Q: Is 6,666,672 a Prime Number?
A: No, 6,666,672 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 6666672 can be evenly divided by 1 2 3 4 6 8 12 16 24 48 138,889 277,778 416,667 555,556 833,334 1,111,112 1,666,668 2,222,224 3,333,336 and 6,666,672, with no remainder.
Since 6,666,672 cannot be divided by just 1 and 6,666,672, it is not a prime number.