Base | Representation |
---|---|
bin | 11000100110100101… |
… | …00011011101000110 |
3 | 1021002112011222200202 |
4 | 30103102203131012 |
5 | 204022341022211 |
6 | 10022400410502 |
7 | 645214451000 |
oct | 142322433506 |
9 | 37075158622 |
10 | 13208532806 |
11 | 5668966217 |
12 | 2687616a32 |
13 | 1326655ab1 |
14 | 8d432d370 |
15 | 5248e453b |
hex | 3134a3746 |
13208532806 has 64 divisors (see below), whose sum is σ = 24574492800. Its totient is φ = 5303854080.
The previous prime is 13208532797. The next prime is 13208532829. The reversal of 13208532806 is 60823580231.
It is a self number, because there is not a number n which added to its sum of digits gives 13208532806.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2714816 + ... + 2719676.
It is an arithmetic number, because the mean of its divisors is an integer number (383976450).
Almost surely, 213208532806 is an apocalyptic number.
13208532806 is a deficient number, since it is larger than the sum of its proper divisors (11365959994).
13208532806 is a wasteful number, since it uses less digits than its factorization.
13208532806 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5134 (or 5120 counting only the distinct ones).
The product of its (nonzero) digits is 69120, while the sum is 38.
The spelling of 13208532806 in words is "thirteen billion, two hundred eight million, five hundred thirty-two thousand, eight hundred six".
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