Base | Representation |
---|---|
bin | 11101010100000101… |
… | …000000000011000110 |
3 | 10000020120110100222100 |
4 | 131110011000003012 |
5 | 1003430143240014 |
6 | 22243134212530 |
7 | 2162663133450 |
oct | 352405000306 |
9 | 100216410870 |
10 | 31475368134 |
11 | 1239202aa41 |
12 | 6125054146 |
13 | 2c77c418b2 |
14 | 17483792d0 |
15 | c4340a009 |
hex | 7541400c6 |
31475368134 has 48 divisors (see below), whose sum is σ = 78417211392. Its totient is φ = 8937784944.
The previous prime is 31475368037. The next prime is 31475368157. The reversal of 31475368134 is 43186357413.
31475368134 is a `hidden beast` number, since 3 + 1 + 4 + 7 + 536 + 81 + 34 = 666.
It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 31475368134.
It is a congruent number.
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, 745734 + ... + 786809.
It is an arithmetic number, because the mean of its divisors is an integer number (1633691904).
Almost surely, 231475368134 is an apocalyptic number.
31475368134 is an abundant number, since it is smaller than the sum of its proper divisors (46941843258).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31475368134 is a wasteful number, since it uses less digits than its factorization.
31475368134 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1532721 (or 1532718 counting only the distinct ones).
The product of its digits is 725760, while the sum is 45.
The spelling of 31475368134 in words is "thirty-one billion, four hundred seventy-five million, three hundred sixty-eight thousand, one hundred thirty-four".
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