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57889025 = 524435227
BaseRepresentation
bin1101110011010…
…1000100000001
311000221001210222
43130311010001
5104304422100
65424432425
71302022445
oct334650401
9130831728
1057889025
112a749977
1217478715
13bcbb17c
14798c825
155137485
hex3735101

57889025 has 12 divisors (see below), whose sum is σ = 71958192. Its totient is φ = 46197840.

The previous prime is 57889019. The next prime is 57889057. The reversal of 57889025 is 52098875.

It is not a de Polignac number, because 57889025 - 210 = 57888001 is a prime.

It is a super-2 number, since 2×578890252 = 6702278430901250, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8462 + ... + 13688.

It is an arithmetic number, because the mean of its divisors is an integer number (5996516).

Almost surely, 257889025 is an apocalyptic number.

It is an amenable number.

57889025 is a deficient number, since it is larger than the sum of its proper divisors (14069167).

57889025 is a wasteful number, since it uses less digits than its factorization.

57889025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5680 (or 5675 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 44.

The square root of 57889025 is about 7608.4837517077. The cubic root of 57889025 is about 386.8406268206.

The spelling of 57889025 in words is "fifty-seven million, eight hundred eighty-nine thousand, twenty-five".

Divisors: 1 5 25 443 2215 5227 11075 26135 130675 2315561 11577805 57889025