Q: Is 1,261,250 a Prime Number?
A: No, 1,261,250 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 1261250 can be evenly divided by 1 2 5 10 25 50 125 250 625 1,009 1,250 2,018 5,045 10,090 25,225 50,450 126,125 252,250 630,625 and 1,261,250, with no remainder.
Since 1,261,250 cannot be divided by just 1 and 1,261,250, it is not a prime number.