Q: Is 2,172,375 a Composite Number?
A: Yes, 2,172,375 is a composite number.
The number 2,172,375 can be evenly divided by 1 3 5 9 15 25 45 75 125 225 375 1,125 1,931 5,793 9,655 17,379 28,965 48,275 86,895 144,825 241,375 434,475 724,125 and 2,172,375, with no remainder.
Since 2,172,375 cannot be divided by just 1 and 2,172,375, it is a composite number.