Q: Is 742,668 a Prime Number?
A: No, 742,668 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 742668 can be evenly divided by 1 2 3 4 6 12 199 311 398 597 622 796 933 1,194 1,244 1,866 2,388 3,732 61,889 123,778 185,667 247,556 371,334 and 742,668, with no remainder.
Since 742,668 cannot be divided by just 1 and 742,668, it is not a prime number.