Base | Representation |
---|---|
bin | 1110001000010010010111… |
… | …01010101101110010100111 |
3 | 11002000100211210111221121100 |
4 | 13010021023222231302213 |
5 | 13033032014101024241 |
6 | 150025503234251143 |
7 | 6354544622034234 |
oct | 704111352556247 |
9 | 132010753457540 |
10 | 31071062908071 |
11 | 999a188a9963a |
12 | 3599944126ab3 |
13 | 1444cb1117104 |
14 | 795bc165078b |
15 | 38d36a10b9b6 |
hex | 1c424baadca7 |
31071062908071 has 12 divisors (see below), whose sum is σ = 44884647583672. Its totient is φ = 20712092684976.
The previous prime is 31071062908033. The next prime is 31071062908111. The reversal of 31071062908071 is 17080926017013.
31071062908071 is a `hidden beast` number, since 3 + 1 + 0 + 7 + 10 + 629 + 0 + 8 + 0 + 7 + 1 = 666.
It is a de Polignac number, because none of the positive numbers 2k-31071062908071 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31071062908031) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 162336856 + ... + 162528141.
Almost surely, 231071062908071 is an apocalyptic number.
31071062908071 is a deficient number, since it is larger than the sum of its proper divisors (13813584675601).
31071062908071 is a wasteful number, since it uses less digits than its factorization.
31071062908071 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 324875630 (or 324875627 counting only the distinct ones).
The product of its (nonzero) digits is 127008, while the sum is 45.
The spelling of 31071062908071 in words is "thirty-one trillion, seventy-one billion, sixty-two million, nine hundred eight thousand, seventy-one".
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