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57086124 = 2234757177
BaseRepresentation
bin1101100111000…
…1000010101100
310222102021102220
43121301002230
5104103223444
65355315340
71262136564
oct331610254
9128367386
1057086124
112a250717
121714bb50
13ba99894
14781dda4
155029619
hex36710ac

57086124 has 12 divisors (see below), whose sum is σ = 133200984. Its totient is φ = 19028704.

The previous prime is 57086087. The next prime is 57086129. The reversal of 57086124 is 42168075.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (57086129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2378577 + ... + 2378600.

It is an arithmetic number, because the mean of its divisors is an integer number (11100082).

Almost surely, 257086124 is an apocalyptic number.

It is an amenable number.

57086124 is an abundant number, since it is smaller than the sum of its proper divisors (76114860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57086124 is a wasteful number, since it uses less digits than its factorization.

57086124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4757184 (or 4757182 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 57086124 is about 7555.5359836348. The cubic root of 57086124 is about 385.0438450094.

The spelling of 57086124 in words is "fifty-seven million, eighty-six thousand, one hundred twenty-four".

Divisors: 1 2 3 4 6 12 4757177 9514354 14271531 19028708 28543062 57086124