Q: Is 1,241,550 a Composite Number?

Why is 1,241,550 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 1,241,550 can be evenly divided by 1 2 3 5 6 9 10 15 18 25 30 31 45 50 62 75 89 90 93 150 155 178 186 225 267 279 310 445 450 465 534 558 775 801 890 930 1,335 1,395 1,550 1,602 2,225 2,325 2,670 2,759 2,790 4,005 4,450 4,650 5,518 6,675 6,975 8,010 8,277 13,350 13,795 13,950 16,554 20,025 24,831 27,590 40,050 41,385 49,662 68,975 82,770 124,155 137,950 206,925 248,310 413,850 620,775 and 1,241,550, with no remainder.

Since 1,241,550 cannot be divided by just 1 and 1,241,550, 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).