Q: Is 1,315,242 a Prime Number?
A: No, 1,315,242 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 1315242 can be evenly divided by 1 2 3 6 9 18 89 178 267 534 801 821 1,602 1,642 2,463 4,926 7,389 14,778 73,069 146,138 219,207 438,414 657,621 and 1,315,242, with no remainder.
Since 1,315,242 cannot be divided by just 1 and 1,315,242, it is not a prime number.