Base | Representation |
---|---|
bin | 1110000110100110011101… |
… | …10001101100010010111111 |
3 | 11001210211022120012020000001 |
4 | 13003103032301230102333 |
5 | 13031104344022310421 |
6 | 145543123035415131 |
7 | 6350424230031400 |
oct | 703231661542277 |
9 | 131724276166001 |
10 | 31013133010111 |
11 | 997766108990a |
12 | 358a6775b44a7 |
13 | 143c6ab50a395 |
14 | 793087aa39a7 |
15 | 38bac94b7691 |
hex | 1c34cec6c4bf |
31013133010111 has 12 divisors (see below), whose sum is σ = 37320518965320. Its totient is φ = 25666041110640.
The previous prime is 31013133010087. The next prime is 31013133010121. The reversal of 31013133010111 is 11101033131013.
It is not a de Polignac number, because 31013133010111 - 27 = 31013133009983 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31013133010121) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10912431025 + ... + 10912433866.
It is an arithmetic number, because the mean of its divisors is an integer number (3110043247110).
Almost surely, 231013133010111 is an apocalyptic number.
31013133010111 is a deficient number, since it is larger than the sum of its proper divisors (6307385955209).
31013133010111 is a wasteful number, since it uses less digits than its factorization.
31013133010111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21824864934 (or 21824864927 counting only the distinct ones).
The product of its (nonzero) digits is 81, while the sum is 19.
Adding to 31013133010111 its reverse (11101033131013), we get a palindrome (42114166141124).
The spelling of 31013133010111 in words is "thirty-one trillion, thirteen billion, one hundred thirty-three million, ten thousand, one hundred eleven".
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