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80228800696 = 23115471666711
BaseRepresentation
bin100101010111000000…
…0100101100010111000
321200002021122100112211
41022232000211202320
52303302033110241
6100505005344504
75540100361012
oct1125600454270
9250067570484
1080228800696
1131030080470
1213670568134
137747664245
143c512d71b2
152148616781
hex12ae0258b8

80228800696 has 32 divisors (see below), whose sum is σ = 164404471680. Its totient is φ = 36400946400.

The previous prime is 80228800669. The next prime is 80228800703. The reversal of 80228800696 is 69600882208.

It is a super-2 number, since 2×802288006962 (a number of 23 digits) contains 22 as substring.

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, 785220 + ... + 881491.

It is an arithmetic number, because the mean of its divisors is an integer number (5137639740).

Almost surely, 280228800696 is an apocalyptic number.

It is an amenable number.

80228800696 is an abundant number, since it is smaller than the sum of its proper divisors (84175670984).

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

80228800696 is a wasteful number, since it uses less digits than its factorization.

80228800696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1667275 (or 1667271 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 49.

The spelling of 80228800696 in words is "eighty billion, two hundred twenty-eight million, eight hundred thousand, six hundred ninety-six".

Divisors: 1 2 4 8 11 22 44 88 547 1094 2188 4376 6017 12034 24068 48136 1666711 3333422 6666844 13333688 18333821 36667642 73335284 146670568 911690917 1823381834 3646763668 7293527336 10028600087 20057200174 40114400348 80228800696