Base | Representation |
---|---|
bin | 110010100101… |
… | …110111010001 |
3 | 220221210102220 |
4 | 302211313101 |
5 | 11343343124 |
6 | 1152131253 |
7 | 220504365 |
oct | 62456721 |
9 | 26853386 |
10 | 13262289 |
11 | 7539177 |
12 | 4536b29 |
13 | 2994711 |
14 | 1a932a5 |
15 | 126e879 |
hex | ca5dd1 |
13262289 has 8 divisors (see below), whose sum is σ = 17782560. Its totient is φ = 8791776.
The previous prime is 13262287. The next prime is 13262297. The reversal of 13262289 is 98226231.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13262289 - 21 = 13262287 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (13262281) 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 in 7 ways as a sum of consecutive naturals, for example, 11812 + ... + 12885.
It is an arithmetic number, because the mean of its divisors is an integer number (2222820).
Almost surely, 213262289 is an apocalyptic number.
It is an amenable number.
13262289 is a deficient number, since it is larger than the sum of its proper divisors (4520271).
13262289 is a wasteful number, since it uses less digits than its factorization.
13262289 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24879.
The product of its digits is 10368, while the sum is 33.
The square root of 13262289 is about 3641.7425773934. The cubic root of 13262289 is about 236.7043081921.
The spelling of 13262289 in words is "thirteen million, two hundred sixty-two thousand, two hundred eighty-nine".
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