Q: Is 2,641,628 a Prime Number?
A: No, 2,641,628 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 2641628 can be evenly divided by 1 2 4 11 22 44 60,037 120,074 240,148 660,407 1,320,814 and 2,641,628, with no remainder.
Since 2,641,628 cannot be divided by just 1 and 2,641,628, it is not a prime number.