Q: Is 1,685,100 a Composite Number?

Why is 1,685,100 a composite number?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number.

The number 1,685,100 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 25 30 41 50 60 75 82 100 123 137 150 164 205 246 274 300 410 411 492 548 615 685 820 822 1,025 1,230 1,370 1,644 2,050 2,055 2,460 2,740 3,075 3,425 4,100 4,110 5,617 6,150 6,850 8,220 10,275 11,234 12,300 13,700 16,851 20,550 22,468 28,085 33,702 41,100 56,170 67,404 84,255 112,340 140,425 168,510 280,850 337,020 421,275 561,700 842,550 and 1,685,100, with no remainder.

Since 1,685,100 cannot be divided by just 1 and 1,685,100, it is a composite number.

More Examples

• All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).