Q: Is 743,138 a Prime Number?
A: No, 743,138 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 743138 can be evenly divided by 1 2 11 17 22 34 187 374 1,987 3,974 21,857 33,779 43,714 67,558 371,569 and 743,138, with no remainder.
Since 743,138 cannot be divided by just 1 and 743,138, it is not a prime number.