Q: Is 6,680,000 a Prime Number?
A: No, 6,680,000 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 6680000 can be evenly divided by 1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 125 160 167 200 250 320 334 400 500 625 668 800 835 1,000 1,250 1,336 1,600 1,670 2,000 2,500 2,672 3,340 4,000 4,175 5,000 5,344 6,680 8,000 8,350 10,000 10,688 13,360 16,700 20,000 20,875 26,720 33,400 40,000 41,750 53,440 66,800 83,500 104,375 133,600 167,000 208,750 267,200 334,000 417,500 668,000 835,000 1,336,000 1,670,000 3,340,000 and 6,680,000, with no remainder.
Since 6,680,000 cannot be divided by just 1 and 6,680,000, it is not a prime number.