Base | Representation |
---|---|
bin | 1110001010000010001001… |
… | …01111101011100011010111 |
3 | 11002020002202020022201001210 |
4 | 13011001010233223203113 |
5 | 13040022421013430010 |
6 | 150113230301552503 |
7 | 6362101043404254 |
oct | 705010457534327 |
9 | 132202666281053 |
10 | 31131076311255 |
11 | 9a12684aa0708 |
12 | 35a94b2575733 |
13 | 144a856587b7b |
14 | 798a75bd242b |
15 | 38ebcdb0ab20 |
hex | 1c5044beb8d7 |
31131076311255 has 32 divisors (see below), whose sum is σ = 54440986595328. Its totient is φ = 15122496268800.
The previous prime is 31131076311217. The next prime is 31131076311271. The reversal of 31131076311255 is 55211367013113.
It is not a de Polignac number, because 31131076311255 - 230 = 31130002569431 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1969067131 + ... + 1969082940.
It is an arithmetic number, because the mean of its divisors is an integer number (1701280831104).
Almost surely, 231131076311255 is an apocalyptic number.
31131076311255 is a deficient number, since it is larger than the sum of its proper divisors (23309910284073).
31131076311255 is a wasteful number, since it uses less digits than its factorization.
31131076311255 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3938150127.
The product of its (nonzero) digits is 56700, while the sum is 39.
The spelling of 31131076311255 in words is "thirty-one trillion, one hundred thirty-one billion, seventy-six million, three hundred eleven thousand, two hundred fifty-five".
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