Q: Is 135,680 a Prime Number?
A: No, 135,680 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 135680 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 53 64 80 106 128 160 212 256 265 320 424 512 530 640 848 1,060 1,280 1,696 2,120 2,560 3,392 4,240 6,784 8,480 13,568 16,960 27,136 33,920 67,840 and 135,680, with no remainder.
Since 135,680 cannot be divided by just 1 and 135,680, it is not a prime number.