Q: Is 248,409 a Prime Number?
A: No, 248,409 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 248409 can be evenly divided by 1 3 7 9 21 63 3,943 11,829 27,601 35,487 82,803 and 248,409, with no remainder.
Since 248,409 cannot be divided by just 1 and 248,409, it is not a prime number.