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530800273 = 1393818707
BaseRepresentation
bin11111101000110…
…101111010010001
31100222210110002101
4133220311322101
52041341102043
6124400520401
716103504443
oct3750657221
91328713071
10530800273
11252694113
12129920101
1385c7a403
14506d2493
15318ee24d
hex1fa35e91

530800273 has 4 divisors (see below), whose sum is σ = 534619120. Its totient is φ = 526981428.

The previous prime is 530800267. The next prime is 530800313. The reversal of 530800273 is 372008035.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 530800273 - 25 = 530800241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (530800573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1909215 + ... + 1909492.

It is an arithmetic number, because the mean of its divisors is an integer number (133654780).

Almost surely, 2530800273 is an apocalyptic number.

It is an amenable number.

530800273 is a deficient number, since it is larger than the sum of its proper divisors (3818847).

530800273 is a wasteful number, since it uses less digits than its factorization.

530800273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3818846.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 530800273 is about 23039.1031292453. The cubic root of 530800273 is about 809.6743460508.

The spelling of 530800273 in words is "five hundred thirty million, eight hundred thousand, two hundred seventy-three".

Divisors: 1 139 3818707 530800273