Q: Is 2,042,145 a Composite Number?
A: Yes, 2,042,145 is a composite number.
The number 2,042,145 can be evenly divided by 1 3 5 7 9 15 21 27 35 45 63 105 135 189 315 945 2,161 6,483 10,805 15,127 19,449 32,415 45,381 58,347 75,635 97,245 136,143 226,905 291,735 408,429 680,715 and 2,042,145, with no remainder.
Since 2,042,145 cannot be divided by just 1 and 2,042,145, it is a composite number.