Q: Is 10,640 a Prime Number?
A: No, 10,640 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 10640 can be evenly divided by 1 2 4 5 7 8 10 14 16 19 20 28 35 38 40 56 70 76 80 95 112 133 140 152 190 266 280 304 380 532 560 665 760 1,064 1,330 1,520 2,128 2,660 5,320 and 10,640, with no remainder.
Since 10,640 cannot be divided by just 1 and 10,640, it is not a prime number.