Q: Is 2,753,478 a Composite Number?

Why is 2,753,478 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 2,753,478 can be evenly divided by 1 2 3 6 7 9 13 14 18 21 26 39 41 42 63 78 82 91 117 123 126 182 234 246 273 287 369 533 546 574 738 819 861 1,066 1,599 1,638 1,681 1,722 2,583 3,198 3,362 3,731 4,797 5,043 5,166 7,462 9,594 10,086 11,193 11,767 15,129 21,853 22,386 23,534 30,258 33,579 35,301 43,706 65,559 67,158 70,602 105,903 131,118 152,971 196,677 211,806 305,942 393,354 458,913 917,826 1,376,739 and 2,753,478, with no remainder.

Since 2,753,478 cannot be divided by just 1 and 2,753,478, 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).