Base | Representation |
---|---|
bin | 110001111110… |
… | …010110101011 |
3 | 220122120110012 |
4 | 301332112223 |
5 | 11323203314 |
6 | 1144442135 |
7 | 216231521 |
oct | 61762653 |
9 | 26576405 |
10 | 13100459 |
11 | 7438629 |
12 | 447934b |
13 | 2938b68 |
14 | 1a50311 |
15 | 123b93e |
hex | c7e5ab |
13100459 has 2 divisors, whose sum is σ = 13100460. Its totient is φ = 13100458.
The previous prime is 13100401. The next prime is 13100513. The reversal of 13100459 is 95400131.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 13100459 - 220 = 12051883 is a prime.
It is a Sophie Germain prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (13102459) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6550229 + 6550230.
It is an arithmetic number, because the mean of its divisors is an integer number (6550230).
Almost surely, 213100459 is an apocalyptic number.
13100459 is a deficient number, since it is larger than the sum of its proper divisors (1).
13100459 is an equidigital number, since it uses as much as digits as its factorization.
13100459 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 540, while the sum is 23.
The square root of 13100459 is about 3619.4556220515. The cubic root of 13100459 is about 235.7375889681.
The spelling of 13100459 in words is "thirteen million, one hundred thousand, four hundred fifty-nine".
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