Q: Is 379,431 a Prime Number?
A: No, 379,431 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 379431 can be evenly divided by 1 3 9 13 23 27 39 47 69 117 141 207 299 351 423 611 621 897 1,081 1,269 1,833 2,691 3,243 5,499 8,073 9,729 14,053 16,497 29,187 42,159 126,477 and 379,431, with no remainder.
Since 379,431 cannot be divided by just 1 and 379,431, it is not a prime number.