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23182430689 = 1119110920721
BaseRepresentation
bin10101100101110001…
…111101000111100001
32012211121211111110001
4111211301331013201
5334434200240224
614352211540001
71450324260325
oct254561750741
965747744401
1023182430689
119916972330
1245ab8ba601
132255b04512
14119cc19985
1590a348544
hex565c7d1e1

23182430689 has 8 divisors (see below), whose sum is σ = 26620973280. Its totient is φ = 19965729600.

The previous prime is 23182430659. The next prime is 23182430701. The reversal of 23182430689 is 98603428132.

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

It is a cyclic number.

It is not a de Polignac number, because 23182430689 - 27 = 23182430561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23182430659) 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, 55460152 + ... + 55460569.

It is an arithmetic number, because the mean of its divisors is an integer number (3327621660).

Almost surely, 223182430689 is an apocalyptic number.

It is an amenable number.

23182430689 is a deficient number, since it is larger than the sum of its proper divisors (3438542591).

23182430689 is a wasteful number, since it uses less digits than its factorization.

23182430689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110920751.

The product of its (nonzero) digits is 497664, while the sum is 46.

The spelling of 23182430689 in words is "twenty-three billion, one hundred eighty-two million, four hundred thirty thousand, six hundred eighty-nine".

Divisors: 1 11 19 209 110920721 1220127931 2107493699 23182430689