Base | Representation |
---|---|
bin | 110001110011… |
… | …110101010101 |
3 | 220120101100010 |
4 | 301303311111 |
5 | 11320313430 |
6 | 1143510433 |
7 | 215662056 |
oct | 61636525 |
9 | 26511303 |
10 | 13057365 |
11 | 7409212 |
12 | 4458419 |
13 | 2922369 |
14 | 1a3c72d |
15 | 122dcb0 |
hex | c73d55 |
13057365 has 8 divisors (see below), whose sum is σ = 20891808. Its totient is φ = 6963920.
The previous prime is 13057361. The next prime is 13057367. The reversal of 13057365 is 56375031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13057365 - 22 = 13057361 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13057361) 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, 435231 + ... + 435260.
It is an arithmetic number, because the mean of its divisors is an integer number (2611476).
Almost surely, 213057365 is an apocalyptic number.
13057365 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
13057365 is a deficient number, since it is larger than the sum of its proper divisors (7834443).
13057365 is an equidigital number, since it uses as much as digits as its factorization.
13057365 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 870499.
The product of its (nonzero) digits is 9450, while the sum is 30.
The square root of 13057365 is about 3613.4976131167. The cubic root of 13057365 is about 235.4788185114.
The spelling of 13057365 in words is "thirteen million, fifty-seven thousand, three hundred sixty-five".
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