Base | Representation |
---|---|
bin | 110101001011111101… |
… | …011010111100011001 |
3 | 12110102000121010022002 |
4 | 311023331122330121 |
5 | 1413424343422233 |
6 | 42122511210345 |
7 | 4061133132425 |
oct | 651375327431 |
9 | 173360533262 |
10 | 57108967193 |
11 | 22246583353 |
12 | b0998169b5 |
13 | 5501808ba5 |
14 | 2a9a933b85 |
15 | 1743a356e8 |
hex | d4bf5af19 |
57108967193 has 2 divisors, whose sum is σ = 57108967194. Its totient is φ = 57108967192.
The previous prime is 57108967171. The next prime is 57108967213. The reversal of 57108967193 is 39176980175.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 52914721024 + 4194246169 = 230032^2 + 64763^2 .
It is a cyclic number.
It is not a de Polignac number, because 57108967193 - 210 = 57108966169 is a prime.
It is a super-2 number, since 2×571089671932 (a number of 22 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (57108967103) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28554483596 + 28554483597.
It is an arithmetic number, because the mean of its divisors is an integer number (28554483597).
Almost surely, 257108967193 is an apocalyptic number.
It is an amenable number.
57108967193 is a deficient number, since it is larger than the sum of its proper divisors (1).
57108967193 is an equidigital number, since it uses as much as digits as its factorization.
57108967193 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2857680, while the sum is 56.
The spelling of 57108967193 in words is "fifty-seven billion, one hundred eight million, nine hundred sixty-seven thousand, one hundred ninety-three".
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