Q: Is 2,009,775 a Prime Number?
A: No, 2,009,775 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 2009775 can be evenly divided by 1 3 5 15 25 75 127 211 381 633 635 1,055 1,905 3,165 3,175 5,275 9,525 15,825 26,797 80,391 133,985 401,955 669,925 and 2,009,775, with no remainder.
Since 2,009,775 cannot be divided by just 1 and 2,009,775, it is not a prime number.