Base | Representation |
---|---|
bin | 1111101000101… |
… | …01100110110100 |
3 | 100010210122101022 |
4 | 13310111212310 |
5 | 232034114000 |
6 | 21003120312 |
7 | 3151563062 |
oct | 764254664 |
9 | 303718338 |
10 | 131160500 |
11 | 68044909 |
12 | 37b13098 |
13 | 21233a83 |
14 | 135c3032 |
15 | b7ac585 |
hex | 7d159b4 |
131160500 has 24 divisors (see below), whose sum is σ = 286455624. Its totient is φ = 52464000.
The previous prime is 131160499. The next prime is 131160511. The reversal of 131160500 is 5061131.
It can be written as a sum of positive squares in 4 ways, for example, as 195364 + 130965136 = 442^2 + 11444^2 .
It is a congruent number.
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, 130661 + ... + 131660.
It is an arithmetic number, because the mean of its divisors is an integer number (11935651).
Almost surely, 2131160500 is an apocalyptic number.
131160500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
131160500 is an abundant number, since it is smaller than the sum of its proper divisors (155295124).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131160500 is a wasteful number, since it uses less digits than its factorization.
131160500 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 262340 (or 262328 counting only the distinct ones).
The product of its (nonzero) digits is 90, while the sum is 17.
The square root of 131160500 is about 11452.5324710302. The cubic root of 131160500 is about 508.0826378883.
The spelling of 131160500 in words is "one hundred thirty-one million, one hundred sixty thousand, five hundred".
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