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530362861 = 7104972227
BaseRepresentation
bin11111100111001…
…011000111101101
31100221222020001221
4133213023013231
52041233102421
6124343303341
716100003260
oct3747130755
91327866057
10530362861
11252415516
1212974ab51
1385b562a2
145061acd7
1531864841
hex1f9cb1ed

530362861 has 8 divisors (see below), whose sum is σ = 606715200. Its totient is φ = 454157088.

The previous prime is 530362843. The next prime is 530362897. The reversal of 530362861 is 168263035.

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

It is not a de Polignac number, because 530362861 - 27 = 530362733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530362831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28771 + ... + 43456.

It is an arithmetic number, because the mean of its divisors is an integer number (75839400).

Almost surely, 2530362861 is an apocalyptic number.

It is an amenable number.

530362861 is a deficient number, since it is larger than the sum of its proper divisors (76352339).

530362861 is a wasteful number, since it uses less digits than its factorization.

530362861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73283.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 530362861 is about 23029.6083553325. The cubic root of 530362861 is about 809.4518778136.

The spelling of 530362861 in words is "five hundred thirty million, three hundred sixty-two thousand, eight hundred sixty-one".

Divisors: 1 7 1049 7343 72227 505589 75766123 530362861