Base | Representation |
---|---|
bin | 110010000101… |
… | …101110011011 |
3 | 220201002212102 |
4 | 302011232123 |
5 | 11330140101 |
6 | 1145234015 |
7 | 216415532 |
oct | 62055633 |
9 | 26632772 |
10 | 13130651 |
11 | 7459286 |
12 | 449290b |
13 | 2949821 |
14 | 1a5b319 |
15 | 124586b |
hex | c85b9b |
13130651 has 2 divisors, whose sum is σ = 13130652. Its totient is φ = 13130650.
The previous prime is 13130633. The next prime is 13130659. The reversal of 13130651 is 15603131.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 13130651 - 26 = 13130587 is a prime.
It is not a weakly prime, because it can be changed into another prime (13130659) by changing a digit.
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 as a sum of consecutive naturals, namely, 6565325 + 6565326.
It is an arithmetic number, because the mean of its divisors is an integer number (6565326).
Almost surely, 213130651 is an apocalyptic number.
13130651 is a deficient number, since it is larger than the sum of its proper divisors (1).
13130651 is an equidigital number, since it uses as much as digits as its factorization.
13130651 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 270, while the sum is 20.
The square root of 13130651 is about 3623.6240147123. The cubic root of 13130651 is about 235.9185477313.
Adding to 13130651 its reverse (15603131), we get a palindrome (28733782).
The spelling of 13130651 in words is "thirteen million, one hundred thirty thousand, six hundred fifty-one".
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