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530118665 = 5442323971
BaseRepresentation
bin11111100110001…
…111100000001001
31100221111211002122
4133212033200021
52041202244130
6124334141025
716064635316
oct3746174011
91327454078
10530118665
11252268aaa
12129651775
1385a9c0ab
1450595d0d
15318172e5
hex1f98f809

530118665 has 8 divisors (see below), whose sum is σ = 636312768. Its totient is φ = 423981360.

The previous prime is 530118653. The next prime is 530118683. The reversal of 530118665 is 566811035.

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

It is not a de Polignac number, because 530118665 - 216 = 530053129 is a prime.

It is a Duffinian 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, 10130 + ... + 34100.

It is an arithmetic number, because the mean of its divisors is an integer number (79539096).

Almost surely, 2530118665 is an apocalyptic number.

It is an amenable number.

530118665 is a deficient number, since it is larger than the sum of its proper divisors (106194103).

530118665 is a wasteful number, since it uses less digits than its factorization.

530118665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28399.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 530118665 is about 23024.3059613097. The cubic root of 530118665 is about 809.3276262429.

The spelling of 530118665 in words is "five hundred thirty million, one hundred eighteen thousand, six hundred sixty-five".

Divisors: 1 5 4423 22115 23971 119855 106023733 530118665