Base | Representation |
---|---|
bin | 11000100100111110… |
… | …00000001001001001 |
3 | 1021001120202101222221 |
4 | 30102133000021021 |
5 | 204010411100300 |
6 | 10021155014041 |
7 | 644661544432 |
oct | 142237001111 |
9 | 37046671887 |
10 | 13195018825 |
11 | 5661275a3a |
12 | 2682b9a321 |
13 | 1323903961 |
14 | 8d2612489 |
15 | 52362531a |
hex | 3127c0249 |
13195018825 has 12 divisors (see below), whose sum is σ = 17222972560. Its totient is φ = 10000434960.
The previous prime is 13195018817. The next prime is 13195018841. The reversal of 13195018825 is 52881059131.
It is not a de Polignac number, because 13195018825 - 23 = 13195018817 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13889019 + ... + 13889968.
Almost surely, 213195018825 is an apocalyptic number.
It is an amenable number.
13195018825 is a deficient number, since it is larger than the sum of its proper divisors (4027953735).
13195018825 is a wasteful number, since it uses less digits than its factorization.
13195018825 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27779016 (or 27779011 counting only the distinct ones).
The product of its (nonzero) digits is 86400, while the sum is 43.
The spelling of 13195018825 in words is "thirteen billion, one hundred ninety-five million, eighteen thousand, eight hundred twenty-five".
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