Q: Is 259,820 a Prime Number?
A: No, 259,820 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 259820 can be evenly divided by 1 2 4 5 10 11 20 22 44 55 110 220 1,181 2,362 4,724 5,905 11,810 12,991 23,620 25,982 51,964 64,955 129,910 and 259,820, with no remainder.
Since 259,820 cannot be divided by just 1 and 259,820, it is not a prime number.