Q: Is 7,947,500 a Composite Number?

Why is 7,947,500 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 7,947,500 can be evenly divided by 1 2 4 5 10 11 17 20 22 25 34 44 50 55 68 85 100 110 125 170 187 220 250 275 289 340 374 425 500 550 578 625 748 850 935 1,100 1,156 1,250 1,375 1,445 1,700 1,870 2,125 2,500 2,750 2,890 3,179 3,740 4,250 4,675 5,500 5,780 6,358 6,875 7,225 8,500 9,350 10,625 12,716 13,750 14,450 15,895 18,700 21,250 23,375 27,500 28,900 31,790 36,125 42,500 46,750 63,580 72,250 79,475 93,500 116,875 144,500 158,950 180,625 233,750 317,900 361,250 397,375 467,500 722,500 794,750 1,589,500 1,986,875 3,973,750 and 7,947,500, with no remainder.

Since 7,947,500 cannot be divided by just 1 and 7,947,500, 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).