Q: Is 209,825 a Prime Number?
A: No, 209,825 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 209825 can be evenly divided by 1 5 7 11 25 35 55 77 109 175 275 385 545 763 1,199 1,925 2,725 3,815 5,995 8,393 19,075 29,975 41,965 and 209,825, with no remainder.
Since 209,825 cannot be divided by just 1 and 209,825, it is not a prime number.