Q: Is 660,340 a Prime Number?
A: No, 660,340 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 660340 can be evenly divided by 1 2 4 5 10 20 137 241 274 482 548 685 964 1,205 1,370 2,410 2,740 4,820 33,017 66,034 132,068 165,085 330,170 and 660,340, with no remainder.
Since 660,340 cannot be divided by just 1 and 660,340, it is not a prime number.