Base | Representation |
---|---|
bin | 110000111110… |
… | …100110100001 |
3 | 220011022020201 |
4 | 300332212201 |
5 | 11241324304 |
6 | 1135105201 |
7 | 214063306 |
oct | 60764641 |
9 | 26138221 |
10 | 12839329 |
11 | 727a418 |
12 | 4372201 |
13 | 2877049 |
14 | 19c30ad |
15 | 11d93a4 |
hex | c3e9a1 |
12839329 has 4 divisors (see below), whose sum is σ = 12848260. Its totient is φ = 12830400.
The previous prime is 12839293. The next prime is 12839357. The reversal of 12839329 is 92393821.
12839329 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It can be written as a sum of positive squares in 2 ways, for example, as 4631104 + 8208225 = 2152^2 + 2865^2 .
It is a cyclic number.
It is not a de Polignac number, because 12839329 - 27 = 12839201 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12839429) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1764 + ... + 5365.
It is an arithmetic number, because the mean of its divisors is an integer number (3212065).
Almost surely, 212839329 is an apocalyptic number.
It is an amenable number.
12839329 is a deficient number, since it is larger than the sum of its proper divisors (8931).
12839329 is an equidigital number, since it uses as much as digits as its factorization.
12839329 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8930.
The product of its digits is 23328, while the sum is 37.
The square root of 12839329 is about 3583.2009432908. The cubic root of 12839329 is about 234.1607547100.
The spelling of 12839329 in words is "twelve million, eight hundred thirty-nine thousand, three hundred twenty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •