Q: Is 879,400 a Prime Number?
A: No, 879,400 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 879400 can be evenly divided by 1 2 4 5 8 10 20 25 40 50 100 200 4,397 8,794 17,588 21,985 35,176 43,970 87,940 109,925 175,880 219,850 439,700 and 879,400, with no remainder.
Since 879,400 cannot be divided by just 1 and 879,400, it is not a prime number.