Q: Is 15,619,240 a Composite Number?

Why is 15,619,240 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 15,619,240 can be evenly divided by 1 2 4 5 7 8 10 13 14 20 26 28 35 40 49 52 56 65 70 91 98 104 130 140 182 196 245 260 280 364 392 455 490 520 613 637 728 910 980 1,226 1,274 1,820 1,960 2,452 2,548 3,065 3,185 3,640 4,291 4,904 5,096 6,130 6,370 7,969 8,582 12,260 12,740 15,938 17,164 21,455 24,520 25,480 30,037 31,876 34,328 39,845 42,910 55,783 60,074 63,752 79,690 85,820 111,566 120,148 150,185 159,380 171,640 223,132 240,296 278,915 300,370 318,760 390,481 446,264 557,830 600,740 780,962 1,115,660 1,201,480 1,561,924 1,952,405 2,231,320 3,123,848 3,904,810 7,809,620 and 15,619,240, with no remainder.

Since 15,619,240 cannot be divided by just 1 and 15,619,240, 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).