Q: Is 128,043 a Prime Number?
A: No, 128,043 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 128043 can be evenly divided by 1 3 9 41 123 347 369 1,041 3,123 14,227 42,681 and 128,043, with no remainder.
Since 128,043 cannot be divided by just 1 and 128,043, it is not a prime number.