Base | Representation |
---|---|
bin | 11000000111000001… |
… | …01111110011001110 |
3 | 1020102002002002011020 |
4 | 30003200233303032 |
5 | 203002104133214 |
6 | 5540222535010 |
7 | 635521431345 |
oct | 140340576316 |
9 | 36362062136 |
10 | 12943817934 |
11 | 55424a1aa3 |
12 | 2612a37466 |
13 | 12b3860788 |
14 | 8ab102b5c |
15 | 50b5554a9 |
hex | 30382fcce |
12943817934 has 32 divisors (see below), whose sum is σ = 26998250496. Its totient is φ = 4132373760.
The previous prime is 12943817933. The next prime is 12943817959. The reversal of 12943817934 is 43971834921.
It is a happy number.
12943817934 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12943817933) 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, 340672 + ... + 376755.
It is an arithmetic number, because the mean of its divisors is an integer number (843695328).
Almost surely, 212943817934 is an apocalyptic number.
12943817934 is an abundant number, since it is smaller than the sum of its proper divisors (14054432562).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12943817934 is a wasteful number, since it uses less digits than its factorization.
12943817934 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 717560.
The product of its digits is 1306368, while the sum is 51.
The spelling of 12943817934 in words is "twelve billion, nine hundred forty-three million, eight hundred seventeen thousand, nine hundred thirty-four".
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