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80593545986 = 2317118308393
BaseRepresentation
bin100101100001110111…
…1111110101100000010
321201000200222100000122
41023003233332230002
52310023421432421
6101005115220242
75552116560242
oct1130357765402
9251020870018
1080593545986
11311a7a56a58
1213752747682
1377a50b0b65
143c87921b22
15216a6642ab
hex12c3bfeb02

80593545986 has 16 divisors (see below), whose sum is σ = 126547619328. Its totient is φ = 38447623200.

The previous prime is 80593545983. The next prime is 80593546009. The reversal of 80593545986 is 68954539508.

It is a Harshad number since it is a multiple of its sum of digits (62).

It is not an unprimeable number, because it can be changed into a prime (80593545983) 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, 9149795 + ... + 9158598.

It is an arithmetic number, because the mean of its divisors is an integer number (7909226208).

Almost surely, 280593545986 is an apocalyptic number.

80593545986 is a deficient number, since it is larger than the sum of its proper divisors (45954073342).

80593545986 is a wasteful number, since it uses less digits than its factorization.

80593545986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18308497.

The product of its (nonzero) digits is 46656000, while the sum is 62.

The spelling of 80593545986 in words is "eighty billion, five hundred ninety-three million, five hundred forty-five thousand, nine hundred eighty-six".

Divisors: 1 2 31 62 71 142 2201 4402 18308393 36616786 567560183 1135120366 1299895903 2599791806 40296772993 80593545986