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57253852 = 2298314561
BaseRepresentation
bin1101101001100…
…1111111011100
310222201210112001
43122121333130
5104124110402
65403052044
71263435565
oct332317734
9128653461
1057253852
112a355737
1217211024
13bb28026
14786516c
15505e187
hex3699fdc

57253852 has 12 divisors (see below), whose sum is σ = 100303056. Its totient is φ = 28595840.

The previous prime is 57253829. The next prime is 57253873. The reversal of 57253852 is 25835275.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 3349 + ... + 11212.

It is an arithmetic number, because the mean of its divisors is an integer number (8358588).

Almost surely, 257253852 is an apocalyptic number.

It is an amenable number.

57253852 is a deficient number, since it is larger than the sum of its proper divisors (43049204).

57253852 is a wasteful number, since it uses less digits than its factorization.

57253852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15548 (or 15546 counting only the distinct ones).

The product of its digits is 84000, while the sum is 37.

The square root of 57253852 is about 7566.6275182541. The cubic root of 57253852 is about 385.4205827129.

The spelling of 57253852 in words is "fifty-seven million, two hundred fifty-three thousand, eight hundred fifty-two".

Divisors: 1 2 4 983 1966 3932 14561 29122 58244 14313463 28626926 57253852