Q: Is 420,045 a Prime Number?
A: No, 420,045 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 420045 can be evenly divided by 1 3 5 15 41 123 205 615 683 2,049 3,415 10,245 28,003 84,009 140,015 and 420,045, with no remainder.
Since 420,045 cannot be divided by just 1 and 420,045, it is not a prime number.