Q: Is 2,742,478 a Prime Number?
A: No, 2,742,478 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 2742478 can be evenly divided by 1 2 103 206 13,313 26,626 1,371,239 and 2,742,478, with no remainder.
Since 2,742,478 cannot be divided by just 1 and 2,742,478, it is not a prime number.