Q: Is 263,680 a Prime Number?
A: No, 263,680 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 263680 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 64 80 103 128 160 206 256 320 412 512 515 640 824 1,030 1,280 1,648 2,060 2,560 3,296 4,120 6,592 8,240 13,184 16,480 26,368 32,960 52,736 65,920 131,840 and 263,680, with no remainder.
Since 263,680 cannot be divided by just 1 and 263,680, it is not a prime number.