Base | Representation |
---|---|
bin | 11100111101111110… |
… | …110010010001110001 |
3 | 2222021201212102201220 |
4 | 130331332302101301 |
5 | 1002200241440423 |
6 | 22142252215253 |
7 | 2150542035651 |
oct | 347576622161 |
9 | 88251772656 |
10 | 31104640113 |
11 | 12211838548 |
12 | 6040a6a529 |
13 | 2c191abac1 |
14 | 1711034361 |
15 | c20ac99e3 |
hex | 73dfb2471 |
31104640113 has 32 divisors (see below), whose sum is σ = 44785109760. Its totient is φ = 19160789760.
The previous prime is 31104640109. The next prime is 31104640163.
31104640113 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 31104640113 - 22 = 31104640109 is a prime.
It is not an unprimeable number, because it can be changed into a prime (31104640163) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 117156 + ... + 275562.
It is an arithmetic number, because the mean of its divisors is an integer number (1399534680).
Almost surely, 231104640113 is an apocalyptic number.
It is an amenable number.
31104640113 is a deficient number, since it is larger than the sum of its proper divisors (13680469647).
31104640113 is a wasteful number, since it uses less digits than its factorization.
31104640113 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 158537.
The product of its (nonzero) digits is 864, while the sum is 24.
The spelling of 31104640113 in words is "thirty-one billion, one hundred four million, six hundred forty thousand, one hundred thirteen".
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