Q: Is 1,996,420 a Prime Number?
A: No, 1,996,420 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 1996420 can be evenly divided by 1 2 4 5 10 20 173 346 577 692 865 1,154 1,730 2,308 2,885 3,460 5,770 11,540 99,821 199,642 399,284 499,105 998,210 and 1,996,420, with no remainder.
Since 1,996,420 cannot be divided by just 1 and 1,996,420, it is not a prime number.