Q: Is 134,720 a Prime Number?
A: No, 134,720 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 134720 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 64 80 160 320 421 842 1,684 2,105 3,368 4,210 6,736 8,420 13,472 16,840 26,944 33,680 67,360 and 134,720, with no remainder.
Since 134,720 cannot be divided by just 1 and 134,720, it is not a prime number.