Q: Is 117,820 a Prime Number?
A: No, 117,820 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 117820 can be evenly divided by 1 2 4 5 10 20 43 86 137 172 215 274 430 548 685 860 1,370 2,740 5,891 11,782 23,564 29,455 58,910 and 117,820, with no remainder.
Since 117,820 cannot be divided by just 1 and 117,820, it is not a prime number.