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530229868 = 22718936781
BaseRepresentation
bin11111100110101…
…010101001101100
31100221201110122021
4133212222221230
52041214323433
6124340355524
716065610450
oct3746525154
91327643567
10530229868
11252334603
121296a5ba4
1385b0a8ac
14505c4660
153183a22d
hex1f9aaa6c

530229868 has 12 divisors (see below), whose sum is σ = 1060459792. Its totient is φ = 227241360.

The previous prime is 530229857. The next prime is 530229877. The reversal of 530229868 is 868922035.

530229868 is an admirable number.

It is a super-2 number, since 2×5302298682 = 562287425838594848, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9468363 + ... + 9468418.

Almost surely, 2530229868 is an apocalyptic number.

It is an amenable number.

530229868 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

530229868 is a wasteful number, since it uses less digits than its factorization.

530229868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18936792 (or 18936790 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 43.

The square root of 530229868 is about 23026.7207391760. The cubic root of 530229868 is about 809.3842131756.

The spelling of 530229868 in words is "five hundred thirty million, two hundred twenty-nine thousand, eight hundred sixty-eight".

Divisors: 1 2 4 7 14 28 18936781 37873562 75747124 132557467 265114934 530229868