Base | Representation |
---|---|
bin | 1111101000011… |
… | …10001100000100 |
3 | 100010202002200222 |
4 | 13310032030010 |
5 | 232032130431 |
6 | 21002323512 |
7 | 3151405355 |
oct | 764161404 |
9 | 303662628 |
10 | 131130116 |
11 | 68023aa7 |
12 | 37ab9598 |
13 | 21222cb0 |
14 | 135b5d2c |
15 | b7a357b |
hex | 7d0e304 |
131130116 has 12 divisors (see below), whose sum is σ = 247129932. Its totient is φ = 60521568.
The previous prime is 131130101. The next prime is 131130121. The reversal of 131130116 is 611031131.
It can be written as a sum of positive squares in 2 ways, for example, as 47334400 + 83795716 = 6880^2 + 9154^2 .
It is a junction number, because it is equal to n+sod(n) for n = 131130094 and 131130103.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1260815 + ... + 1260918.
It is an arithmetic number, because the mean of its divisors is an integer number (20594161).
Almost surely, 2131130116 is an apocalyptic number.
It is an amenable number.
131130116 is a deficient number, since it is larger than the sum of its proper divisors (115999816).
131130116 is a wasteful number, since it uses less digits than its factorization.
131130116 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2521750 (or 2521748 counting only the distinct ones).
The product of its (nonzero) digits is 54, while the sum is 17.
The square root of 131130116 is about 11451.2058753653. The cubic root of 131130116 is about 508.0434015453.
Adding to 131130116 its reverse (611031131), we get a palindrome (742161247).
The spelling of 131130116 in words is "one hundred thirty-one million, one hundred thirty thousand, one hundred sixteen".
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