Base | Representation |
---|---|
bin | 11100001110001101… |
… | …101010000101001011 |
3 | 2220012212212200221012 |
4 | 130032031222011023 |
5 | 444030111413311 |
6 | 21530543234135 |
7 | 2121641140061 |
oct | 341615520513 |
9 | 86185780835 |
10 | 30303232331 |
11 | 11940425a69 |
12 | 5a585a894b |
13 | 2b1c155208 |
14 | 1676820031 |
15 | bc557578b |
hex | 70e36a14b |
30303232331 has 2 divisors, whose sum is σ = 30303232332. Its totient is φ = 30303232330.
The previous prime is 30303232321. The next prime is 30303232339. The reversal of 30303232331 is 13323230303.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30303232331 is a prime.
It is a super-2 number, since 2×303032323312 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 30303232297 and 30303232306.
It is not a weakly prime, because it can be changed into another prime (30303232339) 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 as a sum of consecutive naturals, namely, 15151616165 + 15151616166.
It is an arithmetic number, because the mean of its divisors is an integer number (15151616166).
Almost surely, 230303232331 is an apocalyptic number.
30303232331 is a deficient number, since it is larger than the sum of its proper divisors (1).
30303232331 is an equidigital number, since it uses as much as digits as its factorization.
30303232331 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2916, while the sum is 23.
Adding to 30303232331 its reverse (13323230303), we get a palindrome (43626462634).
The spelling of 30303232331 in words is "thirty billion, three hundred three million, two hundred thirty-two thousand, three hundred thirty-one".
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