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252093084 = 22321007757
BaseRepresentation
bin11110000011010…
…10001010011100
3122120100122200220
433001222022130
51004013434314
641003121340
76150520155
oct1701521234
9576318626
10252093084
1111a3332a1
1270513250
13402c6309
14256a292c
15171e93a9
hexf06a29c

252093084 has 12 divisors (see below), whose sum is σ = 588217224. Its totient is φ = 84031024.

The previous prime is 252093077. The next prime is 252093103. The reversal of 252093084 is 480390252.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

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, 10503867 + ... + 10503890.

It is an arithmetic number, because the mean of its divisors is an integer number (49018102).

Almost surely, 2252093084 is an apocalyptic number.

It is an amenable number.

252093084 is an abundant number, since it is smaller than the sum of its proper divisors (336124140).

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

252093084 is a wasteful number, since it uses less digits than its factorization.

252093084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21007764 (or 21007762 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 252093084 is about 15877.4394661104. The cubic root of 252093084 is about 631.7137216226.

The spelling of 252093084 in words is "two hundred fifty-two million, ninety-three thousand, eighty-four".

Divisors: 1 2 3 4 6 12 21007757 42015514 63023271 84031028 126046542 252093084