Q: Is 18,400,928 a Composite Number?

Why is 18,400,928 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 18,400,928 can be evenly divided by 1 2 4 7 8 13 14 16 26 28 32 52 56 71 89 91 104 112 142 178 182 208 224 284 356 364 416 497 568 623 712 728 923 994 1,136 1,157 1,246 1,424 1,456 1,846 1,988 2,272 2,314 2,492 2,848 2,912 3,692 3,976 4,628 4,984 6,319 6,461 7,384 7,952 8,099 9,256 9,968 12,638 12,922 14,768 15,904 16,198 18,512 19,936 25,276 25,844 29,536 32,396 37,024 44,233 50,552 51,688 64,792 82,147 88,466 101,104 103,376 129,584 164,294 176,932 202,208 206,752 259,168 328,588 353,864 575,029 657,176 707,728 1,150,058 1,314,352 1,415,456 2,300,116 2,628,704 4,600,232 9,200,464 and 18,400,928, with no remainder.

Since 18,400,928 cannot be divided by just 1 and 18,400,928, 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).