Q: Is 1,620,428 a Composite Number?
A: Yes, 1,620,428 is a composite number.
The number 1,620,428 can be evenly divided by 1 2 4 193 386 772 2,099 4,198 8,396 405,107 810,214 and 1,620,428, with no remainder.
Since 1,620,428 cannot be divided by just 1 and 1,620,428, it is a composite number.