Base | Representation |
---|---|
bin | 11000100100011010… |
… | …11010000001000000 |
3 | 1021001021002001200021 |
4 | 30102031122001000 |
5 | 204003220444313 |
6 | 10020512103224 |
7 | 644604413530 |
oct | 142215320100 |
9 | 37037061607 |
10 | 13190406208 |
11 | 5659705461 |
12 | 2681534b14 |
13 | 132297a2b5 |
14 | 8d1b714c0 |
15 | 52301378d |
hex | 31235a040 |
13190406208 has 56 divisors (see below), whose sum is σ = 30323812352. Its totient is φ = 5575578624.
The previous prime is 13190406191. The next prime is 13190406223. The reversal of 13190406208 is 80260409131.
It is a tau number, because it is divible by the number of its divisors (56).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168960 + ... + 234367.
Almost surely, 213190406208 is an apocalyptic number.
It is an amenable number.
13190406208 is an abundant number, since it is smaller than the sum of its proper divisors (17133406144).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13190406208 is an equidigital number, since it uses as much as digits as its factorization.
13190406208 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 403419 (or 403409 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 34.
The spelling of 13190406208 in words is "thirteen billion, one hundred ninety million, four hundred six thousand, two hundred eight".
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