Base | Representation |
---|---|
bin | 110100111101… |
… | …111101111001 |
3 | 222010110001120 |
4 | 310331331321 |
5 | 12023312210 |
6 | 1213335453 |
7 | 226010640 |
oct | 64757571 |
9 | 28113046 |
10 | 13885305 |
11 | 7924265 |
12 | 4797589 |
13 | 2b52175 |
14 | 1bb6357 |
15 | 1344270 |
hex | d3df79 |
13885305 has 16 divisors (see below), whose sum is σ = 25390464. Its totient is φ = 6347520.
The previous prime is 13885301. The next prime is 13885309. The reversal of 13885305 is 50358831.
It is an interprime number because it is at equal distance from previous prime (13885301) and next prime (13885309).
It is not a de Polignac number, because 13885305 - 22 = 13885301 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13885301) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66016 + ... + 66225.
It is an arithmetic number, because the mean of its divisors is an integer number (1586904).
Almost surely, 213885305 is an apocalyptic number.
13885305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
13885305 is a deficient number, since it is larger than the sum of its proper divisors (11505159).
13885305 is a wasteful number, since it uses less digits than its factorization.
13885305 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 132256.
The product of its (nonzero) digits is 14400, while the sum is 33.
The square root of 13885305 is about 3726.2991023266. The cubic root of 13885305 is about 240.3542511571.
The spelling of 13885305 in words is "thirteen million, eight hundred eighty-five thousand, three hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •