Base | Representation |
---|---|
bin | 11101010011100111… |
… | …110010111110111010 |
3 | 10000020001001102100012 |
4 | 131103213302332322 |
5 | 1003421213244232 |
6 | 22242302141522 |
7 | 2162541066605 |
oct | 352347627672 |
9 | 100201042305 |
10 | 31467712442 |
11 | 12388781121 |
12 | 61225818a2 |
13 | 2c764910ba |
14 | 174734533c |
15 | c428e69b2 |
hex | 7539f2fba |
31467712442 has 16 divisors (see below), whose sum is σ = 47948163840. Its totient is φ = 15485892192.
The previous prime is 31467712439. The next prime is 31467712483. The reversal of 31467712442 is 24421776413.
It is a self number, because there is not a number n which added to its sum of digits gives 31467712442.
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 7 ways as a sum of consecutive naturals, for example, 155048 + ... + 294915.
It is an arithmetic number, because the mean of its divisors is an integer number (2996760240).
Almost surely, 231467712442 is an apocalyptic number.
31467712442 is a deficient number, since it is larger than the sum of its proper divisors (16480451398).
31467712442 is a wasteful number, since it uses less digits than its factorization.
31467712442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 450517.
The product of its digits is 225792, while the sum is 41.
The spelling of 31467712442 in words is "thirty-one billion, four hundred sixty-seven million, seven hundred twelve thousand, four hundred forty-two".
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