Base | Representation |
---|---|
bin | 110001101100… |
… | …110111100011 |
3 | 220111221012110 |
4 | 301230313203 |
5 | 11313410320 |
6 | 1143130403 |
7 | 215512641 |
oct | 61546743 |
9 | 26457173 |
10 | 13028835 |
11 | 7399836 |
12 | 4443a03 |
13 | 2912391 |
14 | 1a32191 |
15 | 12255e0 |
hex | c6cde3 |
13028835 has 16 divisors (see below), whose sum is σ = 21519360. Its totient is φ = 6724320.
The previous prime is 13028819. The next prime is 13028843. The reversal of 13028835 is 53882031.
It is a happy number.
It is not a de Polignac number, because 13028835 - 24 = 13028819 is a prime.
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, 13545 + ... + 14474.
It is an arithmetic number, because the mean of its divisors is an integer number (1344960).
Almost surely, 213028835 is an apocalyptic number.
13028835 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
13028835 is a deficient number, since it is larger than the sum of its proper divisors (8490525).
13028835 is a wasteful number, since it uses less digits than its factorization.
13028835 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28058.
The product of its (nonzero) digits is 5760, while the sum is 30.
The square root of 13028835 is about 3609.5477556060. The cubic root of 13028835 is about 235.3071884344.
The spelling of 13028835 in words is "thirteen million, twenty-eight thousand, eight hundred thirty-five".
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