Q: Is 143,787 a Prime Number?
A: No, 143,787 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 143787 can be evenly divided by 1 3 7 21 41 123 167 287 501 861 1,169 3,507 6,847 20,541 47,929 and 143,787, with no remainder.
Since 143,787 cannot be divided by just 1 and 143,787, it is not a prime number.