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80182412144 = 2431161658089
BaseRepresentation
bin100101010101100111…
…1101000001101110000
321122222001100120102022
41022223033220031300
52303203144142034
6100500231211012
75535665154302
oct1125317501560
9248861316368
1080182412144
113100697701a
1213658b16a68
13773ab718b3
143c4909d972
152144501b2e
hex12ab3e8370

80182412144 has 20 divisors (see below), whose sum is σ = 160364825280. Its totient is φ = 38797941120.

The previous prime is 80182412099. The next prime is 80182412213. The reversal of 80182412144 is 44121428108.

80182412144 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80828549 + ... + 80829540.

It is an arithmetic number, because the mean of its divisors is an integer number (8018241264).

Almost surely, 280182412144 is an apocalyptic number.

It is an amenable number.

80182412144 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

80182412144 is a wasteful number, since it uses less digits than its factorization.

80182412144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161658128 (or 161658122 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 35.

The spelling of 80182412144 in words is "eighty billion, one hundred eighty-two million, four hundred twelve thousand, one hundred forty-four".

Divisors: 1 2 4 8 16 31 62 124 248 496 161658089 323316178 646632356 1293264712 2586529424 5011400759 10022801518 20045603036 40091206072 80182412144