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250542328 = 23173475309
BaseRepresentation
bin11101110111011…
…11100011111000
3122110102212110111
432323233203320
51003114323303
640505554104
76131401051
oct1673574370
9573385414
10250542328
11119474183
126baa5934
133cba24ca
14253bb728
1516edeb6d
hexeeef8f8

250542328 has 32 divisors (see below), whose sum is σ = 498927600. Its totient is φ = 117540352.

The previous prime is 250542323. The next prime is 250542329. The reversal of 250542328 is 823245052.

It is a self number, because there is not a number n which added to its sum of digits gives 250542328.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (250542323) 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 7 ways as a sum of consecutive naturals, for example, 44538 + ... + 49846.

Almost surely, 2250542328 is an apocalyptic number.

It is an amenable number.

250542328 is a deficient number, since it is larger than the sum of its proper divisors (248385272).

250542328 is a wasteful number, since it uses less digits than its factorization.

250542328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5679 (or 5675 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 250542328 is about 15828.5289272250. The cubic root of 250542328 is about 630.4157229259.

The spelling of 250542328 in words is "two hundred fifty million, five hundred forty-two thousand, three hundred twenty-eight".

Divisors: 1 2 4 8 17 34 68 136 347 694 1388 2776 5309 5899 10618 11798 21236 23596 42472 47192 90253 180506 361012 722024 1842223 3684446 7368892 14737784 31317791 62635582 125271164 250542328