Base | Representation |
---|---|
bin | 110001110011… |
… | …000010110000 |
3 | 220120012220020 |
4 | 301303002300 |
5 | 11320213003 |
6 | 1143443440 |
7 | 215646453 |
oct | 61630260 |
9 | 26505806 |
10 | 13054128 |
11 | 740683a |
12 | 4456580 |
13 | 2920a49 |
14 | 1a3b49a |
15 | 122cd53 |
hex | c730b0 |
13054128 has 40 divisors (see below), whose sum is σ = 33854976. Its totient is φ = 4334400.
The previous prime is 13054127. The next prime is 13054169. The reversal of 13054128 is 82145031.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a junction number, because it is equal to n+sod(n) for n = 13054098 and 13054107.
It is not an unprimeable number, because it can be changed into a prime (13054127) 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, 20373 + ... + 21003.
Almost surely, 213054128 is an apocalyptic number.
It is an amenable number.
13054128 is an abundant number, since it is smaller than the sum of its proper divisors (20800848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13054128 is a wasteful number, since it uses less digits than its factorization.
13054128 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1073 (or 1067 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 24.
The square root of 13054128 is about 3613.0496813634. The cubic root of 13054128 is about 235.4593580272.
Adding to 13054128 its reverse (82145031), we get a palindrome (95199159).
The spelling of 13054128 in words is "thirteen million, fifty-four thousand, one hundred twenty-eight".
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