Base | Representation |
---|---|
bin | 110010101100… |
… | …001100100001 |
3 | 221000010000111 |
4 | 302230030201 |
5 | 11400210400 |
6 | 1152451321 |
7 | 220643116 |
oct | 62541441 |
9 | 27003014 |
10 | 13288225 |
11 | 7556705 |
12 | 4549b41 |
13 | 29a3472 |
14 | 1a9c90d |
15 | 12773ba |
hex | cac321 |
13288225 has 12 divisors (see below), whose sum is σ = 16566400. Its totient is φ = 10573200.
The previous prime is 13288211. The next prime is 13288259. The reversal of 13288225 is 52288231.
It is not a de Polignac number, because 13288225 - 25 = 13288193 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3640 + ... + 6310.
Almost surely, 213288225 is an apocalyptic number.
It is an amenable number.
13288225 is a deficient number, since it is larger than the sum of its proper divisors (3278175).
13288225 is a wasteful number, since it uses less digits than its factorization.
13288225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2880 (or 2875 counting only the distinct ones).
The product of its digits is 7680, while the sum is 31.
The square root of 13288225 is about 3645.3017707729. The cubic root of 13288225 is about 236.8585089570.
The spelling of 13288225 in words is "thirteen million, two hundred eighty-eight thousand, two hundred twenty-five".
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