Base | Representation |
---|---|
bin | 111110111011001… |
… | …1011111010110101 |
3 | 12110011000100122202 |
4 | 1331312123322311 |
5 | 13311011002013 |
6 | 545303034245 |
7 | 103215535442 |
oct | 17566337265 |
9 | 5404010582 |
10 | 2111422133 |
11 | 99392a777 |
12 | 4ab13b985 |
13 | 278589b12 |
14 | 1605c09c9 |
15 | c5571858 |
hex | 7dd9beb5 |
2111422133 has 2 divisors, whose sum is σ = 2111422134. Its totient is φ = 2111422132.
The previous prime is 2111422127. The next prime is 2111422147. The reversal of 2111422133 is 3312241112.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1823033809 + 288388324 = 42697^2 + 16982^2 .
It is a cyclic number.
It is not a de Polignac number, because 2111422133 - 28 = 2111421877 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2111422153) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055711066 + 1055711067.
It is an arithmetic number, because the mean of its divisors is an integer number (1055711067).
Almost surely, 22111422133 is an apocalyptic number.
It is an amenable number.
2111422133 is a deficient number, since it is larger than the sum of its proper divisors (1).
2111422133 is an equidigital number, since it uses as much as digits as its factorization.
2111422133 is an evil number, because the sum of its binary digits is even.
The product of its digits is 288, while the sum is 20.
The square root of 2111422133 is about 45950.2136338886. The cubic root of 2111422133 is about 1282.8967056527.
Adding to 2111422133 its reverse (3312241112), we get a palindrome (5423663245).
The spelling of 2111422133 in words is "two billion, one hundred eleven million, four hundred twenty-two thousand, one hundred thirty-three".
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