Q: Is 1,309,520 a Prime Number?
A: No, 1,309,520 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 1309520 can be evenly divided by 1 2 4 5 8 10 16 20 40 80 16,369 32,738 65,476 81,845 130,952 163,690 261,904 327,380 654,760 and 1,309,520, with no remainder.
Since 1,309,520 cannot be divided by just 1 and 1,309,520, it is not a prime number.