Q: Is 2,175,888 a Composite Number?

Why is 2,175,888 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 2,175,888 can be evenly divided by 1 2 3 4 6 8 11 12 13 16 22 24 26 33 39 44 48 52 66 78 88 104 132 143 156 176 208 264 286 312 317 429 528 572 624 634 858 951 1,144 1,268 1,716 1,902 2,288 2,536 3,432 3,487 3,804 4,121 5,072 6,864 6,974 7,608 8,242 10,461 12,363 13,948 15,216 16,484 20,922 24,726 27,896 32,968 41,844 45,331 49,452 55,792 65,936 83,688 90,662 98,904 135,993 167,376 181,324 197,808 271,986 362,648 543,972 725,296 1,087,944 and 2,175,888, with no remainder.

Since 2,175,888 cannot be divided by just 1 and 2,175,888, 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).