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57485941 is a prime number
BaseRepresentation
bin1101101101001…
…0101001110101
311000011120212221
43123102221311
5104204022231
65412042341
71265423332
oct333225165
9130146787
1057485941
112a4a4047
12173033b1
13bba9866
1478c5989
1550a7d11
hex36d2a75

57485941 has 2 divisors, whose sum is σ = 57485942. Its totient is φ = 57485940.

The previous prime is 57485929. The next prime is 57485999. The reversal of 57485941 is 14958475.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29702500 + 27783441 = 5450^2 + 5271^2 .

It is a cyclic number.

It is not a de Polignac number, because 57485941 - 211 = 57483893 is a prime.

It is a nialpdrome in base 13.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57485921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28742970 + 28742971.

It is an arithmetic number, because the mean of its divisors is an integer number (28742971).

Almost surely, 257485941 is an apocalyptic number.

It is an amenable number.

57485941 is a deficient number, since it is larger than the sum of its proper divisors (1).

57485941 is an equidigital number, since it uses as much as digits as its factorization.

57485941 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 201600, while the sum is 43.

The square root of 57485941 is about 7581.9483643718. The cubic root of 57485941 is about 385.9406716158.

The spelling of 57485941 in words is "fifty-seven million, four hundred eighty-five thousand, nine hundred forty-one".