Q: Is 7,819,440 a Composite Number?

Why is 7,819,440 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 7,819,440 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 31 40 48 60 62 80 93 120 124 155 186 240 248 310 372 465 496 620 744 930 1,051 1,240 1,488 1,860 2,102 2,480 3,153 3,720 4,204 5,255 6,306 7,440 8,408 10,510 12,612 15,765 16,816 21,020 25,224 31,530 32,581 42,040 50,448 63,060 65,162 84,080 97,743 126,120 130,324 162,905 195,486 252,240 260,648 325,810 390,972 488,715 521,296 651,620 781,944 977,430 1,303,240 1,563,888 1,954,860 2,606,480 3,909,720 and 7,819,440, with no remainder.

Since 7,819,440 cannot be divided by just 1 and 7,819,440, 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).