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52000084 = 2227494729
BaseRepresentation
bin1100011001011…
…1010101010100
310121211212201001
43012113111110
5101303000314
65054313044
71200664513
oct306272524
9117755631
1052000084
1127397484
12154b8784
13aa088a6
146c9867a
154872674
hex3197554

52000084 has 12 divisors (see below), whose sum is σ = 91052500. Its totient is φ = 25985088.

The previous prime is 52000061. The next prime is 52000087. The reversal of 52000084 is 48000025.

It is a happy number.

52000084 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3139984 + 48860100 = 1772^2 + 6990^2 .

52000084 is a modest number, since divided by 84 gives 52 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52000087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8632 + ... + 13360.

Almost surely, 252000084 is an apocalyptic number.

It is an amenable number.

52000084 is a deficient number, since it is larger than the sum of its proper divisors (39052416).

52000084 is a wasteful number, since it uses less digits than its factorization.

52000084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7482 (or 7480 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 52000084 is about 7211.1083752777. The cubic root of 52000084 is about 373.2513166630.

The spelling of 52000084 in words is "fifty-two million, eighty-four", and thus it is an aban number.

Divisors: 1 2 4 2749 4729 5498 9458 10996 18916 13000021 26000042 52000084