Q: Is 28,263,760 a Composite Number?

Why is 28,263,760 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 28,263,760 can be evenly divided by 1 2 4 5 7 8 10 14 16 20 28 35 40 41 56 70 80 82 112 140 164 205 280 287 328 410 560 574 656 820 1,148 1,231 1,435 1,640 2,296 2,462 2,870 3,280 4,592 4,924 5,740 6,155 8,617 9,848 11,480 12,310 17,234 19,696 22,960 24,620 34,468 43,085 49,240 50,471 68,936 86,170 98,480 100,942 137,872 172,340 201,884 252,355 344,680 353,297 403,768 504,710 689,360 706,594 807,536 1,009,420 1,413,188 1,766,485 2,018,840 2,826,376 3,532,970 4,037,680 5,652,752 7,065,940 14,131,880 and 28,263,760, with no remainder.

Since 28,263,760 cannot be divided by just 1 and 28,263,760, 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).