Q: Is 806,820 a Prime Number?
A: No, 806,820 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 806820 can be evenly divided by 1 2 3 4 5 6 7 10 12 14 15 17 20 21 28 30 34 35 42 51 60 68 70 84 85 102 105 113 119 140 170 204 210 226 238 255 339 340 357 420 452 476 510 565 595 678 714 791 1,020 1,130 1,190 1,356 1,428 1,582 1,695 1,785 1,921 2,260 2,373 2,380 3,164 3,390 3,570 3,842 3,955 4,746 5,763 6,780 7,140 7,684 7,910 9,492 9,605 11,526 11,865 13,447 15,820 19,210 23,052 23,730 26,894 28,815 38,420 40,341 47,460 53,788 57,630 67,235 80,682 115,260 134,470 161,364 201,705 268,940 403,410 and 806,820, with no remainder.
Since 806,820 cannot be divided by just 1 and 806,820, it is not a prime number.