Q: Is 2,641,340 a Prime Number?
A: No, 2,641,340 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 2641340 can be evenly divided by 1 2 4 5 10 13 20 26 52 65 130 260 10,159 20,318 40,636 50,795 101,590 132,067 203,180 264,134 528,268 660,335 1,320,670 and 2,641,340, with no remainder.
Since 2,641,340 cannot be divided by just 1 and 2,641,340, it is not a prime number.