Q: Is 143,900 a Prime Number?
A: No, 143,900 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 143900 can be evenly divided by 1 2 4 5 10 20 25 50 100 1,439 2,878 5,756 7,195 14,390 28,780 35,975 71,950 and 143,900, with no remainder.
Since 143,900 cannot be divided by just 1 and 143,900, it is not a prime number.