Q: Is 1,000,405 a Prime Number?
A: No, 1,000,405 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 1000405 can be evenly divided by 1 5 7 35 101 283 505 707 1,415 1,981 3,535 9,905 28,583 142,915 200,081 and 1,000,405, with no remainder.
Since 1,000,405 cannot be divided by just 1 and 1,000,405, it is not a prime number.