Base | Representation |
---|---|
bin | 11111100110100… |
… | …100100110001001 |
3 | 1100221200012121122 |
4 | 133212210212021 |
5 | 2041213030230 |
6 | 124340045025 |
7 | 16065445235 |
oct | 3746444611 |
9 | 1327605548 |
10 | 530205065 |
11 | 252317a05 |
12 | 129693775 |
13 | 85acc510 |
14 | 505b95c5 |
15 | 31832be5 |
hex | 1f9a4989 |
530205065 has 8 divisors (see below), whose sum is σ = 685188168. Its totient is φ = 391536000.
The previous prime is 530205043. The next prime is 530205083. The reversal of 530205065 is 560502035.
It can be written as a sum of positive squares in 4 ways, for example, as 100489 + 530104576 = 317^2 + 23024^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 530205065 - 26 = 530205001 is a prime.
It is a super-2 number, since 2×5302050652 = 562234821903308450, which contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4078436 + ... + 4078565.
It is an arithmetic number, because the mean of its divisors is an integer number (85648521).
Almost surely, 2530205065 is an apocalyptic number.
It is an amenable number.
530205065 is a deficient number, since it is larger than the sum of its proper divisors (154983103).
530205065 is a wasteful number, since it uses less digits than its factorization.
530205065 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8157019.
The product of its (nonzero) digits is 4500, while the sum is 26.
The square root of 530205065 is about 23026.1821629205. The cubic root of 530205065 is about 809.3715925678.
It can be divided in two parts, 53020 and 5065, that added together give a palindrome (58085).
The spelling of 530205065 in words is "five hundred thirty million, two hundred five thousand, sixty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.093 sec. • engine limits •