Q: Is 878,890 a Prime Number?
A: No, 878,890 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 878890 can be evenly divided by 1 2 5 10 179 358 491 895 982 1,790 2,455 4,910 87,889 175,778 439,445 and 878,890, with no remainder.
Since 878,890 cannot be divided by just 1 and 878,890, it is not a prime number.