Base | Representation |
---|---|
bin | 110110111000110010… |
… | …1100010000010000000 |
3 | 102021020112210021112220 |
4 | 1231301211202002000 |
5 | 3412344130443440 |
6 | 130052034251040 |
7 | 11341631415510 |
oct | 1556145420200 |
9 | 367215707486 |
10 | 117869781120 |
11 | 45a96467153 |
12 | 1aa16426a80 |
13 | b165a78a20 |
14 | 59c2471840 |
15 | 30ece6e8d0 |
hex | 1b71962080 |
117869781120 has 512 divisors, whose sum is σ = 474935892480. Its totient is φ = 24195760128.
The previous prime is 117869781103. The next prime is 117869781149. The reversal of 117869781120 is 21187968711.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6455524 + ... + 6473756.
It is an arithmetic number, because the mean of its divisors is an integer number (927609165).
Almost surely, 2117869781120 is an apocalyptic number.
117869781120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 117869781120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (237467946240).
117869781120 is an abundant number, since it is smaller than the sum of its proper divisors (357066111360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
117869781120 is a wasteful number, since it uses less digits than its factorization.
117869781120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18312 (or 18300 counting only the distinct ones).
The product of its (nonzero) digits is 338688, while the sum is 51.
The spelling of 117869781120 in words is "one hundred seventeen billion, eight hundred sixty-nine million, seven hundred eighty-one thousand, one hundred twenty".
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