Q: Is 805,560 a Prime Number?
A: No, 805,560 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 805560 can be evenly divided by 1 2 3 4 5 6 7 8 10 12 14 15 20 21 24 28 30 35 40 42 49 56 60 70 84 98 105 120 137 140 147 168 196 210 245 274 280 294 392 411 420 490 548 588 685 735 822 840 959 980 1,096 1,176 1,370 1,470 1,644 1,918 1,960 2,055 2,740 2,877 2,940 3,288 3,836 4,110 4,795 5,480 5,754 5,880 6,713 7,672 8,220 9,590 11,508 13,426 14,385 16,440 19,180 20,139 23,016 26,852 28,770 33,565 38,360 40,278 53,704 57,540 67,130 80,556 100,695 115,080 134,260 161,112 201,390 268,520 402,780 and 805,560, with no remainder.
Since 805,560 cannot be divided by just 1 and 805,560, it is not a prime number.