Q: Is 1,082,640 a Prime Number?
A: No, 1,082,640 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 1082640 can be evenly divided by 1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 39 40 48 52 60 65 78 80 104 120 130 156 195 208 240 260 312 347 390 520 624 694 780 1,040 1,041 1,388 1,560 1,735 2,082 2,776 3,120 3,470 4,164 4,511 5,205 5,552 6,940 8,328 9,022 10,410 13,533 13,880 16,656 18,044 20,820 22,555 27,066 27,760 36,088 41,640 45,110 54,132 67,665 72,176 83,280 90,220 108,264 135,330 180,440 216,528 270,660 360,880 541,320 and 1,082,640, with no remainder.
Since 1,082,640 cannot be divided by just 1 and 1,082,640, it is not a prime number.