Q: Is 511,020 a Prime Number?
A: No, 511,020 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 511020 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 17 18 20 30 34 36 45 51 60 68 85 90 102 153 167 170 180 204 255 306 334 340 501 510 612 668 765 835 1,002 1,020 1,503 1,530 1,670 2,004 2,505 2,839 3,006 3,060 3,340 5,010 5,678 6,012 7,515 8,517 10,020 11,356 14,195 15,030 17,034 25,551 28,390 30,060 34,068 42,585 51,102 56,780 85,170 102,204 127,755 170,340 255,510 and 511,020, with no remainder.
Since 511,020 cannot be divided by just 1 and 511,020, it is not a prime number.