Q: Is 3,189,720 a Composite Number?

Why is 3,189,720 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 3,189,720 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 19 20 24 30 38 40 57 60 76 95 114 120 152 190 228 285 380 456 570 760 1,140 1,399 2,280 2,798 4,197 5,596 6,995 8,394 11,192 13,990 16,788 20,985 26,581 27,980 33,576 41,970 53,162 55,960 79,743 83,940 106,324 132,905 159,486 167,880 212,648 265,810 318,972 398,715 531,620 637,944 797,430 1,063,240 1,594,860 and 3,189,720, with no remainder.

Since 3,189,720 cannot be divided by just 1 and 3,189,720, 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).