Q: Is 1,317,740 a Prime Number?
A: No, 1,317,740 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 1317740 can be evenly divided by 1 2 4 5 10 20 41 82 164 205 410 820 1,607 3,214 6,428 8,035 16,070 32,140 65,887 131,774 263,548 329,435 658,870 and 1,317,740, with no remainder.
Since 1,317,740 cannot be divided by just 1 and 1,317,740, it is not a prime number.