Base | Representation |
---|---|
bin | 11000100001010101… |
… | …10101010111101000 |
3 | 1020222110110020120020 |
4 | 30100222311113220 |
5 | 203430112102432 |
6 | 10014150200440 |
7 | 644141651604 |
oct | 142052652750 |
9 | 36873406506 |
10 | 13164565992 |
11 | 5646066306 |
12 | 2674953120 |
13 | 131a500826 |
14 | 8cc566504 |
15 | 520b0c22c |
hex | 310ab55e8 |
13164565992 has 64 divisors (see below), whose sum is σ = 33330718080. Its totient is φ = 4332582912.
The previous prime is 13164565991. The next prime is 13164566011. The reversal of 13164565992 is 29956546131.
It is not an unprimeable number, because it can be changed into a prime (13164565991) 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, 704028 + ... + 722484.
It is an arithmetic number, because the mean of its divisors is an integer number (520792470).
Almost surely, 213164565992 is an apocalyptic number.
13164565992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
13164565992 is an abundant number, since it is smaller than the sum of its proper divisors (20166152088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13164565992 is a wasteful number, since it uses less digits than its factorization.
13164565992 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18842 (or 18838 counting only the distinct ones).
The product of its digits is 1749600, while the sum is 51.
The spelling of 13164565992 in words is "thirteen billion, one hundred sixty-four million, five hundred sixty-five thousand, nine hundred ninety-two".
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