Q: Is 16,240 a Prime Number?
A: No, 16,240 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 16240 can be evenly divided by 1 2 4 5 7 8 10 14 16 20 28 29 35 40 56 58 70 80 112 116 140 145 203 232 280 290 406 464 560 580 812 1,015 1,160 1,624 2,030 2,320 3,248 4,060 8,120 and 16,240, with no remainder.
Since 16,240 cannot be divided by just 1 and 16,240, it is not a prime number.