Q: Is 620,018 a Prime Number?
A: No, 620,018 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 620018 can be evenly divided by 1 2 7 14 67 134 469 661 938 1,322 4,627 9,254 44,287 88,574 310,009 and 620,018, with no remainder.
Since 620,018 cannot be divided by just 1 and 620,018, it is not a prime number.