Base | Representation |
---|---|
bin | 11111101000111… |
… | …010111000010110 |
3 | 1100222211111000100 |
4 | 133220322320112 |
5 | 2041342230010 |
6 | 124401154530 |
7 | 16103621004 |
oct | 3750727026 |
9 | 1328744010 |
10 | 530820630 |
11 | 2526a843a |
12 | 12992ba46 |
13 | 85c86762 |
14 | 506d9a74 |
15 | 319052c0 |
hex | 1fa3ae16 |
530820630 has 48 divisors (see below), whose sum is σ = 1391030784. Its totient is φ = 140434560.
The previous prime is 530820617. The next prime is 530820643. The reversal of 530820630 is 36028035.
530820630 is a `hidden beast` number, since 5 + 3 + 0 + 8 + 20 + 630 = 666.
It is an interprime number because it is at equal distance from previous prime (530820617) and next prime (530820643).
It is a junction number, because it is equal to n+sod(n) for n = 530820594 and 530820603.
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 23 ways as a sum of consecutive naturals, for example, 11791 + ... + 34650.
It is an arithmetic number, because the mean of its divisors is an integer number (28979808).
Almost surely, 2530820630 is an apocalyptic number.
530820630 is an abundant number, since it is smaller than the sum of its proper divisors (860210154).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
530820630 is a wasteful number, since it uses less digits than its factorization.
530820630 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 46581 (or 46578 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 27.
The square root of 530820630 is about 23039.5449173806. The cubic root of 530820630 is about 809.6846966672.
Adding to 530820630 its reverse (36028035), we get a palindrome (566848665).
The spelling of 530820630 in words is "five hundred thirty million, eight hundred twenty thousand, six hundred thirty".
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