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252354825 = 3352373859
BaseRepresentation
bin11110000101010…
…10000100001001
3122120211221202000
433002222010021
51004100323300
641012501213
76152660232
oct1702520411
9576757660
10252354825
1111a4a1a08
127061a809
13403884a8
1425730089
151724bc00
hexf0aa109

252354825 has 24 divisors (see below), whose sum is σ = 463586400. Its totient is φ = 134588880.

The previous prime is 252354811. The next prime is 252354847. The reversal of 252354825 is 528453252.

It is a happy number.

252354825 is a `hidden beast` number, since 2 + 523 + 54 + 82 + 5 = 666.

It is not a de Polignac number, because 252354825 - 25 = 252354793 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 252354825.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 186255 + ... + 187604.

It is an arithmetic number, because the mean of its divisors is an integer number (19316100).

Almost surely, 2252354825 is an apocalyptic number.

252354825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

252354825 is a deficient number, since it is larger than the sum of its proper divisors (211231575).

252354825 is a wasteful number, since it uses less digits than its factorization.

252354825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373878 (or 373867 counting only the distinct ones).

The product of its digits is 96000, while the sum is 36.

The square root of 252354825 is about 15885.6798721364. The cubic root of 252354825 is about 631.9322760644.

The spelling of 252354825 in words is "two hundred fifty-two million, three hundred fifty-four thousand, eight hundred twenty-five".

Divisors: 1 3 5 9 15 25 27 45 75 135 225 675 373859 1121577 1869295 3364731 5607885 9346475 10094193 16823655 28039425 50470965 84118275 252354825