Base | Representation |
---|---|
bin | 11001001010101… |
… | …01000001101011 |
3 | 112201020121021120 |
4 | 30211111001223 |
5 | 413021041133 |
6 | 32540510323 |
7 | 5142265002 |
oct | 1445250153 |
9 | 481217246 |
10 | 211112043 |
11 | a919266a |
12 | 5a84b3a3 |
13 | 3497808c |
14 | 20075c39 |
15 | 13801ab3 |
hex | c95506b |
211112043 has 16 divisors (see below), whose sum is σ = 284733696. Its totient is φ = 139125600.
The previous prime is 211112023. The next prime is 211112053. The reversal of 211112043 is 340211112.
It is not a de Polignac number, because 211112043 - 217 = 210980971 is a prime.
It is not an unprimeable number, because it can be changed into a prime (211112023) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101805 + ... + 103857.
It is an arithmetic number, because the mean of its divisors is an integer number (17795856).
Almost surely, 2211112043 is an apocalyptic number.
211112043 is a deficient number, since it is larger than the sum of its proper divisors (73621653).
211112043 is a wasteful number, since it uses less digits than its factorization.
211112043 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2434.
The product of its (nonzero) digits is 48, while the sum is 15.
The square root of 211112043 is about 14529.6952135962. The cubic root of 211112043 is about 595.4395386986.
Adding to 211112043 its reverse (340211112), we get a palindrome (551323155).
The spelling of 211112043 in words is "two hundred eleven million, one hundred twelve thousand, forty-three".
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