Q: Is 513,420 a Prime Number?
A: No, 513,420 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 513420 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 30 43 60 86 129 172 199 215 258 398 430 516 597 645 796 860 995 1,194 1,290 1,990 2,388 2,580 2,985 3,980 5,970 8,557 11,940 17,114 25,671 34,228 42,785 51,342 85,570 102,684 128,355 171,140 256,710 and 513,420, with no remainder.
Since 513,420 cannot be divided by just 1 and 513,420, it is not a prime number.