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117804704172 = 223193831349053
BaseRepresentation
bin110110110110110110…
…1010010000110101100
3102021002000100000202120
41231231231102012230
53412231001013142
6130041351352540
711340211315011
oct1555555220654
9367060300676
10117804704172
1145a62758951
121a9b8682750
13b155441c5c
1459b7971708
1530e73b77ec
hex1b6db521ac

117804704172 has 48 divisors (see below), whose sum is σ = 290100572160. Its totient is φ = 37104326208.

The previous prime is 117804704167. The next prime is 117804704179. The reversal of 117804704172 is 271407408711.

It is not an unprimeable number, because it can be changed into a prime (117804704179) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 587203 + ... + 761850.

It is an arithmetic number, because the mean of its divisors is an integer number (6043761920).

Almost surely, 2117804704172 is an apocalyptic number.

117804704172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

117804704172 is an abundant number, since it is smaller than the sum of its proper divisors (172295867988).

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

117804704172 is a wasteful number, since it uses less digits than its factorization.

117804704172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1349462 (or 1349460 counting only the distinct ones).

The product of its (nonzero) digits is 87808, while the sum is 42.

The spelling of 117804704172 in words is "one hundred seventeen billion, eight hundred four million, seven hundred four thousand, one hundred seventy-two".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 383 766 1149 1532 2298 4596 7277 14554 21831 29108 43662 87324 1349053 2698106 4047159 5396212 8094318 16188636 25632007 51264014 76896021 102528028 153792042 307584084 516687299 1033374598 1550061897 2066749196 3100123794 6200247588 9817058681 19634117362 29451176043 39268234724 58902352086 117804704172