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252012265 = 5239772243
BaseRepresentation
bin11110000010101…
…10011011101001
3122120012112211121
433001112123221
51004003343030
641001255241
76150032431
oct1701263351
9576175747
10252012265
1111a2885aa
1270494521
13402985ab
14256812c1
15171d047a
hexf0566e9

252012265 has 16 divisors (see below), whose sum is σ = 316027008. Its totient is φ = 192560896.

The previous prime is 252012223. The next prime is 252012317. The reversal of 252012265 is 562210252.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 252012265 - 217 = 251881193 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111234 + ... + 113476.

It is an arithmetic number, because the mean of its divisors is an integer number (19751688).

Almost surely, 2252012265 is an apocalyptic number.

It is an amenable number.

252012265 is a deficient number, since it is larger than the sum of its proper divisors (64014743).

252012265 is a wasteful number, since it uses less digits than its factorization.

252012265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3248.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 252012265 is about 15874.8941728756. The cubic root of 252012265 is about 631.6462069738.

The spelling of 252012265 in words is "two hundred fifty-two million, twelve thousand, two hundred sixty-five".

Divisors: 1 5 23 115 977 2243 4885 11215 22471 51589 112355 257945 2191411 10957055 50402453 252012265