Base | Representation |
---|---|
bin | 110010100100… |
… | …101110011001 |
3 | 220221120001011 |
4 | 302210232121 |
5 | 11343221000 |
6 | 1152053521 |
7 | 220454653 |
oct | 62445631 |
9 | 26846034 |
10 | 13257625 |
11 | 7535717 |
12 | 45342a1 |
13 | 2992564 |
14 | 1a916d3 |
15 | 126d2ba |
hex | ca4b99 |
13257625 has 16 divisors (see below), whose sum is σ = 16803072. Its totient is φ = 10441200.
The previous prime is 13257599. The next prime is 13257653. The reversal of 13257625 is 52675231.
13257625 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13257625 - 211 = 13255577 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7584 + ... + 9166.
It is an arithmetic number, because the mean of its divisors is an integer number (1050192).
Almost surely, 213257625 is an apocalyptic number.
It is an amenable number.
13257625 is a deficient number, since it is larger than the sum of its proper divisors (3545447).
13257625 is an equidigital number, since it uses as much as digits as its factorization.
13257625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1665 (or 1655 counting only the distinct ones).
The product of its digits is 12600, while the sum is 31.
The square root of 13257625 is about 3641.1021683001. The cubic root of 13257625 is about 236.6765573684.
The spelling of 13257625 in words is "thirteen million, two hundred fifty-seven thousand, six hundred twenty-five".
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