Base | Representation |
---|---|
bin | 10110010111111101… |
… | …00100000110000011 |
3 | 1011000010220102102210 |
4 | 23023332210012003 |
5 | 144100100011321 |
6 | 5303541113203 |
7 | 603446152323 |
oct | 131376440603 |
9 | 34003812383 |
10 | 12012110211 |
11 | 5104583212 |
12 | 23b29b8803 |
13 | 1195814a2a |
14 | 81d491283 |
15 | 4a4863b76 |
hex | 2cbfa4183 |
12012110211 has 16 divisors (see below), whose sum is σ = 16371878400. Its totient is φ = 7830519648.
The previous prime is 12012110207. The next prime is 12012110261. The reversal of 12012110211 is 11201121021.
12012110211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 12012110211 - 22 = 12012110207 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12012110261) 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 15 ways as a sum of consecutive naturals, for example, 117960 + ... + 194778.
It is an arithmetic number, because the mean of its divisors is an integer number (1023242400).
Almost surely, 212012110211 is an apocalyptic number.
12012110211 is a deficient number, since it is larger than the sum of its proper divisors (4359768189).
12012110211 is a wasteful number, since it uses less digits than its factorization.
12012110211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 77978.
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 12012110211 its reverse (11201121021), we get a palindrome (23213231232).
The spelling of 12012110211 in words is "twelve billion, twelve million, one hundred ten thousand, two hundred eleven".
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