Base | Representation |
---|---|
bin | 110010100110… |
… | …100111101010 |
3 | 220221221200121 |
4 | 302212213222 |
5 | 11343443021 |
6 | 1152153454 |
7 | 220516411 |
oct | 62464752 |
9 | 26857617 |
10 | 13265386 |
11 | 7540532 |
12 | 453888a |
13 | 2995c54 |
14 | 1a94478 |
15 | 1270741 |
hex | ca69ea |
13265386 has 8 divisors (see below), whose sum is σ = 20383524. Its totient is φ = 6470880.
The previous prime is 13265381. The next prime is 13265419. The reversal of 13265386 is 68356231.
It can be written as a sum of positive squares in 2 ways, for example, as 13184161 + 81225 = 3631^2 + 285^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (13265381) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80805 + ... + 80968.
Almost surely, 213265386 is an apocalyptic number.
13265386 is a deficient number, since it is larger than the sum of its proper divisors (7118138).
13265386 is a wasteful number, since it uses less digits than its factorization.
13265386 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 161816.
The product of its digits is 25920, while the sum is 34.
The square root of 13265386 is about 3642.1677611005. The cubic root of 13265386 is about 236.7227317636.
The spelling of 13265386 in words is "thirteen million, two hundred sixty-five thousand, three hundred eighty-six".
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