Base | Representation |
---|---|
bin | 11111101000110… |
… | …001100000001010 |
3 | 1100222202112022200 |
4 | 133220301200022 |
5 | 2041340012333 |
6 | 124400301030 |
7 | 16103401011 |
oct | 3750614012 |
9 | 1328675280 |
10 | 530782218 |
11 | 25268159a |
12 | 129911776 |
13 | 85c72125 |
14 | 506c9a78 |
15 | 318e8c13 |
hex | 1fa3180a |
530782218 has 24 divisors (see below), whose sum is σ = 1153245600. Its totient is φ = 176432424.
The previous prime is 530782171. The next prime is 530782223. The reversal of 530782218 is 812287035.
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34608 + ... + 47531.
It is an arithmetic number, because the mean of its divisors is an integer number (48051900).
Almost surely, 2530782218 is an apocalyptic number.
530782218 is an abundant number, since it is smaller than the sum of its proper divisors (622463382).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
530782218 is a wasteful number, since it uses less digits than its factorization.
530782218 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82506 (or 82503 counting only the distinct ones).
The product of its (nonzero) digits is 26880, while the sum is 36.
The square root of 530782218 is about 23038.7112920840. The cubic root of 530782218 is about 809.6651656762.
The spelling of 530782218 in words is "five hundred thirty million, seven hundred eighty-two thousand, two hundred eighteen".
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