Q: Is 7,875,280 a Composite Number?

Why is 7,875,280 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 7,875,280 can be evenly divided by 1 2 4 5 7 8 10 14 16 20 28 35 40 41 49 56 70 80 82 98 112 140 164 196 205 245 280 287 328 343 392 410 490 560 574 656 686 784 820 980 1,148 1,372 1,435 1,640 1,715 1,960 2,009 2,296 2,401 2,744 2,870 3,280 3,430 3,920 4,018 4,592 4,802 5,488 5,740 6,860 8,036 9,604 10,045 11,480 12,005 13,720 14,063 16,072 19,208 20,090 22,960 24,010 27,440 28,126 32,144 38,416 40,180 48,020 56,252 70,315 80,360 96,040 98,441 112,504 140,630 160,720 192,080 196,882 225,008 281,260 393,764 492,205 562,520 787,528 984,410 1,125,040 1,575,056 1,968,820 3,937,640 and 7,875,280, with no remainder.

Since 7,875,280 cannot be divided by just 1 and 7,875,280, 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).