Q: Is 123,550 a Prime Number?
A: No, 123,550 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 123550 can be evenly divided by 1 2 5 7 10 14 25 35 50 70 175 350 353 706 1,765 2,471 3,530 4,942 8,825 12,355 17,650 24,710 61,775 and 123,550, with no remainder.
Since 123,550 cannot be divided by just 1 and 123,550, it is not a prime number.