Q: Is 221,889 a Prime Number?
A: No, 221,889 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 221889 can be evenly divided by 1 3 37 111 1,999 5,997 73,963 and 221,889, with no remainder.
Since 221,889 cannot be divided by just 1 and 221,889, it is not a prime number.