Q: Is 3,271,440 a Composite Number?

Why is 3,271,440 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 3,271,440 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 43 48 60 80 86 120 129 172 215 240 258 317 344 430 516 634 645 688 860 951 1,032 1,268 1,290 1,585 1,720 1,902 2,064 2,536 2,580 3,170 3,440 3,804 4,755 5,072 5,160 6,340 7,608 9,510 10,320 12,680 13,631 15,216 19,020 25,360 27,262 38,040 40,893 54,524 68,155 76,080 81,786 109,048 136,310 163,572 204,465 218,096 272,620 327,144 408,930 545,240 654,288 817,860 1,090,480 1,635,720 and 3,271,440, with no remainder.

Since 3,271,440 cannot be divided by just 1 and 3,271,440, 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).