Base | Representation |
---|---|
bin | 1011010010110000… |
… | …0001101101011111 |
3 | 21211021012010012211 |
4 | 2310230001231133 |
5 | 22202022041343 |
6 | 1220450141251 |
7 | 135056550100 |
oct | 26454015537 |
9 | 7737163184 |
10 | 3031440223 |
11 | 13161949a9 |
12 | 707281827 |
13 | 394071c16 |
14 | 20a86c3a7 |
15 | 12b20479d |
hex | b4b01b5f |
3031440223 has 12 divisors (see below), whose sum is σ = 3527648832. Its totient is φ = 2597434560.
The previous prime is 3031440193. The next prime is 3031440241. The reversal of 3031440223 is 3220441303.
It is a happy number.
It is a de Polignac number, because none of the positive numbers 2k-3031440223 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 3031440194 and 3031440203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3031441223) 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 11 ways as a sum of consecutive naturals, for example, 148018 + ... + 167248.
It is an arithmetic number, because the mean of its divisors is an integer number (293970736).
Almost surely, 23031440223 is an apocalyptic number.
3031440223 is a deficient number, since it is larger than the sum of its proper divisors (496208609).
3031440223 is a wasteful number, since it uses less digits than its factorization.
3031440223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22462 (or 22455 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 22.
The square root of 3031440223 is about 55058.5163530584. The cubic root of 3031440223 is about 1447.2703657407.
Adding to 3031440223 its reverse (3220441303), we get a palindrome (6251881526).
The spelling of 3031440223 in words is "three billion, thirty-one million, four hundred forty thousand, two hundred twenty-three".
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