Q: Is 1,250,840 a Prime Number?
A: No, 1,250,840 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 1250840 can be evenly divided by 1 2 4 5 8 10 20 40 31,271 62,542 125,084 156,355 250,168 312,710 625,420 and 1,250,840, with no remainder.
Since 1,250,840 cannot be divided by just 1 and 1,250,840, it is not a prime number.