Q: Is 2,313,440 a Composite Number?

Why is 2,313,440 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 2,313,440 can be evenly divided by 1 2 4 5 8 10 16 19 20 32 38 40 76 80 95 152 160 190 304 380 608 760 761 1,520 1,522 3,040 3,044 3,805 6,088 7,610 12,176 14,459 15,220 24,352 28,918 30,440 57,836 60,880 72,295 115,672 121,760 144,590 231,344 289,180 462,688 578,360 1,156,720 and 2,313,440, with no remainder.

Since 2,313,440 cannot be divided by just 1 and 2,313,440, 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).