Base | Representation |
---|---|
bin | 110010101011… |
… | …000110001101 |
3 | 220222212211211 |
4 | 302223012031 |
5 | 11400034400 |
6 | 1152414421 |
7 | 220624030 |
oct | 62530615 |
9 | 26885754 |
10 | 13283725 |
11 | 7553294 |
12 | 4547411 |
13 | 29a13c0 |
14 | 1a9b017 |
15 | 1275dba |
hex | cab18d |
13283725 has 24 divisors (see below), whose sum is σ = 20276480. Its totient is φ = 8406720.
The previous prime is 13283723. The next prime is 13283731. The reversal of 13283725 is 52738231.
13283725 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 13283725 - 21 = 13283723 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13283723) 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, 645 + ... + 5194.
Almost surely, 213283725 is an apocalyptic number.
It is an amenable number.
13283725 is a deficient number, since it is larger than the sum of its proper divisors (6992755).
13283725 is a wasteful number, since it uses less digits than its factorization.
13283725 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5869 (or 5864 counting only the distinct ones).
The product of its digits is 10080, while the sum is 31.
The square root of 13283725 is about 3644.6844856585. The cubic root of 13283725 is about 236.8317689013.
The spelling of 13283725 in words is "thirteen million, two hundred eighty-three thousand, seven hundred twenty-five".
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