Q: Is 378,800 a Prime Number?
A: No, 378,800 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 378800 can be evenly divided by 1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 947 1,894 3,788 4,735 7,576 9,470 15,152 18,940 23,675 37,880 47,350 75,760 94,700 189,400 and 378,800, with no remainder.
Since 378,800 cannot be divided by just 1 and 378,800, it is not a prime number.