Base | Representation |
---|---|
bin | 1110001111010011010010… |
… | …10010100101000111000000 |
3 | 11002212101221120001112122012 |
4 | 13013221221102211013000 |
5 | 13101004113441103422 |
6 | 150332323045432052 |
7 | 6411136325054414 |
oct | 707515122450700 |
9 | 132771846045565 |
10 | 31312078066112 |
11 | 9a82417845068 |
12 | 36185a770b628 |
13 | 146194090226c |
14 | 7a3726a74d44 |
15 | 3947742404e2 |
hex | 1c7a694a51c0 |
31312078066112 has 56 divisors (see below), whose sum is σ = 62751929502240. Its totient is φ = 15500577305600.
The previous prime is 31312078066081. The next prime is 31312078066151. The reversal of 31312078066112 is 21166087021313.
It is a self number, because there is not a number n which added to its sum of digits gives 31312078066112.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 381781013 + ... + 381863019.
Almost surely, 231312078066112 is an apocalyptic number.
31312078066112 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
31312078066112 is an abundant number, since it is smaller than the sum of its proper divisors (31439851436128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31312078066112 is a wasteful number, since it uses less digits than its factorization.
31312078066112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 141189 (or 141179 counting only the distinct ones).
The product of its (nonzero) digits is 72576, while the sum is 41.
The spelling of 31312078066112 in words is "thirty-one trillion, three hundred twelve billion, seventy-eight million, sixty-six thousand, one hundred twelve".
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