Base | Representation |
---|---|
bin | 11000000110011110… |
… | …01011100101001101 |
3 | 1020101202102010120001 |
4 | 30003033023211031 |
5 | 202444414310013 |
6 | 5535540124301 |
7 | 635434332310 |
oct | 140317134515 |
9 | 36352363501 |
10 | 12939213133 |
11 | 553a937380 |
12 | 2611396691 |
13 | 12b290a842 |
14 | 8aa664977 |
15 | 50ae45ddd |
hex | 3033cb94d |
12939213133 has 16 divisors (see below), whose sum is σ = 16170364800. Its totient is φ = 10058529600.
The previous prime is 12939213073. The next prime is 12939213167. The reversal of 12939213133 is 33131293921.
12939213133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a de Polignac number, because none of the positive numbers 2k-12939213133 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12939213092 and 12939213101.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12939213173) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167158 + ... + 231991.
It is an arithmetic number, because the mean of its divisors is an integer number (1010647800).
Almost surely, 212939213133 is an apocalyptic number.
It is an amenable number.
12939213133 is a deficient number, since it is larger than the sum of its proper divisors (3231151667).
12939213133 is a wasteful number, since it uses less digits than its factorization.
12939213133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 399588.
The product of its digits is 26244, while the sum is 37.
The spelling of 12939213133 in words is "twelve billion, nine hundred thirty-nine million, two hundred thirteen thousand, one hundred thirty-three".
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