Base | Representation |
---|---|
bin | 110101111010… |
… | …000011101111 |
3 | 222120221200122 |
4 | 311322003233 |
5 | 12104201224 |
6 | 1222515155 |
7 | 231054350 |
oct | 65720357 |
9 | 28527618 |
10 | 14131439 |
11 | 7a82183 |
12 | 4895abb |
13 | 2c0a1ca |
14 | 1c3bd27 |
15 | 139215e |
hex | d7a0ef |
14131439 has 16 divisors (see below), whose sum is σ = 16972800. Its totient is φ = 11509344.
The previous prime is 14131433. The next prime is 14131457. The reversal of 14131439 is 93413141.
14131439 = T267 + T268 + ... + T469.
It is not a de Polignac number, because 14131439 - 212 = 14127343 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14131433) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13082 + ... + 14120.
It is an arithmetic number, because the mean of its divisors is an integer number (1060800).
Almost surely, 214131439 is an apocalyptic number.
14131439 is a deficient number, since it is larger than the sum of its proper divisors (2841361).
14131439 is a wasteful number, since it uses less digits than its factorization.
14131439 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1142.
The product of its digits is 1296, while the sum is 26.
The square root of 14131439 is about 3759.1806288073. The cubic root of 14131439 is about 241.7661322363.
The spelling of 14131439 in words is "fourteen million, one hundred thirty-one thousand, four hundred thirty-nine".
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