Base | Representation |
---|---|
bin | 110010101101… |
… | …010100100111 |
3 | 221000100100101 |
4 | 302231110213 |
5 | 11400332324 |
6 | 1152524531 |
7 | 220662430 |
oct | 62552447 |
9 | 27010311 |
10 | 13292839 |
11 | 755a11a |
12 | 4550747 |
13 | 29a55b1 |
14 | 1aa0487 |
15 | 1278944 |
hex | cad527 |
13292839 has 4 divisors (see below), whose sum is σ = 15191824. Its totient is φ = 11393856.
The previous prime is 13292819. The next prime is 13292849. The reversal of 13292839 is 93829231.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-13292839 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13292798 and 13292807.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13292819) 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, 949482 + ... + 949495.
It is an arithmetic number, because the mean of its divisors is an integer number (3797956).
Almost surely, 213292839 is an apocalyptic number.
13292839 is a deficient number, since it is larger than the sum of its proper divisors (1898985).
13292839 is an equidigital number, since it uses as much as digits as its factorization.
13292839 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1898984.
The product of its digits is 23328, while the sum is 37.
The square root of 13292839 is about 3645.9345852607. The cubic root of 13292839 is about 236.8859201599.
The spelling of 13292839 in words is "thirteen million, two hundred ninety-two thousand, eight hundred thirty-nine".
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