no
No because it has more than two factors
yes
Yes.
yes
It must be a generalised rational number. Otherwise, if you select a rational number to multiply, then you will only prove it for that number.
222222674025
49,382,617,284
The answer to 100000+ 222222 is 322222
No because it has more than two factors
If you mean: 25*55 in exponents then the number is 100,000
It is still 240000.
It is a rational number. It can be written as a fraction.
222222
yes
Is 12.05 a rational number or irrational number?
1.96 is a rational number
It is a rational number, as it can be written as a fraction.