Q: Is 243,248 a Prime Number?
A: No, 243,248 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 243248 can be evenly divided by 1 2 4 8 16 23 46 92 184 368 661 1,322 2,644 5,288 10,576 15,203 30,406 60,812 121,624 and 243,248, with no remainder.
Since 243,248 cannot be divided by just 1 and 243,248, it is not a prime number.