Q: Is 4,093,221 a Prime Number?
A: No, 4,093,221 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 4093221 can be evenly divided by 1 3 11 33 71 213 781 1,747 2,343 5,241 19,217 57,651 124,037 372,111 1,364,407 and 4,093,221, with no remainder.
Since 4,093,221 cannot be divided by just 1 and 4,093,221, it is not a prime number.