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57245941 is a prime number
BaseRepresentation
bin1101101001100…
…0000011110101
310222201101200001
43122120003311
5104123332231
65402551301
71263403534
oct332300365
9128641601
1057245941
112a34a7a5
1217208531
13bb2454c
14786231b
15505bb61
hex36980f5

57245941 has 2 divisors, whose sum is σ = 57245942. Its totient is φ = 57245940.

The previous prime is 57245893. The next prime is 57245977. The reversal of 57245941 is 14954275.

57245941 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54908100 + 2337841 = 7410^2 + 1529^2 .

It is a cyclic number.

It is not a de Polignac number, because 57245941 - 27 = 57245813 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 57245941.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57245641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28622970 + 28622971.

It is an arithmetic number, because the mean of its divisors is an integer number (28622971).

Almost surely, 257245941 is an apocalyptic number.

It is an amenable number.

57245941 is a deficient number, since it is larger than the sum of its proper divisors (1).

57245941 is an equidigital number, since it uses as much as digits as its factorization.

57245941 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 50400, while the sum is 37.

The square root of 57245941 is about 7566.1047441864. The cubic root of 57245941 is about 385.4028301800.

The spelling of 57245941 in words is "fifty-seven million, two hundred forty-five thousand, nine hundred forty-one".