Q: Is 144,321 a Prime Number?
A: No, 144,321 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 144321 can be evenly divided by 1 3 73 219 659 1,977 48,107 and 144,321, with no remainder.
Since 144,321 cannot be divided by just 1 and 144,321, it is not a prime number.