Base | Representation |
---|---|
bin | 110101111111111111… |
… | …111111111111011101 |
3 | 12112122212110202100201 |
4 | 311333333333333131 |
5 | 1422221401332321 |
6 | 42345300423501 |
7 | 4121564236135 |
oct | 657777777735 |
9 | 175585422321 |
10 | 57982058461 |
11 | 226543a6788 |
12 | b2a20a7b91 |
13 | 5610670642 |
14 | 2b40887ac5 |
15 | 17954e9291 |
hex | d7fffffdd |
57982058461 has 2 divisors, whose sum is σ = 57982058462. Its totient is φ = 57982058460.
The previous prime is 57982058443. The next prime is 57982058527. The reversal of 57982058461 is 16485028975.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 57981750436 + 308025 = 240794^2 + 555^2 .
It is a cyclic number.
It is not a de Polignac number, because 57982058461 - 29 = 57982057949 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (57982058441) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28991029230 + 28991029231.
It is an arithmetic number, because the mean of its divisors is an integer number (28991029231).
Almost surely, 257982058461 is an apocalyptic number.
It is an amenable number.
57982058461 is a deficient number, since it is larger than the sum of its proper divisors (1).
57982058461 is an equidigital number, since it uses as much as digits as its factorization.
57982058461 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 4838400, while the sum is 55.
The spelling of 57982058461 in words is "fifty-seven billion, nine hundred eighty-two million, fifty-eight thousand, four hundred sixty-one".
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