Base | Representation |
---|---|
bin | 10110000110110100… |
… | …11101010011100001 |
3 | 1010122010112120210111 |
4 | 23003122131103201 |
5 | 143301304134424 |
6 | 5241405331321 |
7 | 600052653262 |
oct | 130332352341 |
9 | 33563476714 |
10 | 11868427489 |
11 | 5040466266 |
12 | 2372866b41 |
13 | 1171b18379 |
14 | 80836c969 |
15 | 496e31194 |
hex | 2c369d4e1 |
11868427489 has 2 divisors, whose sum is σ = 11868427490. Its totient is φ = 11868427488.
The previous prime is 11868427397. The next prime is 11868427513. The reversal of 11868427489 is 98472486811.
11868427489 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 8945943889 + 2922483600 = 94583^2 + 54060^2 .
It is a cyclic number.
It is not a de Polignac number, because 11868427489 - 217 = 11868296417 is a prime.
It is not a weakly prime, because it can be changed into another prime (11868427189) 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 as a sum of consecutive naturals, namely, 5934213744 + 5934213745.
It is an arithmetic number, because the mean of its divisors is an integer number (5934213745).
Almost surely, 211868427489 is an apocalyptic number.
It is an amenable number.
11868427489 is a deficient number, since it is larger than the sum of its proper divisors (1).
11868427489 is an equidigital number, since it uses as much as digits as its factorization.
11868427489 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 6193152, while the sum is 58.
The spelling of 11868427489 in words is "eleven billion, eight hundred sixty-eight million, four hundred twenty-seven thousand, four hundred eighty-nine".
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