Q: Is 366,820 a Prime Number?
A: No, 366,820 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 366820 can be evenly divided by 1 2 4 5 10 20 18,341 36,682 73,364 91,705 183,410 and 366,820, with no remainder.
Since 366,820 cannot be divided by just 1 and 366,820, it is not a prime number.