Base | Representation |
---|---|
bin | 1101111111100… |
… | …11011001100110 |
3 | 22011212222022010 |
4 | 12333303121212 |
5 | 220022421102 |
6 | 15352015050 |
7 | 2623534461 |
oct | 677633146 |
9 | 264788263 |
10 | 117388902 |
11 | 60299024 |
12 | 33391486 |
13 | 1b4215b7 |
14 | 1183a2d8 |
15 | a48bd6c |
hex | 6ff3666 |
117388902 has 8 divisors (see below), whose sum is σ = 234777816. Its totient is φ = 39129632.
The previous prime is 117388883. The next prime is 117388903. The reversal of 117388902 is 209883711.
It is a sphenic number, since it is the product of 3 distinct primes.
117388902 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (117388903) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9782403 + ... + 9782414.
It is an arithmetic number, because the mean of its divisors is an integer number (29347227).
Almost surely, 2117388902 is an apocalyptic number.
117388902 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.
117388902 is a wasteful number, since it uses less digits than its factorization.
117388902 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19564822.
The product of its (nonzero) digits is 24192, while the sum is 39.
The square root of 117388902 is about 10834.6159138199. The cubic root of 117388902 is about 489.6386368036.
The spelling of 117388902 in words is "one hundred seventeen million, three hundred eighty-eight thousand, nine hundred two".
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