18198445005

Names of 18198445005

• Cardinal: 18198445005 can be written as Eighteen billion, one hundred ninety-eight million, four hundred forty-five thousand and five.

Scientific notation

• Scientific notation: 1.8198445005 × 10¹⁰

Factors of 18198445005

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 231

Divisors of 18198445005

• Number of divisors d(n): 288
• Complete list of divisors:
  1 3 5 9 13 15 17 19 37 39 45 51 57 65 85 95 111 117 137 153 171 185 195 221 247 255 285 323 333 361 411 481 555 585 629 663 685 703 741 765 855 969 1083 1105 1233 1235 1443 1615 1665 1781 1805 1887 1989 2055 2109 2223 2329 2405 2603 2907 3145 3249 3315 3515 3705 4199 4329 4693 4845 5069 5343 5415 5661 6137 6165 6327 6987 7215 7809 8177 8905 9139 9435 9945 10545 11115 11645 11951 12597 13015 13357 14079 14535 15207 16029 16245 18411 20961 20995 21645 23427 23465 24531 25345 26715 27417 28305 30277 30685 31635 33839 34935 35853 37791 39045 40071 40885 42237 44251 45621 45695 49457 55233 59755 62985 65897 66785 70395 73593 76035 79781 80145 82251 86173 90831 92055 96311 101517 104805 107559 117135 120213 122655 132753 137085 148371 151385 155363 169195 173641 179265 188955 197691 200355 211185 221255 227069 228105 239343 247285 258519 272493 276165 288933 304551 329485 367965 398259 398905 411255 430865 445113 454155 466089 481555 507585 520923 537795 575263 593073 601065 642941 663765 681207 718029 741855 775557 776815 840769 866799 868205 988455 1120249 1135345 1196715 1252043 1292595 1362465 1398267 1444665 1522755 1562769 1637287 1725789 1829909 1928823 1991295 2043621 2225565 2330445 2522307 2604615 2876315 2951897 2965365 3214705 3360747 3406035 3590145 3756129 3877785 4203845 4333995 4911861 5177367 5489727 5601245 5786469 6260215 6991335 7566921 7813845 8186435 8628945 8855691 9149545 9644115 10082241 10218105 10929997 11268387 12611535 14735583 14759485 16469181 16803735 18780645 21284731 23788817 24559305 25886835 26567073 27448635 28932345 31108453 32789991 37834605 44278455 50411205 54649985 56341935 63854193 71366451 73677915 82345905 93325359 98369973 106423655 118944085 132835365 155542265 163949955 191562579 214099353 279976077 319270965 356832255 404409889 466626795 491849865 957812895 1070496765 1213229667 1399880385 2022049445 3639689001 6066148335 18198445005
• Sum of all divisors σ(n): 39271980384
• Sum of proper divisors (its aliquot sum) s(n): 21073535379
• 18198445005 is an abundant number, because the sum of its proper divisors (21073535379) is greater than itself. Its abundance is 2875090374

Bases of 18198445005

• Binary: 10000111100101101100011101111001101₂
• Hexadecimal: 0x43CB63BCD
• Base-36: 8CYVU19

Squares and roots of 18198445005

• 18198445005 squared (18198445005²) is 331183400600009450025
• 18198445005 cubed (18198445005³) is 6027022902388155978760258375125
• The square root of 18198445005 is 134901.6123143085
• The cube root of 18198445005 is 2630.3371986413

Scales and comparisons

• 18,198,445,005 seconds is equal to 578 years, 34 weeks, 3 hours, 36 minutes, 45 seconds.
• To count from 1 to 18,198,445,005 would take you about one thousand, one hundred fifty-seven years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 18198445005 cubic inches would be around 219.2 feet tall.

Recreational maths with 18198445005

• 18198445005 backwards is 50054489181
• 18198445005 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18198445005's digits is 45
• More coming soon!