Q: Is 1,347,720 a Composite Number?

Why is 1,347,720 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 1,347,720 can be evenly divided by 1 2 3 4 5 6 8 10 11 12 15 20 22 24 30 33 40 44 55 60 66 88 110 120 132 165 220 264 330 440 660 1,021 1,320 2,042 3,063 4,084 5,105 6,126 8,168 10,210 11,231 12,252 15,315 20,420 22,462 24,504 30,630 33,693 40,840 44,924 56,155 61,260 67,386 89,848 112,310 122,520 134,772 168,465 224,620 269,544 336,930 449,240 673,860 and 1,347,720, with no remainder.

Since 1,347,720 cannot be divided by just 1 and 1,347,720, 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).