Base | Representation |
---|---|
bin | 110101001010110100… |
… | …111111000011011111 |
3 | 12110100200212101211112 |
4 | 311022310333003133 |
5 | 1413410013303331 |
6 | 42120552212235 |
7 | 4060512545162 |
oct | 651264770337 |
9 | 173320771745 |
10 | 57089978591 |
11 | 22236893998 |
12 | b09339a07b |
13 | 54ca8bac29 |
14 | 2a981cdad9 |
15 | 174203432b |
hex | d4ad3f0df |
57089978591 has 2 divisors, whose sum is σ = 57089978592. Its totient is φ = 57089978590.
The previous prime is 57089978531. The next prime is 57089978597. The reversal of 57089978591 is 19587998075.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 57089978591 - 226 = 57022869727 is a prime.
It is a Sophie Germain prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (57089978597) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28544989295 + 28544989296.
It is an arithmetic number, because the mean of its divisors is an integer number (28544989296).
Almost surely, 257089978591 is an apocalyptic number.
57089978591 is a deficient number, since it is larger than the sum of its proper divisors (1).
57089978591 is an equidigital number, since it uses as much as digits as its factorization.
57089978591 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 57153600, while the sum is 68.
The spelling of 57089978591 in words is "fifty-seven billion, eighty-nine million, nine hundred seventy-eight thousand, five hundred ninety-one".
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