Q: Is 107,840 a Prime Number?
A: No, 107,840 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 107840 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 64 80 160 320 337 674 1,348 1,685 2,696 3,370 5,392 6,740 10,784 13,480 21,568 26,960 53,920 and 107,840, with no remainder.
Since 107,840 cannot be divided by just 1 and 107,840, it is not a prime number.