Base | Representation |
---|---|
bin | 11100111001101000… |
… | …011100111001011000 |
3 | 2222002122120111111000 |
4 | 130321220130321120 |
5 | 1002023102122004 |
6 | 22131124305000 |
7 | 2145664620033 |
oct | 347150347130 |
9 | 88078514430 |
10 | 31031676504 |
11 | 12184632944 |
12 | 6020542160 |
13 | 2c0704337a |
14 | 170548001a |
15 | c194b5c39 |
hex | 739a1ce58 |
31031676504 has 64 divisors (see below), whose sum is σ = 86416466400. Its totient is φ = 10317808512.
The previous prime is 31031676503. The next prime is 31031676523. The reversal of 31031676504 is 40567613013.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31031676503) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95187 + ... + 266690.
Almost surely, 231031676504 is an apocalyptic number.
It is an amenable number.
31031676504 is an abundant number, since it is smaller than the sum of its proper divisors (55384789896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31031676504 is a wasteful number, since it uses less digits than its factorization.
31031676504 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 362289 (or 362279 counting only the distinct ones).
The product of its (nonzero) digits is 45360, while the sum is 36.
The spelling of 31031676504 in words is "thirty-one billion, thirty-one million, six hundred seventy-six thousand, five hundred four".
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