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252043255 = 571709981
BaseRepresentation
bin11110000010111…
…01111111110111
3122120021010100101
433001131333313
51004010341010
641002054531
76150221662
oct1701357767
9576233311
10252043255
1111a2a9912
12704aa447
13402a9729
142568c6d9
15171d973a
hexf05dff7

252043255 has 8 divisors (see below), whose sum is σ = 306712224. Its totient is φ = 198794400.

The previous prime is 252043243. The next prime is 252043273. The reversal of 252043255 is 552340252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 252043255 - 223 = 243654647 is a prime.

It is a super-3 number, since 3×2520432553 (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 354636 + ... + 355345.

It is an arithmetic number, because the mean of its divisors is an integer number (38339028).

Almost surely, 2252043255 is an apocalyptic number.

252043255 is a deficient number, since it is larger than the sum of its proper divisors (54668969).

252043255 is an equidigital number, since it uses as much as digits as its factorization.

252043255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710057.

The product of its (nonzero) digits is 12000, while the sum is 28.

The square root of 252043255 is about 15875.8702123695. The cubic root of 252043255 is about 631.6720971339.

The spelling of 252043255 in words is "two hundred fifty-two million, forty-three thousand, two hundred fifty-five".

Divisors: 1 5 71 355 709981 3549905 50408651 252043255