Q: Is 143,628 a Prime Number?
A: No, 143,628 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 143628 can be evenly divided by 1 2 3 4 6 12 11,969 23,938 35,907 47,876 71,814 and 143,628, with no remainder.
Since 143,628 cannot be divided by just 1 and 143,628, it is not a prime number.