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530616530 = 2553061653
BaseRepresentation
bin11111101000001…
…001000011010010
31100222110010001002
4133220021003102
52041314212110
6124352542002
716102110653
oct3750110322
91328403032
10530616530
11252579064
12129851902
1385c148a2
145068552a
15318b4aa5
hex1fa090d2

530616530 has 8 divisors (see below), whose sum is σ = 955109772. Its totient is φ = 212246608.

The previous prime is 530616503. The next prime is 530616533. The reversal of 530616530 is 35616035.

It can be written as a sum of positive squares in 2 ways, for example, as 522533881 + 8082649 = 22859^2 + 2843^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 530616493 and 530616502.

It is not an unprimeable number, because it can be changed into a prime (530616533) 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 3 ways as a sum of consecutive naturals, for example, 26530817 + ... + 26530836.

Almost surely, 2530616530 is an apocalyptic number.

530616530 is a deficient number, since it is larger than the sum of its proper divisors (424493242).

530616530 is a wasteful number, since it uses less digits than its factorization.

530616530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53061660.

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 530616530 is about 23035.1151505696. The cubic root of 530616530 is about 809.5809090460.

The spelling of 530616530 in words is "five hundred thirty million, six hundred sixteen thousand, five hundred thirty".

Divisors: 1 2 5 10 53061653 106123306 265308265 530616530