Base | Representation |
---|---|
bin | 10000010101000011100… |
… | …11111110011000001001 |
3 | 1222122012021022202111022 |
4 | 20022201303332120021 |
5 | 33143022442130342 |
6 | 1105425253442225 |
7 | 55351413414551 |
oct | 10124163763011 |
9 | 1878167282438 |
10 | 561060505097 |
11 | 1a6a43034754 |
12 | 908a2040375 |
13 | 40ba550ac71 |
14 | 1d226894161 |
15 | e8db5199d2 |
hex | 82a1cfe609 |
561060505097 has 2 divisors, whose sum is σ = 561060505098. Its totient is φ = 561060505096.
The previous prime is 561060505037. The next prime is 561060505099. The reversal of 561060505097 is 790505060165.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 345333697801 + 215726807296 = 587651^2 + 464464^2 .
It is a cyclic number.
It is not a de Polignac number, because 561060505097 - 220 = 561059456521 is a prime.
Together with 561060505099, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (561060505099) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280530252548 + 280530252549.
It is an arithmetic number, because the mean of its divisors is an integer number (280530252549).
Almost surely, 2561060505097 is an apocalyptic number.
It is an amenable number.
561060505097 is a deficient number, since it is larger than the sum of its proper divisors (1).
561060505097 is an equidigital number, since it uses as much as digits as its factorization.
561060505097 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 283500, while the sum is 44.
The spelling of 561060505097 in words is "five hundred sixty-one billion, sixty million, five hundred five thousand, ninety-seven".
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