Base | Representation |
---|---|
bin | 1000001101001111… |
… | …1001011001011011 |
3 | 12200112101120120121 |
4 | 2003103321121123 |
5 | 14002433444011 |
6 | 1002334334111 |
7 | 105410312200 |
oct | 20323713133 |
9 | 5615346517 |
10 | 2203031131 |
11 | a3060a994 |
12 | 51595a337 |
13 | 291553222 |
14 | 16c829ca7 |
15 | cd619e71 |
hex | 834f965b |
2203031131 has 6 divisors (see below), whose sum is σ = 2562709740. Its totient is φ = 1888312356.
The previous prime is 2203031111. The next prime is 2203031153. The reversal of 2203031131 is 1311303022.
It is not a de Polignac number, because 2203031131 - 229 = 1666160219 is a prime.
It is a super-2 number, since 2×22030311312 = 9706692328310278322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2203031111) 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 5 ways as a sum of consecutive naturals, for example, 22479861 + ... + 22479958.
It is an arithmetic number, because the mean of its divisors is an integer number (427118290).
Almost surely, 22203031131 is an apocalyptic number.
2203031131 is a deficient number, since it is larger than the sum of its proper divisors (359678609).
2203031131 is an equidigital number, since it uses as much as digits as its factorization.
2203031131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44959833 (or 44959826 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 16.
The square root of 2203031131 is about 46936.4584411734. The cubic root of 2203031131 is about 1301.1884853218.
Adding to 2203031131 its reverse (1311303022), we get a palindrome (3514334153).
The spelling of 2203031131 in words is "two billion, two hundred three million, thirty-one thousand, one hundred thirty-one".
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