Base | Representation |
---|---|
bin | 11111100111100… |
… | …110101101011001 |
3 | 1100222011222002021 |
4 | 133213212231121 |
5 | 2041300211430 |
6 | 124345534441 |
7 | 16100653603 |
oct | 3747465531 |
9 | 1328158067 |
10 | 530475865 |
11 | 252492407 |
12 | 1297a4421 |
13 | 85b9585a |
14 | 5064a173 |
15 | 3188807a |
hex | 1f9e6b59 |
530475865 has 8 divisors (see below), whose sum is σ = 637200648. Its totient is φ = 423960960.
The previous prime is 530475857. The next prime is 530475899. The reversal of 530475865 is 568574035.
It can be written as a sum of positive squares in 4 ways, for example, as 18766224 + 511709641 = 4332^2 + 22621^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 530475865 - 23 = 530475857 is a prime.
It is a Duffinian number.
It is an unprimeable number.
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, 46852 + ... + 57061.
It is an arithmetic number, because the mean of its divisors is an integer number (79650081).
Almost surely, 2530475865 is an apocalyptic number.
It is an amenable number.
530475865 is a deficient number, since it is larger than the sum of its proper divisors (106724783).
530475865 is a wasteful number, since it uses less digits than its factorization.
530475865 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 104939.
The product of its (nonzero) digits is 504000, while the sum is 43.
The square root of 530475865 is about 23032.0616749782. The cubic root of 530475865 is about 809.5093634905.
The spelling of 530475865 in words is "five hundred thirty million, four hundred seventy-five thousand, eight hundred sixty-five".
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