Base | Representation |
---|---|
bin | 1101011111001… |
… | …00001001100011 |
3 | 21212212201002221 |
4 | 12233210021203 |
5 | 212430212011 |
6 | 15120451511 |
7 | 2542415200 |
oct | 657441143 |
9 | 255781087 |
10 | 113132131 |
11 | 58950932 |
12 | 31a79b97 |
13 | 1a590bb8 |
14 | 1104cca7 |
15 | 9dea971 |
hex | 6be4263 |
113132131 has 6 divisors (see below), whose sum is σ = 131602740. Its totient is φ = 96970356.
The previous prime is 113132119. The next prime is 113132141. The reversal of 113132131 is 131231311.
It is not a de Polignac number, because 113132131 - 29 = 113131619 is a prime.
It is a super-2 number, since 2×1131321312 = 25597758129202322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (113132141) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1154361 + ... + 1154458.
It is an arithmetic number, because the mean of its divisors is an integer number (21933790).
Almost surely, 2113132131 is an apocalyptic number.
113132131 is a deficient number, since it is larger than the sum of its proper divisors (18470609).
113132131 is an equidigital number, since it uses as much as digits as its factorization.
113132131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2308833 (or 2308826 counting only the distinct ones).
The product of its digits is 54, while the sum is 16.
The square root of 113132131 is about 10636.3589164714. The cubic root of 113132131 is about 483.6471755851.
Adding to 113132131 its reverse (131231311), we get a palindrome (244363442).
The spelling of 113132131 in words is "one hundred thirteen million, one hundred thirty-two thousand, one hundred thirty-one".
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