Q: Is 404,240 a Prime Number?
A: No, 404,240 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 404240 can be evenly divided by 1 2 4 5 8 10 16 20 31 40 62 80 124 155 163 248 310 326 496 620 652 815 1,240 1,304 1,630 2,480 2,608 3,260 5,053 6,520 10,106 13,040 20,212 25,265 40,424 50,530 80,848 101,060 202,120 and 404,240, with no remainder.
Since 404,240 cannot be divided by just 1 and 404,240, it is not a prime number.