Q: Is 268,240 a Prime Number?
A: No, 268,240 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 268240 can be evenly divided by 1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 280 479 560 958 1,916 2,395 3,353 3,832 4,790 6,706 7,664 9,580 13,412 16,765 19,160 26,824 33,530 38,320 53,648 67,060 134,120 and 268,240, with no remainder.
Since 268,240 cannot be divided by just 1 and 268,240, it is not a prime number.