Q: Is 354,340 a Prime Number?
A: No, 354,340 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 354340 can be evenly divided by 1 2 4 5 7 10 14 20 28 35 70 140 2,531 5,062 10,124 12,655 17,717 25,310 35,434 50,620 70,868 88,585 177,170 and 354,340, with no remainder.
Since 354,340 cannot be divided by just 1 and 354,340, it is not a prime number.