Base | Representation |
---|---|
bin | 10111100101101101… |
… | …00000100111100100 |
3 | 1012200121010121200120 |
4 | 23302312200213210 |
5 | 201414030411434 |
6 | 5452400041540 |
7 | 625555601205 |
oct | 136266404744 |
9 | 35617117616 |
10 | 12664310244 |
11 | 5409744803 |
12 | 25553032b0 |
13 | 126a989201 |
14 | 881d455ac |
15 | 4e1c43349 |
hex | 2f2da09e4 |
12664310244 has 24 divisors (see below), whose sum is σ = 29775633888. Its totient is φ = 4189211520.
The previous prime is 12664310227. The next prime is 12664310261. The reversal of 12664310244 is 44201346621.
It is a happy number.
12664310244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (12664310227) and next prime (12664310261).
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 4026517 + ... + 4029660.
It is an arithmetic number, because the mean of its divisors is an integer number (1240651412).
Almost surely, 212664310244 is an apocalyptic number.
It is an amenable number.
12664310244 is an abundant number, since it is smaller than the sum of its proper divisors (17111323644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12664310244 is a wasteful number, since it uses less digits than its factorization.
12664310244 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8056315 (or 8056313 counting only the distinct ones).
The product of its (nonzero) digits is 27648, while the sum is 33.
Adding to 12664310244 its reverse (44201346621), we get a palindrome (56865656865).
The spelling of 12664310244 in words is "twelve billion, six hundred sixty-four million, three hundred ten thousand, two hundred forty-four".
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