Base | Representation |
---|---|
bin | 1110000110100111001010… |
… | …10011101010011101101010 |
3 | 11001210212021220110211012100 |
4 | 13003103211103222131222 |
5 | 13031111132304424000 |
6 | 145543224341354230 |
7 | 6350436500022312 |
oct | 703234523523552 |
9 | 131725256424170 |
10 | 31013511014250 |
11 | 99778354a0a26 |
12 | 358a762108976 |
13 | 143c73b919c7b |
14 | 7930c1d80442 |
15 | 38baec783a00 |
hex | 1c34e54ea76a |
31013511014250 has 48 divisors (see below), whose sum is σ = 83860533788616. Its totient is φ = 8270269603200.
The previous prime is 31013511014237. The next prime is 31013511014267. The reversal of 31013511014250 is 5241011531013.
31013511014250 is a `hidden beast` number, since 3 + 1 + 0 + 1 + 3 + 511 + 0 + 142 + 5 + 0 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 11570358719529 + 19443152294721 = 3401523^2 + 4409439^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6891889087 + ... + 6891893586.
Almost surely, 231013511014250 is an apocalyptic number.
31013511014250 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
31013511014250 is an abundant number, since it is smaller than the sum of its proper divisors (52847022774366).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31013511014250 is a wasteful number, since it uses less digits than its factorization.
31013511014250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13783782696 (or 13783782683 counting only the distinct ones).
The product of its (nonzero) digits is 1800, while the sum is 27.
Adding to 31013511014250 its reverse (5241011531013), we get a palindrome (36254522545263).
The spelling of 31013511014250 in words is "thirty-one trillion, thirteen billion, five hundred eleven million, fourteen thousand, two hundred fifty".
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