Q: Is 3,109,240 a Prime Number?
A: No, 3,109,240 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 3109240 can be evenly divided by 1 2 4 5 8 10 20 40 77,731 155,462 310,924 388,655 621,848 777,310 1,554,620 and 3,109,240, with no remainder.
Since 3,109,240 cannot be divided by just 1 and 3,109,240, it is not a prime number.