Q: Is 510,420 a Prime Number?
A: No, 510,420 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 510420 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 30 47 60 94 141 181 188 235 282 362 470 543 564 705 724 905 940 1,086 1,410 1,810 2,172 2,715 2,820 3,620 5,430 8,507 10,860 17,014 25,521 34,028 42,535 51,042 85,070 102,084 127,605 170,140 255,210 and 510,420, with no remainder.
Since 510,420 cannot be divided by just 1 and 510,420, it is not a prime number.