Q: Is 319,998 a Prime Number?
A: No, 319,998 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 319998 can be evenly divided by 1 2 3 6 7 14 19 21 38 42 57 114 133 266 399 401 798 802 1,203 2,406 2,807 5,614 7,619 8,421 15,238 16,842 22,857 45,714 53,333 106,666 159,999 and 319,998, with no remainder.
Since 319,998 cannot be divided by just 1 and 319,998, it is not a prime number.