Q: Is 1,257,260 a Prime Number?
A: No, 1,257,260 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 1257260 can be evenly divided by 1 2 4 5 10 20 37 74 148 185 370 740 1,699 3,398 6,796 8,495 16,990 33,980 62,863 125,726 251,452 314,315 628,630 and 1,257,260, with no remainder.
Since 1,257,260 cannot be divided by just 1 and 1,257,260, it is not a prime number.