Q: Is 1,997,748 a Prime Number?
A: No, 1,997,748 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 1997748 can be evenly divided by 1 2 3 4 6 9 12 18 36 211 263 422 526 633 789 844 1,052 1,266 1,578 1,899 2,367 2,532 3,156 3,798 4,734 7,596 9,468 55,493 110,986 166,479 221,972 332,958 499,437 665,916 998,874 and 1,997,748, with no remainder.
Since 1,997,748 cannot be divided by just 1 and 1,997,748, it is not a prime number.