Q: Is 343,040 a Prime Number?
A: No, 343,040 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 343040 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 64 67 80 128 134 160 256 268 320 335 512 536 640 670 1,024 1,072 1,280 1,340 2,144 2,560 2,680 4,288 5,120 5,360 8,576 10,720 17,152 21,440 34,304 42,880 68,608 85,760 171,520 and 343,040, with no remainder.
Since 343,040 cannot be divided by just 1 and 343,040, it is not a prime number.