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530443201 = 3171401601
BaseRepresentation
bin11111100111011…
…110101111000001
31100222010022021111
4133213132233001
52041243140301
6124345123321
716100456431
oct3747365701
91328108244
10530443201
1125246a912
12129789541
1385b83a22
145063c2c1
153187d551
hex1f9debc1

530443201 has 16 divisors (see below), whose sum is σ = 557577216. Its totient is φ = 504000000.

The previous prime is 530443157. The next prime is 530443237. The reversal of 530443201 is 102344035.

It is a 3-Lehmer number, since φ(530443201) divides (530443201-1)3.

It is a cyclic number.

It is a Carmichael number.

It is not a de Polignac number, because 530443201 - 27 = 530443073 is a prime.

It is a deceptive number, since it divides R530443200.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (530443241) 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 15 ways as a sum of consecutive naturals, for example, 882301 + ... + 882901.

It is an arithmetic number, because the mean of its divisors is an integer number (34848576).

It is a Poulet number, since it divides 2530443200-1.

Almost surely, 2530443201 is an apocalyptic number.

It is an amenable number.

530443201 is a deficient number, since it is larger than the sum of its proper divisors (27134015).

530443201 is a wasteful number, since it uses less digits than its factorization.

530443201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1104.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 530443201 is about 23031.3525655789. The cubic root of 530443201 is about 809.4927479959.

Adding to 530443201 its reverse (102344035), we get a palindrome (632787236).

The spelling of 530443201 in words is "five hundred thirty million, four hundred forty-three thousand, two hundred one".

Divisors: 1 31 71 401 601 2201 12431 18631 28471 42671 241001 882601 1322801 7471031 17111071 530443201