12 information.
Roman numerals are represented by seven different letters: I, V, X, L, C, D and M. Which represent the numbers 1, 5, 10, 50, 100, 500 and 1,000. These seven letters are used to make thousands of numbers.
For example 13 is XIII.
More about Roman numerals
Square root
3.4641016151378
12 in Fibonacci Sequence
No
This number consist from
2 digits
Composite number (opposite to prime number).
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