Base | Representation |
---|---|
bin | 110101011110110011… |
… | …010000101110110001 |
3 | 12111020001101212020102 |
4 | 311132303100232301 |
5 | 1420101304233100 |
6 | 42214122322145 |
7 | 4102022023100 |
oct | 653663205661 |
9 | 174201355212 |
10 | 57425071025 |
11 | 22398a56893 |
12 | b167659355 |
13 | 555215488a |
14 | 2aca8da037 |
15 | 1761675cd5 |
hex | d5ecd0bb1 |
57425071025 has 18 divisors (see below), whose sum is σ = 82832736870. Its totient is φ = 39377190720.
The previous prime is 57425071009. The next prime is 57425071031. The reversal of 57425071025 is 52017052475.
It can be written as a sum of positive squares in 3 ways, for example, as 661055521 + 56764015504 = 25711^2 + 238252^2 .
It is not a de Polignac number, because 57425071025 - 24 = 57425071009 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 57425071025.
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 23437580 + ... + 23440029.
It is an arithmetic number, because the mean of its divisors is an integer number (4601818715).
Almost surely, 257425071025 is an apocalyptic number.
It is an amenable number.
57425071025 is a deficient number, since it is larger than the sum of its proper divisors (25407665845).
57425071025 is a wasteful number, since it uses less digits than its factorization.
57425071025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46877633 (or 46877621 counting only the distinct ones).
The product of its (nonzero) digits is 98000, while the sum is 38.
The spelling of 57425071025 in words is "fifty-seven billion, four hundred twenty-five million, seventy-one thousand, twenty-five".
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