Base | Representation |
---|---|
bin | 110010100100… |
… | …000100011011 |
3 | 220221102100200 |
4 | 302210010123 |
5 | 11343124224 |
6 | 1152033243 |
7 | 220444065 |
oct | 62440433 |
9 | 26842320 |
10 | 13254939 |
11 | 75336a5 |
12 | 4532823 |
13 | 2991279 |
14 | 1a90735 |
15 | 126c5c9 |
hex | ca411b |
13254939 has 12 divisors (see below), whose sum is σ = 19202976. Its totient is φ = 8810352.
The previous prime is 13254911. The next prime is 13254947. The reversal of 13254939 is 93945231.
It is a happy number.
It is not a de Polignac number, because 13254939 - 212 = 13250843 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13254979) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1297 + ... + 5309.
It is an arithmetic number, because the mean of its divisors is an integer number (1600248).
Almost surely, 213254939 is an apocalyptic number.
13254939 is a deficient number, since it is larger than the sum of its proper divisors (5948037).
13254939 is a wasteful number, since it uses less digits than its factorization.
13254939 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4386 (or 4383 counting only the distinct ones).
The product of its digits is 29160, while the sum is 36.
The square root of 13254939 is about 3640.7333052560. The cubic root of 13254939 is about 236.6605727012.
The spelling of 13254939 in words is "thirteen million, two hundred fifty-four thousand, nine hundred thirty-nine".
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