Base | Representation |
---|---|
bin | 10111000100111101… |
… | …01111100011011000 |
3 | 1011222110022011010101 |
4 | 23202132233203120 |
5 | 200333222111004 |
6 | 5405225025144 |
7 | 616012145356 |
oct | 134236574330 |
9 | 34873264111 |
10 | 12389644504 |
11 | 52886a4326 |
12 | 24993251b4 |
13 | 1225abb7c3 |
14 | 8576887d6 |
15 | 4c7a8aba4 |
hex | 2e27af8d8 |
12389644504 has 16 divisors (see below), whose sum is σ = 23262548400. Its totient is φ = 6186298272.
The previous prime is 12389644493. The next prime is 12389644537. The reversal of 12389644504 is 40544698321.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1059319 + ... + 1070950.
It is an arithmetic number, because the mean of its divisors is an integer number (1453909275).
Almost surely, 212389644504 is an apocalyptic number.
It is an amenable number.
12389644504 is a deficient number, since it is larger than the sum of its proper divisors (10872903896).
12389644504 is a wasteful number, since it uses less digits than its factorization.
12389644504 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2131002 (or 2130998 counting only the distinct ones).
The product of its (nonzero) digits is 829440, while the sum is 46.
The spelling of 12389644504 in words is "twelve billion, three hundred eighty-nine million, six hundred forty-four thousand, five hundred four".
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