Q: Is 216,649 a Prime Number?
A: Yes, 216,649 is a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 216649 can be evenly divided by 1 and 216,649, with no remainder.
Since 216,649 can be divided by just 1 and 216,649, it is a prime number.