Q: Is 248,780 a Prime Number?
A: No, 248,780 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 248780 can be evenly divided by 1 2 4 5 7 10 14 20 28 35 70 140 1,777 3,554 7,108 8,885 12,439 17,770 24,878 35,540 49,756 62,195 124,390 and 248,780, with no remainder.
Since 248,780 cannot be divided by just 1 and 248,780, it is not a prime number.