Base | Representation |
---|---|
bin | 110010100011… |
… | …101010101001 |
3 | 220221100002120 |
4 | 302203222221 |
5 | 11343101124 |
6 | 1152021453 |
7 | 220436220 |
oct | 62435251 |
9 | 26840076 |
10 | 13253289 |
11 | 7532435 |
12 | 4531889 |
13 | 29905aa |
14 | 1a8dcb7 |
15 | 126bd79 |
hex | ca3aa9 |
13253289 has 24 divisors (see below), whose sum is σ = 20801088. Its totient is φ = 7352640.
The previous prime is 13253249. The next prime is 13253293. The reversal of 13253289 is 98235231.
13253289 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13253289 - 27 = 13253161 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13253239) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28519 + ... + 28979.
It is an arithmetic number, because the mean of its divisors is an integer number (866712).
Almost surely, 213253289 is an apocalyptic number.
It is an amenable number.
13253289 is a deficient number, since it is larger than the sum of its proper divisors (7547799).
13253289 is an equidigital number, since it uses as much as digits as its factorization.
13253289 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 545 (or 508 counting only the distinct ones).
The product of its digits is 12960, while the sum is 33.
The square root of 13253289 is about 3640.5066955027. The cubic root of 13253289 is about 236.6507523077.
The spelling of 13253289 in words is "thirteen million, two hundred fifty-three thousand, two hundred eighty-nine".
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