Q: Is 7,845,075 a Composite Number?

Why is 7,845,075 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 7,845,075 can be evenly divided by 1 3 5 7 9 15 17 21 25 35 45 51 63 75 85 105 119 153 175 225 255 293 315 357 425 525 595 765 879 1,071 1,275 1,465 1,575 1,785 2,051 2,637 2,975 3,825 4,395 4,981 5,355 6,153 7,325 8,925 10,255 13,185 14,943 18,459 21,975 24,905 26,775 30,765 34,867 44,829 51,275 65,925 74,715 92,295 104,601 124,525 153,825 174,335 224,145 313,803 373,575 461,475 523,005 871,675 1,120,725 1,569,015 2,615,025 and 7,845,075, with no remainder.

Since 7,845,075 cannot be divided by just 1 and 7,845,075, 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).