Q: Is 2,742,978 a Prime Number?
A: No, 2,742,978 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 2742978 can be evenly divided by 1 2 3 6 7 14 21 42 65,309 130,618 195,927 391,854 457,163 914,326 1,371,489 and 2,742,978, with no remainder.
Since 2,742,978 cannot be divided by just 1 and 2,742,978, it is not a prime number.