Base | Representation |
---|---|
bin | 110001111010… |
… | …101000101000 |
3 | 220121210112221 |
4 | 301322220220 |
5 | 11322211344 |
6 | 1144243424 |
7 | 216136225 |
oct | 61725050 |
9 | 26553487 |
10 | 13085224 |
11 | 7428139 |
12 | 4470574 |
13 | 2931c49 |
14 | 1a4894c |
15 | 1237184 |
hex | c7aa28 |
13085224 has 32 divisors (see below), whose sum is σ = 26668800. Its totient is φ = 5996160.
The previous prime is 13085209. The next prime is 13085227. The reversal of 13085224 is 42258031.
It is not an unprimeable number, because it can be changed into a prime (13085227) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3324 + ... + 6100.
It is an arithmetic number, because the mean of its divisors is an integer number (833400).
Almost surely, 213085224 is an apocalyptic number.
It is an amenable number.
13085224 is an abundant number, since it is smaller than the sum of its proper divisors (13583576).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13085224 is a wasteful number, since it uses less digits than its factorization.
13085224 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2833 (or 2829 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 25.
The square root of 13085224 is about 3617.3504115582. The cubic root of 13085224 is about 235.6461709173.
The spelling of 13085224 in words is "thirteen million, eighty-five thousand, two hundred twenty-four".
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