Base | Representation |
---|---|
bin | 110000111110… |
… | …100110101111 |
3 | 220011022021020 |
4 | 300332212233 |
5 | 11241324333 |
6 | 1135105223 |
7 | 214063326 |
oct | 60764657 |
9 | 26138236 |
10 | 12839343 |
11 | 727a430 |
12 | 4372213 |
13 | 287705a |
14 | 19c30bd |
15 | 11d93b3 |
hex | c3e9af |
12839343 has 16 divisors (see below), whose sum is σ = 18768000. Its totient is φ = 7742880.
The previous prime is 12839293. The next prime is 12839357. The reversal of 12839343 is 34393821.
It is a happy number.
It is not a de Polignac number, because 12839343 - 26 = 12839279 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12839243) 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, 6708 + ... + 8406.
It is an arithmetic number, because the mean of its divisors is an integer number (1173000).
Almost surely, 212839343 is an apocalyptic number.
12839343 is a deficient number, since it is larger than the sum of its proper divisors (5928657).
12839343 is a wasteful number, since it uses less digits than its factorization.
12839343 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1942.
The product of its digits is 15552, while the sum is 33.
The square root of 12839343 is about 3583.2028968508. The cubic root of 12839343 is about 234.1608398196.
The spelling of 12839343 in words is "twelve million, eight hundred thirty-nine thousand, three hundred forty-three".
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