Q: Is 21,235,992 a Composite Number?

Why is 21,235,992 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 21,235,992 can be evenly divided by 1 2 3 4 6 8 12 17 23 24 31 34 46 51 62 68 69 73 92 93 102 124 136 138 146 184 186 204 219 248 276 292 372 391 408 438 527 552 584 713 744 782 876 1,054 1,173 1,241 1,426 1,564 1,581 1,679 1,752 2,108 2,139 2,263 2,346 2,482 2,852 3,128 3,162 3,358 3,723 4,216 4,278 4,526 4,692 4,964 5,037 5,704 6,324 6,716 6,789 7,446 8,556 9,052 9,384 9,928 10,074 12,121 12,648 13,432 13,578 14,892 17,112 18,104 20,148 24,242 27,156 28,543 29,784 36,363 38,471 40,296 48,484 52,049 54,312 57,086 72,726 76,942 85,629 96,968 104,098 114,172 115,413 145,452 153,884 156,147 171,258 208,196 228,344 230,826 290,904 307,768 312,294 342,516 416,392 461,652 624,588 685,032 884,833 923,304 1,249,176 1,769,666 2,654,499 3,539,332 5,308,998 7,078,664 10,617,996 and 21,235,992, with no remainder.

Since 21,235,992 cannot be divided by just 1 and 21,235,992, 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).