Q: Is 1,750,875 a Composite Number?

Why is 1,750,875 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 1,750,875 can be evenly divided by 1 3 5 7 15 21 23 25 29 35 69 75 87 105 115 125 145 161 175 203 345 375 435 483 525 575 609 667 725 805 875 1,015 1,725 2,001 2,175 2,415 2,625 2,875 3,045 3,335 3,625 4,025 4,669 5,075 8,625 10,005 10,875 12,075 14,007 15,225 16,675 20,125 23,345 25,375 50,025 60,375 70,035 76,125 83,375 116,725 250,125 350,175 583,625 and 1,750,875, with no remainder.

Since 1,750,875 cannot be divided by just 1 and 1,750,875, 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).