Q: Is 243,402 a Prime Number?
A: No, 243,402 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 243402 can be evenly divided by 1 2 3 6 113 226 339 359 678 718 1,077 2,154 40,567 81,134 121,701 and 243,402, with no remainder.
Since 243,402 cannot be divided by just 1 and 243,402, it is not a prime number.