Q: Is 213,420 a Prime Number?
A: No, 213,420 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 213420 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 30 60 3,557 7,114 10,671 14,228 17,785 21,342 35,570 42,684 53,355 71,140 106,710 and 213,420, with no remainder.
Since 213,420 cannot be divided by just 1 and 213,420, it is not a prime number.