Q: Is 242,193 a Prime Number?
A: No, 242,193 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 242193 can be evenly divided by 1 3 7 19 21 57 133 399 607 1,821 4,249 11,533 12,747 34,599 80,731 and 242,193, with no remainder.
Since 242,193 cannot be divided by just 1 and 242,193, it is not a prime number.