Base | Representation |
---|---|
bin | 10110111001000001… |
… | …10000110101010101 |
3 | 1011201110212211102111 |
4 | 23130200300311111 |
5 | 200132103320431 |
6 | 5351250511021 |
7 | 613355055244 |
oct | 133440606525 |
9 | 34643784374 |
10 | 12289510741 |
11 | 5237121352 |
12 | 246b895471 |
13 | 120b12c161 |
14 | 84826095b |
15 | 4bddab7b1 |
hex | 2dc830d55 |
12289510741 has 2 divisors, whose sum is σ = 12289510742. Its totient is φ = 12289510740.
The previous prime is 12289510679. The next prime is 12289510789. The reversal of 12289510741 is 14701598221.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 10810800625 + 1478710116 = 103975^2 + 38454^2 .
It is a cyclic number.
It is not a de Polignac number, because 12289510741 - 29 = 12289510229 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12289510694 and 12289510703.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12289210741) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6144755370 + 6144755371.
It is an arithmetic number, because the mean of its divisors is an integer number (6144755371).
Almost surely, 212289510741 is an apocalyptic number.
It is an amenable number.
12289510741 is a deficient number, since it is larger than the sum of its proper divisors (1).
12289510741 is an equidigital number, since it uses as much as digits as its factorization.
12289510741 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 40320, while the sum is 40.
The spelling of 12289510741 in words is "twelve billion, two hundred eighty-nine million, five hundred ten thousand, seven hundred forty-one".
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