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104040502660 = 22529179380177
BaseRepresentation
bin110000011100101001…
…1000001010110000100
3100221112202120010220101
41200321103001112010
53201033332041120
6115443501013444
710342135452433
oct1407123012604
9327482503811
10104040502660
114013a1735a6
12181b6b54284
139a70942713
14506d91911a
152a8dd1090a
hex18394c1584

104040502660 has 24 divisors (see below), whose sum is σ = 226019024280. Its totient is φ = 40181159424.

The previous prime is 104040502637. The next prime is 104040502681. The reversal of 104040502660 is 66205040401.

104040502660 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 4741148736 + 99299353924 = 68856^2 + 315118^2 .

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, 89689509 + ... + 89690668.

It is an arithmetic number, because the mean of its divisors is an integer number (9417459345).

Almost surely, 2104040502660 is an apocalyptic number.

104040502660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104040502660 is an abundant number, since it is smaller than the sum of its proper divisors (121978521620).

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

104040502660 is a wasteful number, since it uses less digits than its factorization.

104040502660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179380215 (or 179380213 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The spelling of 104040502660 in words is "one hundred four billion, forty million, five hundred two thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 29 58 116 145 290 580 179380177 358760354 717520708 896900885 1793801770 3587603540 5202025133 10404050266 20808100532 26010125665 52020251330 104040502660