Q: Is 161,216,748 a Composite Number?

Why is 161,216,748 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 161,216,748 can be evenly divided by 1 2 3 4 6 7 9 11 12 14 18 19 21 22 28 33 36 38 42 44 57 63 66 76 77 84 99 114 126 132 133 154 171 198 209 228 231 252 266 308 342 396 399 418 462 532 627 684 693 798 836 924 1,197 1,254 1,386 1,463 1,596 1,881 2,394 2,508 2,772 2,926 3,061 3,762 4,389 4,788 5,852 6,122 7,524 8,778 9,183 12,244 13,167 17,556 18,366 21,427 26,334 27,549 33,671 36,732 42,854 52,668 55,098 58,159 64,281 67,342 85,708 101,013 110,196 116,318 128,562 134,684 174,477 192,843 202,026 232,636 235,697 257,124 303,039 348,954 385,686 404,052 407,113 471,394 523,431 606,078 639,749 697,908 707,091 771,372 814,226 942,788 1,046,862 1,212,156 1,221,339 1,279,498 1,414,182 1,628,452 1,919,247 2,093,724 2,121,273 2,442,678 2,558,996 2,828,364 3,664,017 3,838,494 4,242,546 4,478,243 4,885,356 5,757,741 7,328,034 7,676,988 8,485,092 8,956,486 11,515,482 13,434,729 14,656,068 17,912,972 23,030,964 26,869,458 40,304,187 53,738,916 80,608,374 and 161,216,748, with no remainder.

Since 161,216,748 cannot be divided by just 1 and 161,216,748, 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).