Base | Representation |
---|---|
bin | 10000001100011001111… |
… | …00101111100110101001 |
3 | 1222012012112221211000212 |
4 | 20012030330233212221 |
5 | 33104014332440144 |
6 | 1103340323310505 |
7 | 55125331561532 |
oct | 10061474574651 |
9 | 1865175854025 |
10 | 556415515049 |
11 | 1a4a7a0639a9 |
12 | 8ba0651b435 |
13 | 4061509aa44 |
14 | 1cd05a05689 |
15 | e71883b49e |
hex | 818cf2f9a9 |
556415515049 has 2 divisors, whose sum is σ = 556415515050. Its totient is φ = 556415515048.
The previous prime is 556415515009. The next prime is 556415515087. The reversal of 556415515049 is 940515514655.
556415515049 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., 426581409424 + 129834105625 = 653132^2 + 360325^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-556415515049 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 556415514988 and 556415515006.
It is not a weakly prime, because it can be changed into another prime (556415515009) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278207757524 + 278207757525.
It is an arithmetic number, because the mean of its divisors is an integer number (278207757525).
Almost surely, 2556415515049 is an apocalyptic number.
It is an amenable number.
556415515049 is a deficient number, since it is larger than the sum of its proper divisors (1).
556415515049 is an equidigital number, since it uses as much as digits as its factorization.
556415515049 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2700000, while the sum is 50.
The spelling of 556415515049 in words is "five hundred fifty-six billion, four hundred fifteen million, five hundred fifteen thousand, forty-nine".
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