Q: Is 1,242,730 a Prime Number?
A: No, 1,242,730 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 1242730 can be evenly divided by 1 2 5 10 151 302 755 823 1,510 1,646 4,115 8,230 124,273 248,546 621,365 and 1,242,730, with no remainder.
Since 1,242,730 cannot be divided by just 1 and 1,242,730, it is not a prime number.