Base | Representation |
---|---|
bin | 110000100110… |
… | …010010011101 |
3 | 212222020122021 |
4 | 300212102131 |
5 | 11230132431 |
6 | 1133020141 |
7 | 213200050 |
oct | 60462235 |
9 | 25866567 |
10 | 12739741 |
11 | 7211613 |
12 | 4324651 |
13 | 2840911 |
14 | 1998a97 |
15 | 11b9b11 |
hex | c2649d |
12739741 has 16 divisors (see below), whose sum is σ = 14961024. Its totient is φ = 10623744.
The previous prime is 12739721. The next prime is 12739763. The reversal of 12739741 is 14793721.
12739741 is nontrivially palindromic in base 15.
It is a cyclic number.
It is not a de Polignac number, because 12739741 - 29 = 12739229 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12739697 and 12739706.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12739711) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54561 + ... + 54793.
It is an arithmetic number, because the mean of its divisors is an integer number (935064).
Almost surely, 212739741 is an apocalyptic number.
It is an amenable number.
12739741 is a deficient number, since it is larger than the sum of its proper divisors (2221283).
12739741 is a wasteful number, since it uses less digits than its factorization.
12739741 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 420.
The product of its digits is 10584, while the sum is 34.
The square root of 12739741 is about 3569.2773778455. The cubic root of 12739741 is about 233.5537615389.
The spelling of 12739741 in words is "twelve million, seven hundred thirty-nine thousand, seven hundred forty-one".
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