Q: Is 843,040 a Prime Number?
A: No, 843,040 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 843040 can be evenly divided by 1 2 4 5 8 10 11 16 20 22 32 40 44 55 80 88 110 160 176 220 352 440 479 880 958 1,760 1,916 2,395 3,832 4,790 5,269 7,664 9,580 10,538 15,328 19,160 21,076 26,345 38,320 42,152 52,690 76,640 84,304 105,380 168,608 210,760 421,520 and 843,040, with no remainder.
Since 843,040 cannot be divided by just 1 and 843,040, it is not a prime number.