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530799418 = 21217218077
BaseRepresentation
bin11111101000110…
…101101100111010
31100222210101220201
4133220311230322
52041341040133
6124400512414
716103502112
oct3750655472
91328711821
10530799418
11252693506
1212991b70a
1385c79bc6
14506d2042
15318edd7d
hex1fa35b3a

530799418 has 8 divisors (see below), whose sum is σ = 796857012. Its totient is φ = 265180416.

The previous prime is 530799413. The next prime is 530799419. The reversal of 530799418 is 814997035.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 522716769 + 8082649 = 22863^2 + 2843^2 .

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

It is not an unprimeable number, because it can be changed into a prime (530799413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106605 + ... + 111472.

Almost surely, 2530799418 is an apocalyptic number.

530799418 is a deficient number, since it is larger than the sum of its proper divisors (266057594).

530799418 is a wasteful number, since it uses less digits than its factorization.

530799418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219296.

The product of its (nonzero) digits is 272160, while the sum is 46.

The square root of 530799418 is about 23039.0845738280. The cubic root of 530799418 is about 809.6739113161.

The spelling of 530799418 in words is "five hundred thirty million, seven hundred ninety-nine thousand, four hundred eighteen".

Divisors: 1 2 1217 2434 218077 436154 265399709 530799418