Base | Representation |
---|---|
bin | 100001111001110… |
… | …111101011100001 |
3 | 1110122022222011012 |
4 | 201321313223201 |
5 | 2131104142101 |
6 | 132235430305 |
7 | 20044606454 |
oct | 4171675341 |
9 | 1418288135 |
10 | 568818401 |
11 | 2720a0758 |
12 | 13a5b5395 |
13 | 90acbb48 |
14 | 5578b49b |
15 | 34e0dbbb |
hex | 21e77ae1 |
568818401 has 2 divisors, whose sum is σ = 568818402. Its totient is φ = 568818400.
The previous prime is 568818373. The next prime is 568818421. The reversal of 568818401 is 104818865.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 540516001 + 28302400 = 23249^2 + 5320^2 .
It is a cyclic number.
It is not a de Polignac number, because 568818401 - 26 = 568818337 is a prime.
It is a Sophie Germain prime.
It is a Chen prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (568818421) 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, 284409200 + 284409201.
It is an arithmetic number, because the mean of its divisors is an integer number (284409201).
Almost surely, 2568818401 is an apocalyptic number.
It is an amenable number.
568818401 is a deficient number, since it is larger than the sum of its proper divisors (1).
568818401 is an equidigital number, since it uses as much as digits as its factorization.
568818401 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 61440, while the sum is 41.
The square root of 568818401 is about 23849.9140669311. The cubic root of 568818401 is about 828.5611112794.
The spelling of 568818401 in words is "five hundred sixty-eight million, eight hundred eighteen thousand, four hundred one".
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