Q: Is 878,080 a Composite Number?

Why is 878,080 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 878,080 can be evenly divided by 1 2 4 5 7 8 10 14 16 20 28 32 35 40 49 56 64 70 80 98 112 128 140 160 196 224 245 256 280 320 343 392 448 490 512 560 640 686 784 896 980 1,120 1,280 1,372 1,568 1,715 1,792 1,960 2,240 2,560 2,744 3,136 3,430 3,584 3,920 4,480 5,488 6,272 6,860 7,840 8,960 10,976 12,544 13,720 15,680 17,920 21,952 25,088 27,440 31,360 43,904 54,880 62,720 87,808 109,760 125,440 175,616 219,520 439,040 and 878,080, with no remainder.

Since 878,080 cannot be divided by just 1 and 878,080, 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).