Q: Is 3,313,280 a Composite Number?

Why is 3,313,280 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 3,313,280 can be evenly divided by 1 2 4 5 8 10 16 20 31 32 40 62 64 80 124 128 155 160 167 248 310 320 334 496 620 640 668 835 992 1,240 1,336 1,670 1,984 2,480 2,672 3,340 3,968 4,960 5,177 5,344 6,680 9,920 10,354 10,688 13,360 19,840 20,708 21,376 25,885 26,720 41,416 51,770 53,440 82,832 103,540 106,880 165,664 207,080 331,328 414,160 662,656 828,320 1,656,640 and 3,313,280, with no remainder.

Since 3,313,280 cannot be divided by just 1 and 3,313,280, 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).