Base | Representation |
---|---|
bin | 100001101011101… |
… | …1101001010000101 |
3 | 2220202201020101222 |
4 | 1003113131022011 |
5 | 4303314102323 |
6 | 304052330125 |
7 | 40002505331 |
oct | 10327351205 |
9 | 2822636358 |
10 | 1130222213 |
11 | 52aa8774a |
12 | 276613945 |
13 | 150202b53 |
14 | aa1687c1 |
15 | 693559c8 |
hex | 435dd285 |
1130222213 has 8 divisors (see below), whose sum is σ = 1149315576. Its totient is φ = 1111147200.
The previous prime is 1130222209. The next prime is 1130222221. The reversal of 1130222213 is 3122220311.
It can be written as a sum of positive squares in 4 ways, for example, as 15864289 + 1114357924 = 3983^2 + 33382^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1130222213 - 22 = 1130222209 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 1130222191 and 1130222200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1130222413) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 183695 + ... + 189747.
It is an arithmetic number, because the mean of its divisors is an integer number (143664447).
Almost surely, 21130222213 is an apocalyptic number.
It is an amenable number.
1130222213 is a deficient number, since it is larger than the sum of its proper divisors (19093363).
1130222213 is an equidigital number, since it uses as much as digits as its factorization.
1130222213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9175.
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 1130222213 is about 33618.7776845025. Note that the first 3 decimals coincide. The cubic root of 1130222213 is about 1041.6487079684.
Adding to 1130222213 its reverse (3122220311), we get a palindrome (4252442524).
The spelling of 1130222213 in words is "one billion, one hundred thirty million, two hundred twenty-two thousand, two hundred thirteen".
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