Q: Is 381,429 a Prime Number?
A: No, 381,429 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 381429 can be evenly divided by 1 3 9 17 27 51 81 153 277 459 831 1,377 2,493 4,709 7,479 14,127 22,437 42,381 127,143 and 381,429, with no remainder.
Since 381,429 cannot be divided by just 1 and 381,429, it is not a prime number.