Q: Is 2,199,421 a Prime Number?
A: No, 2,199,421 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 2199421 can be evenly divided by 1 7 19 23 133 161 437 719 3,059 5,033 13,661 16,537 95,627 115,759 314,203 and 2,199,421, with no remainder.
Since 2,199,421 cannot be divided by just 1 and 2,199,421, it is not a prime number.