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530900018 = 21124131819
BaseRepresentation
bin11111101001001…
…110010000110010
31100222222111220122
4133221032100302
52041402300033
6124403010242
716104401315
oct3751162062
91328874818
10530900018
11252752050
12129969982
1385cb392c
145071a97c
153191da98
hex1fa4e432

530900018 has 8 divisors (see below), whose sum is σ = 868745520. Its totient is φ = 241318180.

The previous prime is 530899991. The next prime is 530900039. The reversal of 530900018 is 810009035.

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

It is a super-2 number, since 2×5309000182 = 563709658224800648, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 530900018.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12065888 + ... + 12065931.

It is an arithmetic number, because the mean of its divisors is an integer number (108593190).

Almost surely, 2530900018 is an apocalyptic number.

530900018 is a deficient number, since it is larger than the sum of its proper divisors (337845502).

530900018 is a wasteful number, since it uses less digits than its factorization.

530900018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24131832.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 530900018 is about 23041.2677168597. The cubic root of 530900018 is about 809.7250593565.

The spelling of 530900018 in words is "five hundred thirty million, nine hundred thousand, eighteen".

Divisors: 1 2 11 22 24131819 48263638 265450009 530900018