Q: Is 55,820 a Prime Number?
A: No, 55,820 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 55820 can be evenly divided by 1 2 4 5 10 20 2,791 5,582 11,164 13,955 27,910 and 55,820, with no remainder.
Since 55,820 cannot be divided by just 1 and 55,820, it is not a prime number.