Q: Is 3,147,900 a Composite Number?

Why is 3,147,900 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 3,147,900 can be evenly divided by 1 2 3 4 5 6 7 10 12 14 15 20 21 25 28 30 35 42 50 60 70 75 84 100 105 140 150 175 210 300 350 420 525 700 1,050 1,499 2,100 2,998 4,497 5,996 7,495 8,994 10,493 14,990 17,988 20,986 22,485 29,980 31,479 37,475 41,972 44,970 52,465 62,958 74,950 89,940 104,930 112,425 125,916 149,900 157,395 209,860 224,850 262,325 314,790 449,700 524,650 629,580 786,975 1,049,300 1,573,950 and 3,147,900, with no remainder.

Since 3,147,900 cannot be divided by just 1 and 3,147,900, 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).