Base | Representation |
---|---|
bin | 110101010100100001… |
… | …111111011111001111 |
3 | 12110210001012011010022 |
4 | 311110201333133033 |
5 | 1414223202144131 |
6 | 42145045332355 |
7 | 4064530350005 |
oct | 652441773717 |
9 | 173701164108 |
10 | 57252771791 |
11 | 2230a773926 |
12 | b119a070bb |
13 | 5525548b77 |
14 | 2ab1a88a75 |
15 | 175148e37b |
hex | d5487f7cf |
57252771791 has 2 divisors, whose sum is σ = 57252771792. Its totient is φ = 57252771790.
The previous prime is 57252771739. The next prime is 57252771799. The reversal of 57252771791 is 19717725275.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 57252771791 - 210 = 57252770767 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (57252771799) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28626385895 + 28626385896.
It is an arithmetic number, because the mean of its divisors is an integer number (28626385896).
Almost surely, 257252771791 is an apocalyptic number.
57252771791 is a deficient number, since it is larger than the sum of its proper divisors (1).
57252771791 is an equidigital number, since it uses as much as digits as its factorization.
57252771791 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 2160900, while the sum is 53.
The spelling of 57252771791 in words is "fifty-seven billion, two hundred fifty-two million, seven hundred seventy-one thousand, seven hundred ninety-one".
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