Q: Is 559,143 a Prime Number?
A: No, 559,143 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 559143 can be evenly divided by 1 3 9 13 27 39 59 81 117 177 243 351 531 729 767 1,053 1,593 2,301 3,159 4,779 6,903 9,477 14,337 20,709 43,011 62,127 186,381 and 559,143, with no remainder.
Since 559,143 cannot be divided by just 1 and 559,143, it is not a prime number.