Q: Is 381,875 a Prime Number?
A: No, 381,875 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 381875 can be evenly divided by 1 5 13 25 47 65 125 235 325 611 625 1,175 1,625 3,055 5,875 8,125 15,275 29,375 76,375 and 381,875, with no remainder.
Since 381,875 cannot be divided by just 1 and 381,875, it is not a prime number.