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530060297 = 1340773869
BaseRepresentation
bin11111100110000…
…001010000001001
31100221101212000212
4133212001100021
52041143412142
6124333010505
716064303204
oct3746012011
91327355025
10530060297
11252229168
12129623a35
1385a7b660
145057c93b
1531804d82
hex1f981409

530060297 has 4 divisors (see below), whose sum is σ = 570834180. Its totient is φ = 489286416.

The previous prime is 530060291. The next prime is 530060299. The reversal of 530060297 is 792060035.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 26327161 + 503733136 = 5131^2 + 22444^2 .

It is a cyclic number.

It is not a de Polignac number, because 530060297 - 210 = 530059273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (530060291) 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, 20386922 + ... + 20386947.

It is an arithmetic number, because the mean of its divisors is an integer number (142708545).

Almost surely, 2530060297 is an apocalyptic number.

It is an amenable number.

530060297 is a deficient number, since it is larger than the sum of its proper divisors (40773883).

530060297 is a wasteful number, since it uses less digits than its factorization.

530060297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40773882.

The product of its (nonzero) digits is 11340, while the sum is 32.

The square root of 530060297 is about 23023.0383963542. The cubic root of 530060297 is about 809.2979218441.

The spelling of 530060297 in words is "five hundred thirty million, sixty thousand, two hundred ninety-seven".

Divisors: 1 13 40773869 530060297