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243024141 = 3239833583
BaseRepresentation
bin11100111110001…
…00000100001101
3121221021220110010
432133010010031
5444203233031
640040503433
76010446123
oct1637040415
9557256403
10243024141
111151a96a8
126947ab79
133b46c489
14243c1913
1516507246
hexe7c410d

243024141 has 16 divisors (see below), whose sum is σ = 338558976. Its totient is φ = 154771056.

The previous prime is 243024139. The next prime is 243024143. The reversal of 243024141 is 141420342.

It is an interprime number because it is at equal distance from previous prime (243024139) and next prime (243024143).

It is not a de Polignac number, because 243024141 - 21 = 243024139 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243024143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66036 + ... + 69618.

It is an arithmetic number, because the mean of its divisors is an integer number (21159936).

Almost surely, 2243024141 is an apocalyptic number.

It is an amenable number.

243024141 is a deficient number, since it is larger than the sum of its proper divisors (95534835).

243024141 is a wasteful number, since it uses less digits than its factorization.

243024141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4592.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 243024141 is about 15589.2315718255. The cubic root of 243024141 is about 624.0458109653.

Adding to 243024141 its reverse (141420342), we get a palindrome (384444483).

The spelling of 243024141 in words is "two hundred forty-three million, twenty-four thousand, one hundred forty-one".

Divisors: 1 3 23 69 983 2949 3583 10749 22609 67827 82409 247227 3522089 10566267 81008047 243024141