Q: Is 16,689,888 a Composite Number?

Why is 16,689,888 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 16,689,888 can be evenly divided by 1 2 3 4 6 8 9 12 16 18 24 27 32 36 47 48 54 72 81 94 96 108 137 141 144 162 188 216 274 282 288 324 376 411 423 432 548 564 648 752 822 846 864 1,096 1,128 1,233 1,269 1,296 1,504 1,644 1,692 2,192 2,256 2,466 2,538 2,592 3,288 3,384 3,699 3,807 4,384 4,512 4,932 5,076 6,439 6,576 6,768 7,398 7,614 9,864 10,152 11,097 12,878 13,152 13,536 14,796 15,228 19,317 19,728 20,304 22,194 25,756 29,592 30,456 38,634 39,456 40,608 44,388 51,512 57,951 59,184 60,912 77,268 88,776 103,024 115,902 118,368 121,824 154,536 173,853 177,552 206,048 231,804 309,072 347,706 355,104 463,608 521,559 618,144 695,412 927,216 1,043,118 1,390,824 1,854,432 2,086,236 2,781,648 4,172,472 5,563,296 8,344,944 and 16,689,888, with no remainder.

Since 16,689,888 cannot be divided by just 1 and 16,689,888, 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).