3 1/3
11.334102
-2,211.3333
The number is 11
one and a half
3 1/3
10x21=210
11.334102
-2,211.3333
-3
The number is three.
The number is 11
243 times 3 equals 729.
one and a half
2n/3
11.334102216194127600501976737404
Eleven cannot be squared, unless by a mixed number, because nothing times four equals eleven.