Q: Is 305,920 a Prime Number?
A: No, 305,920 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 305920 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 64 80 128 160 239 256 320 478 640 956 1,195 1,280 1,912 2,390 3,824 4,780 7,648 9,560 15,296 19,120 30,592 38,240 61,184 76,480 152,960 and 305,920, with no remainder.
Since 305,920 cannot be divided by just 1 and 305,920, it is not a prime number.