Q: Is 4,002,678 a Prime Number?
A: No, 4,002,678 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 4002678 can be evenly divided by 1 2 3 6 9 18 59 118 177 354 531 1,062 3,769 7,538 11,307 22,614 33,921 67,842 222,371 444,742 667,113 1,334,226 2,001,339 and 4,002,678, with no remainder.
Since 4,002,678 cannot be divided by just 1 and 4,002,678, it is not a prime number.