Q: Is 18,477,648 a Composite Number?

Why is 18,477,648 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 18,477,648 can be evenly divided by 1 2 3 4 6 7 8 9 12 14 16 18 21 23 24 28 36 42 46 48 56 63 69 72 84 92 112 126 138 144 161 168 184 207 252 276 322 336 368 414 483 504 552 644 797 828 966 1,008 1,104 1,288 1,449 1,594 1,656 1,932 2,391 2,576 2,898 3,188 3,312 3,864 4,782 5,579 5,796 6,376 7,173 7,728 9,564 11,158 11,592 12,752 14,346 16,737 18,331 19,128 22,316 23,184 28,692 33,474 36,662 38,256 44,632 50,211 54,993 57,384 66,948 73,324 89,264 100,422 109,986 114,768 128,317 133,896 146,648 164,979 200,844 219,972 256,634 267,792 293,296 329,958 384,951 401,688 439,944 513,268 659,916 769,902 803,376 879,888 1,026,536 1,154,853 1,319,832 1,539,804 2,053,072 2,309,706 2,639,664 3,079,608 4,619,412 6,159,216 9,238,824 and 18,477,648, with no remainder.

Since 18,477,648 cannot be divided by just 1 and 18,477,648, 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).