Q: Is 378,750 a Prime Number?
A: No, 378,750 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 378750 can be evenly divided by 1 2 3 5 6 10 15 25 30 50 75 101 125 150 202 250 303 375 505 606 625 750 1,010 1,250 1,515 1,875 2,525 3,030 3,750 5,050 7,575 12,625 15,150 25,250 37,875 63,125 75,750 126,250 189,375 and 378,750, with no remainder.
Since 378,750 cannot be divided by just 1 and 378,750, it is not a prime number.