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57860041 is a prime number
BaseRepresentation
bin1101110010110…
…1111111001001
311000212121001111
43130231333021
5104303010131
65424050321
71301542111
oct334557711
9130777044
1057860041
112a72a118
12174639a1
13bcaac15
147982041
15512dab1
hex372dfc9

57860041 has 2 divisors, whose sum is σ = 57860042. Its totient is φ = 57860040.

The previous prime is 57860039. The next prime is 57860053. The reversal of 57860041 is 14006875.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56310016 + 1550025 = 7504^2 + 1245^2 .

It is a cyclic number.

It is not a de Polignac number, because 57860041 - 21 = 57860039 is a prime.

Together with 57860039, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 57859985 and 57860012.

It is not a weakly prime, because it can be changed into another prime (57860021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28930020 + 28930021.

It is an arithmetic number, because the mean of its divisors is an integer number (28930021).

Almost surely, 257860041 is an apocalyptic number.

It is an amenable number.

57860041 is a deficient number, since it is larger than the sum of its proper divisors (1).

57860041 is an equidigital number, since it uses as much as digits as its factorization.

57860041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 57860041 is about 7606.5787973306. The cubic root of 57860041 is about 386.7760546471.

The spelling of 57860041 in words is "fifty-seven million, eight hundred sixty thousand, forty-one".