Q: Is 136,820 a Prime Number?
A: No, 136,820 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 136820 can be evenly divided by 1 2 4 5 10 20 6,841 13,682 27,364 34,205 68,410 and 136,820, with no remainder.
Since 136,820 cannot be divided by just 1 and 136,820, it is not a prime number.