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85176769260 = 223511129055711
BaseRepresentation
bin100111101010011101…
…1100101101011101100
322010212010010012101210
41033110323211223230
52343420223104020
6103044001434420
76103521410232
oct1172473455354
9263763105353
1085176769260
113313a07a490
121461163ba10
1380557a5bab
1441a04d2952
152337be13e0
hex13d4ee5aec

85176769260 has 48 divisors (see below), whose sum is σ = 260176315392. Its totient is φ = 20648913600.

The previous prime is 85176769259. The next prime is 85176769303. The reversal of 85176769260 is 6296767158.

It is a self number, because there is not a number n which added to its sum of digits gives 85176769260.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64527196 + ... + 64528515.

It is an arithmetic number, because the mean of its divisors is an integer number (5420339904).

Almost surely, 285176769260 is an apocalyptic number.

It is an amenable number.

85176769260 is an abundant number, since it is smaller than the sum of its proper divisors (174999546132).

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

85176769260 is a wasteful number, since it uses less digits than its factorization.

85176769260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129055734 (or 129055732 counting only the distinct ones).

The product of its (nonzero) digits is 7620480, while the sum is 57.

The spelling of 85176769260 in words is "eighty-five billion, one hundred seventy-six million, seven hundred sixty-nine thousand, two hundred sixty".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 66 110 132 165 220 330 660 129055711 258111422 387167133 516222844 645278555 774334266 1290557110 1419612821 1548668532 1935835665 2581114220 2839225642 3871671330 4258838463 5678451284 7098064105 7743342660 8517676926 14196128210 17035353852 21294192315 28392256420 42588384630 85176769260