Base | Representation |
---|---|
bin | 110100101011100100… |
… | …0111100011011000010 |
3 | 101211000022010221202000 |
4 | 1221113020330123002 |
5 | 3323143031042010 |
6 | 123545520204430 |
7 | 11113331405151 |
oct | 1512710743302 |
9 | 354008127660 |
10 | 113131112130 |
11 | 43a84621a93 |
12 | 19b13469716 |
13 | a88c0c918a |
14 | 5692d99598 |
15 | 2e21e397c0 |
hex | 1a5723c6c2 |
113131112130 has 64 divisors (see below), whose sum is σ = 301864924800. Its totient is φ = 30150100800.
The previous prime is 113131112111. The next prime is 113131112167. The reversal of 113131112130 is 31211131311.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 325105 + ... + 576155.
It is an arithmetic number, because the mean of its divisors is an integer number (4716639450).
Almost surely, 2113131112130 is an apocalyptic number.
113131112130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
113131112130 is an abundant number, since it is smaller than the sum of its proper divisors (188733812670).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
113131112130 is a wasteful number, since it uses less digits than its factorization.
113131112130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 252736 (or 252730 counting only the distinct ones).
The product of its (nonzero) digits is 54, while the sum is 18.
Adding to 113131112130 its reverse (31211131311), we get a palindrome (144342243441).
The spelling of 113131112130 in words is "one hundred thirteen billion, one hundred thirty-one million, one hundred twelve thousand, one hundred thirty".
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