Q: Is 2,666,875 a Prime Number?
A: No, 2,666,875 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 2666875 can be evenly divided by 1 5 17 25 85 125 251 425 625 1,255 2,125 4,267 6,275 10,625 21,335 31,375 106,675 156,875 533,375 and 2,666,875, with no remainder.
Since 2,666,875 cannot be divided by just 1 and 2,666,875, it is not a prime number.