Base | Representation |
---|---|
bin | 110010100110… |
… | …110000010010 |
3 | 220221222110001 |
4 | 302212300102 |
5 | 11344002223 |
6 | 1152200214 |
7 | 220521130 |
oct | 62466022 |
9 | 26858401 |
10 | 13265938 |
11 | 7540994 |
12 | 453906a |
13 | 299628a |
14 | 1a94750 |
15 | 12709ad |
hex | ca6c12 |
13265938 has 16 divisors (see below), whose sum is σ = 23226624. Its totient is φ = 5564160.
The previous prime is 13265929. The next prime is 13265939. The reversal of 13265938 is 83956231.
It is a super-2 number, since 2×132659382 = 351970222039688, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 13265897 and 13265906.
It is not an unprimeable number, because it can be changed into a prime (13265939) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9423 + ... + 10738.
It is an arithmetic number, because the mean of its divisors is an integer number (1451664).
Almost surely, 213265938 is an apocalyptic number.
13265938 is a deficient number, since it is larger than the sum of its proper divisors (9960686).
13265938 is a wasteful number, since it uses less digits than its factorization.
13265938 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20217.
The product of its digits is 38880, while the sum is 37.
The square root of 13265938 is about 3642.2435393587. The cubic root of 13265938 is about 236.7260152247.
The spelling of 13265938 in words is "thirteen million, two hundred sixty-five thousand, nine hundred thirty-eight".
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