Base | Representation |
---|---|
bin | 110010000001… |
… | …100100010011 |
3 | 220200020111121 |
4 | 302001210103 |
5 | 11324113434 |
6 | 1145023111 |
7 | 216315061 |
oct | 62014423 |
9 | 26606447 |
10 | 13113619 |
11 | 7447502 |
12 | 4484a97 |
13 | 2941b4c |
14 | 1a55031 |
15 | 12407b4 |
hex | c81913 |
13113619 has 2 divisors, whose sum is σ = 13113620. Its totient is φ = 13113618.
The previous prime is 13113601. The next prime is 13113637. The reversal of 13113619 is 91631131.
It is a happy number.
13113619 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a balanced prime because it is at equal distance from previous prime (13113601) and next prime (13113637).
It is an emirp because it is prime and its reverse (91631131) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 13113619 - 27 = 13113491 is a prime.
It is a super-2 number, since 2×131136192 = 343934006554322, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 13113593 and 13113602.
It is not a weakly prime, because it can be changed into another prime (13113679) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6556809 + 6556810.
It is an arithmetic number, because the mean of its divisors is an integer number (6556810).
Almost surely, 213113619 is an apocalyptic number.
13113619 is a deficient number, since it is larger than the sum of its proper divisors (1).
13113619 is an equidigital number, since it uses as much as digits as its factorization.
13113619 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 486, while the sum is 25.
The square root of 13113619 is about 3621.2731186697. The cubic root of 13113619 is about 235.8164988864.
The spelling of 13113619 in words is "thirteen million, one hundred thirteen thousand, six hundred nineteen".
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