Base | Representation |
---|---|
bin | 110010101010… |
… | …110001111001 |
3 | 220222211001200 |
4 | 302222301321 |
5 | 11400014200 |
6 | 1152404413 |
7 | 220620162 |
oct | 62526171 |
9 | 26884050 |
10 | 13282425 |
11 | 7552312 |
12 | 4546709 |
13 | 29a0930 |
14 | 1a9a769 |
15 | 1275800 |
hex | caac79 |
13282425 has 72 divisors (see below), whose sum is σ = 27081600. Its totient is φ = 6168960.
The previous prime is 13282417. The next prime is 13282439. The reversal of 13282425 is 52428231.
It is not a de Polignac number, because 13282425 - 23 = 13282417 is a prime.
It is a Curzon number.
It is an unprimeable number.
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 71 ways as a sum of consecutive naturals, for example, 55456 + ... + 55694.
Almost surely, 213282425 is an apocalyptic number.
13282425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
13282425 is an abundant number, since it is smaller than the sum of its proper divisors (13799175).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13282425 is a wasteful number, since it uses less digits than its factorization.
13282425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 287 (or 279 counting only the distinct ones).
The product of its digits is 3840, while the sum is 27.
The square root of 13282425 is about 3644.5061393829. The cubic root of 13282425 is about 236.8240428720.
The spelling of 13282425 in words is "thirteen million, two hundred eighty-two thousand, four hundred twenty-five".
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