Q: Is 1,380,125 a Prime Number?
A: No, 1,380,125 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 1380125 can be evenly divided by 1 5 25 61 125 181 305 905 1,525 4,525 7,625 11,041 22,625 55,205 276,025 and 1,380,125, with no remainder.
Since 1,380,125 cannot be divided by just 1 and 1,380,125, it is not a prime number.