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52028512 = 253743943
BaseRepresentation
bin1100011001111…
…0010001100000
310121220022200221
43012132101200
5101304403022
65055052424
71201143424
oct306362140
9117808627
1052028512
1127406878
1215511114
13aa18803
146ca4b84
15487acc7
hex319e460

52028512 has 24 divisors (see below), whose sum is σ = 105201936. Its totient is φ = 25310592.

The previous prime is 52028503. The next prime is 52028513. The reversal of 52028512 is 21582025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52028513) 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 3 ways as a sum of consecutive naturals, for example, 20788 + ... + 23155.

It is an arithmetic number, because the mean of its divisors is an integer number (4383414).

Almost surely, 252028512 is an apocalyptic number.

It is an amenable number.

52028512 is an abundant number, since it is smaller than the sum of its proper divisors (53173424).

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

52028512 is a wasteful number, since it uses less digits than its factorization.

52028512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43990 (or 43982 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 52028512 is about 7213.0792315072. The cubic root of 52028512 is about 373.3193220365.

The spelling of 52028512 in words is "fifty-two million, twenty-eight thousand, five hundred twelve".

Divisors: 1 2 4 8 16 32 37 74 148 296 592 1184 43943 87886 175772 351544 703088 1406176 1625891 3251782 6503564 13007128 26014256 52028512