Q: Is 804,878 a Prime Number?
A: No, 804,878 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 804878 can be evenly divided by 1 2 19 38 59 118 359 718 1,121 2,242 6,821 13,642 21,181 42,362 402,439 and 804,878, with no remainder.
Since 804,878 cannot be divided by just 1 and 804,878, it is not a prime number.