Base | Representation |
---|---|
bin | 11111101000011… |
… | …111100010100101 |
3 | 1100222121210101202 |
4 | 133220133202211 |
5 | 2041330134040 |
6 | 124354532245 |
7 | 16102643345 |
oct | 3750374245 |
9 | 1328553352 |
10 | 530708645 |
11 | 252631295 |
12 | 129897085 |
13 | 85c477ac |
14 | 506aad25 |
15 | 318d2015 |
hex | 1fa1f8a5 |
530708645 has 8 divisors (see below), whose sum is σ = 639632760. Its totient is φ = 422712000.
The previous prime is 530708593. The next prime is 530708701. The reversal of 530708645 is 546807035.
It can be written as a sum of positive squares in 4 ways, for example, as 32615521 + 498093124 = 5711^2 + 22318^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 530708645 - 28 = 530708389 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 530708599 and 530708608.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 230606 + ... + 232895.
It is an arithmetic number, because the mean of its divisors is an integer number (79954095).
Almost surely, 2530708645 is an apocalyptic number.
It is an amenable number.
530708645 is a deficient number, since it is larger than the sum of its proper divisors (108924115).
530708645 is a wasteful number, since it uses less digits than its factorization.
530708645 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 463735.
The product of its (nonzero) digits is 100800, while the sum is 38.
The square root of 530708645 is about 23037.1145111535. The cubic root of 530708645 is about 809.6277540688.
The spelling of 530708645 in words is "five hundred thirty million, seven hundred eight thousand, six hundred forty-five".
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