580100984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354531 (or 354527 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 46.

The spelling of 56580100984 in words is "fifty-six billion, five hundred eighty million, one hundred thousand, nine hundred eighty-four".

Divisors: 1 2 4 8 11 22 44 88 1823 3646 7292 14584 20053 40106 80212 160424 352691 705382 1410764 2821528 3879601 7759202 15518404 31036808 642955693 1285911386 2571822772 5143645544 7072512623 14145025246 28290050492 56580100984