Q: Is 2,018,420 a Prime Number?
A: No, 2,018,420 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 2018420 can be evenly divided by 1 2 4 5 10 20 43 86 172 215 430 860 2,347 4,694 9,388 11,735 23,470 46,940 100,921 201,842 403,684 504,605 1,009,210 and 2,018,420, with no remainder.
Since 2,018,420 cannot be divided by just 1 and 2,018,420, it is not a prime number.