Q: Is 423,742 a Prime Number?
A: No, 423,742 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 423742 can be evenly divided by 1 2 11 17 22 34 103 121 187 206 242 374 1,133 1,751 2,057 2,266 3,502 4,114 12,463 19,261 24,926 38,522 211,871 and 423,742, with no remainder.
Since 423,742 cannot be divided by just 1 and 423,742, it is not a prime number.