Q: Is 20,874 a Prime Number?
A: No, 20,874 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 20874 can be evenly divided by 1 2 3 6 7 14 21 42 49 71 98 142 147 213 294 426 497 994 1,491 2,982 3,479 6,958 10,437 and 20,874, with no remainder.
Since 20,874 cannot be divided by just 1 and 20,874, it is not a prime number.