Base | Representation |
---|---|
bin | 10111110110100101… |
… | …11000101000011100 |
3 | 1020001110200111100112 |
4 | 23323102320220130 |
5 | 202211311410424 |
6 | 5514420145152 |
7 | 632225626622 |
oct | 137322705034 |
9 | 36043614315 |
10 | 12805966364 |
11 | 54816a8084 |
12 | 25948381b8 |
13 | 12911262b9 |
14 | 896a9b512 |
15 | 4ee3c560e |
hex | 2fb4b8a1c |
12805966364 has 6 divisors (see below), whose sum is σ = 22410441144. Its totient is φ = 6402983180.
The previous prime is 12805966339. The next prime is 12805966399. The reversal of 12805966364 is 46366950821.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1600745792 + ... + 1600745799.
It is an arithmetic number, because the mean of its divisors is an integer number (3735073524).
Almost surely, 212805966364 is an apocalyptic number.
It is an amenable number.
12805966364 is a deficient number, since it is larger than the sum of its proper divisors (9604474780).
12805966364 is a wasteful number, since it uses less digits than its factorization.
12805966364 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3201491595 (or 3201491593 counting only the distinct ones).
The product of its (nonzero) digits is 1866240, while the sum is 50.
The spelling of 12805966364 in words is "twelve billion, eight hundred five million, nine hundred sixty-six thousand, three hundred sixty-four".
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