Q: Is 2,887,240 a Composite Number?

Why is 2,887,240 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 2,887,240 can be evenly divided by 1 2 4 5 8 10 19 20 29 38 40 58 76 95 116 131 145 152 190 232 262 290 380 524 551 580 655 760 1,048 1,102 1,160 1,310 2,204 2,489 2,620 2,755 3,799 4,408 4,978 5,240 5,510 7,598 9,956 11,020 12,445 15,196 18,995 19,912 22,040 24,890 30,392 37,990 49,780 72,181 75,980 99,560 144,362 151,960 288,724 360,905 577,448 721,810 1,443,620 and 2,887,240, with no remainder.

Since 2,887,240 cannot be divided by just 1 and 2,887,240, 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).