Base | Representation |
---|---|
bin | 11111100110101… |
… | …111101001000001 |
3 | 1100221202111200012 |
4 | 133212233221001 |
5 | 2041221002210 |
6 | 124341034305 |
7 | 16066024154 |
oct | 3746575101 |
9 | 1327674605 |
10 | 530250305 |
11 | 2523489a2 |
12 | 1296b5995 |
13 | 85b16ca0 |
14 | 505cbc9b |
15 | 31841305 |
hex | 1f9afa41 |
530250305 has 16 divisors (see below), whose sum is σ = 685737360. Its totient is φ = 391289088.
The previous prime is 530250299. The next prime is 530250307. The reversal of 530250305 is 503052035.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 4190209 + 526060096 = 2047^2 + 22936^2 .
It is a cyclic number.
It is not a de Polignac number, because 530250305 - 222 = 526056001 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (530250307) 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 15 ways as a sum of consecutive naturals, for example, 148319 + ... + 151851.
It is an arithmetic number, because the mean of its divisors is an integer number (42858585).
Almost surely, 2530250305 is an apocalyptic number.
It is an amenable number.
530250305 is a deficient number, since it is larger than the sum of its proper divisors (155487055).
530250305 is a wasteful number, since it uses less digits than its factorization.
530250305 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5860.
The product of its (nonzero) digits is 2250, while the sum is 23.
The square root of 530250305 is about 23027.1645019529. The cubic root of 530250305 is about 809.3946119188.
The spelling of 530250305 in words is "five hundred thirty million, two hundred fifty thousand, three hundred five".
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