Q: Is 2,138,325 a Prime Number?
A: No, 2,138,325 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 2138325 can be evenly divided by 1 3 5 7 15 21 25 35 75 105 175 525 4,073 12,219 20,365 28,511 61,095 85,533 101,825 142,555 305,475 427,665 712,775 and 2,138,325, with no remainder.
Since 2,138,325 cannot be divided by just 1 and 2,138,325, it is not a prime number.