Base | Representation |
---|---|
bin | 110001001010… |
… | …001011001101 |
3 | 220020201021102 |
4 | 301022023031 |
5 | 11244333413 |
6 | 1140112445 |
7 | 214351436 |
oct | 61121315 |
9 | 26221242 |
10 | 12886733 |
11 | 7301aa2 |
12 | 4395725 |
13 | 28927b2 |
14 | 19d648d |
15 | 11e8458 |
hex | c4a2cd |
12886733 has 2 divisors, whose sum is σ = 12886734. Its totient is φ = 12886732.
The previous prime is 12886729. The next prime is 12886771. The reversal of 12886733 is 33768821.
It is a happy number.
It is an a-pointer prime, because the next prime (12886771) can be obtained adding 12886733 to its sum of digits (38).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 12866569 + 20164 = 3587^2 + 142^2 .
It is an emirp because it is prime and its reverse (33768821) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 12886733 - 22 = 12886729 is a prime.
It is a Sophie Germain prime.
It is a Chen prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12886723) 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 as a sum of consecutive naturals, namely, 6443366 + 6443367.
It is an arithmetic number, because the mean of its divisors is an integer number (6443367).
Almost surely, 212886733 is an apocalyptic number.
It is an amenable number.
12886733 is a deficient number, since it is larger than the sum of its proper divisors (1).
12886733 is an equidigital number, since it uses as much as digits as its factorization.
12886733 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 48384, while the sum is 38.
The square root of 12886733 is about 3589.8096049791. The cubic root of 12886733 is about 234.4485818862.
The spelling of 12886733 in words is "twelve million, eight hundred eighty-six thousand, seven hundred thirty-three".
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