Q: Is 143,031 a Prime Number?
A: No, 143,031 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 143031 can be evenly divided by 1 3 7 21 49 139 147 343 417 973 1,029 2,919 6,811 20,433 47,677 and 143,031, with no remainder.
Since 143,031 cannot be divided by just 1 and 143,031, it is not a prime number.