Q: Is 1,231,040 a Prime Number?
A: No, 1,231,040 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 1231040 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 64 80 160 320 3,847 7,694 15,388 19,235 30,776 38,470 61,552 76,940 123,104 153,880 246,208 307,760 615,520 and 1,231,040, with no remainder.
Since 1,231,040 cannot be divided by just 1 and 1,231,040, it is not a prime number.