Base | Representation |
---|---|
bin | 1101101110011… |
… | …10001010111100 |
3 | 22000122200101001 |
4 | 12313032022330 |
5 | 213433424020 |
6 | 15231500044 |
7 | 2565444655 |
oct | 667161274 |
9 | 260580331 |
10 | 115139260 |
11 | 59aa1915 |
12 | 32687624 |
13 | 1ab14652 |
14 | 1141252c |
15 | a19550a |
hex | 6dce2bc |
115139260 has 48 divisors (see below), whose sum is σ = 246960000. Its totient is φ = 45082944.
The previous prime is 115139231. The next prime is 115139273. The reversal of 115139260 is 62931511.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 230491 + ... + 230989.
It is an arithmetic number, because the mean of its divisors is an integer number (5145000).
Almost surely, 2115139260 is an apocalyptic number.
115139260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
115139260 is an abundant number, since it is smaller than the sum of its proper divisors (131820740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
115139260 is a wasteful number, since it uses less digits than its factorization.
115139260 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 730 (or 728 counting only the distinct ones).
The product of its (nonzero) digits is 1620, while the sum is 28.
The square root of 115139260 is about 10730.2963612381. The cubic root of 115139260 is about 486.4906277253.
The spelling of 115139260 in words is "one hundred fifteen million, one hundred thirty-nine thousand, two hundred sixty".
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