Q: Is 387,770 a Prime Number?
A: No, 387,770 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 387770 can be evenly divided by 1 2 5 10 17 34 85 170 2,281 4,562 11,405 22,810 38,777 77,554 193,885 and 387,770, with no remainder.
Since 387,770 cannot be divided by just 1 and 387,770, it is not a prime number.