Base | Representation |
---|---|
bin | 11111100111110… |
… | …010110001100111 |
3 | 1100222021110212201 |
4 | 133213302301213 |
5 | 2041303302122 |
6 | 124350555331 |
7 | 16101250645 |
oct | 3747626147 |
9 | 1328243781 |
10 | 530525287 |
11 | 252516556 |
12 | 129808b47 |
13 | 85bb21b6 |
14 | 50660195 |
15 | 31897a27 |
hex | 1f9f2c67 |
530525287 has 2 divisors, whose sum is σ = 530525288. Its totient is φ = 530525286.
The previous prime is 530525267. The next prime is 530525327. The reversal of 530525287 is 782525035.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 530525287 - 215 = 530492519 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (530525257) 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 as a sum of consecutive naturals, namely, 265262643 + 265262644.
It is an arithmetic number, because the mean of its divisors is an integer number (265262644).
Almost surely, 2530525287 is an apocalyptic number.
530525287 is a deficient number, since it is larger than the sum of its proper divisors (1).
530525287 is an equidigital number, since it uses as much as digits as its factorization.
530525287 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 84000, while the sum is 37.
The square root of 530525287 is about 23033.1345456931. The cubic root of 530525287 is about 809.5345021330.
The spelling of 530525287 in words is "five hundred thirty million, five hundred twenty-five thousand, two hundred eighty-seven".
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