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57063552 = 2737132371
BaseRepresentation
bin1101100110101…
…1100010000000
310222101010110220
43121223202000
5104102013202
65355023040
71262014020
oct331534200
9128333426
1057063552
112a235767
121713aa80
13ba8c520
147815a80
155022abc
hex366b880

57063552 has 256 divisors, whose sum is σ = 197406720. Its totient is φ = 14192640.

The previous prime is 57063551. The next prime is 57063581. The reversal of 57063552 is 25536075.

It is not an unprimeable number, because it can be changed into a prime (57063551) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 803677 + ... + 803747.

It is an arithmetic number, because the mean of its divisors is an integer number (771120).

Almost surely, 257063552 is an apocalyptic number.

57063552 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 57063552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98703360).

57063552 is an abundant number, since it is smaller than the sum of its proper divisors (140343168).

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

57063552 is a wasteful number, since it uses less digits than its factorization.

57063552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131 (or 119 counting only the distinct ones).

The product of its (nonzero) digits is 31500, while the sum is 33.

The square root of 57063552 is about 7554.0420967850. The cubic root of 57063552 is about 384.9930892109.

The spelling of 57063552 in words is "fifty-seven million, sixty-three thousand, five hundred fifty-two".