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252344303 = 677372739
BaseRepresentation
bin11110000101001…
…11011111101111
3122120211102022022
433002213133233
51004100004203
641012340355
76152614451
oct1702473757
9576742268
10252344303
1111a495012
12706146bb
1340383773
142572a2d1
1517248a38
hexf0a77ef

252344303 has 4 divisors (see below), whose sum is σ = 252717720. Its totient is φ = 251970888.

The previous prime is 252344237. The next prime is 252344321. The reversal of 252344303 is 303443252.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 252344303 - 214 = 252327919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252344333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185693 + ... + 187046.

It is an arithmetic number, because the mean of its divisors is an integer number (63179430).

Almost surely, 2252344303 is an apocalyptic number.

252344303 is a deficient number, since it is larger than the sum of its proper divisors (373417).

252344303 is an equidigital number, since it uses as much as digits as its factorization.

252344303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373416.

The product of its (nonzero) digits is 8640, while the sum is 26.

The square root of 252344303 is about 15885.3486899092. The cubic root of 252344303 is about 631.9234930822.

Adding to 252344303 its reverse (303443252), we get a palindrome (555787555).

The spelling of 252344303 in words is "two hundred fifty-two million, three hundred forty-four thousand, three hundred three".

Divisors: 1 677 372739 252344303