18009550801998

Names of 18009550801998

• Cardinal: 18009550801998 can be written as Eighteen trillion, nine billion, five hundred fifty million, eight hundred one thousand, nine hundred ninety-eight.

Scientific notation

• Scientific notation: 1.8009550801998 × 10¹³

Factors of 18009550801998

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 5149

Divisors of 18009550801998

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 6 7 9 14 17 18 19 21 27 34 38 42 49 51 54 57 63 81 98 102 114 119 126 133 147 153 162 171 189 238 243 266 289 294 306 323 342 357 378 399 441 459 486 513 567 578 646 714 729 798 833 867 882 918 931 969 1026 1071 1134 1197 1323 1377 1458 1539 1666 1701 1734 1862 1938 2023 2142 2187 2261 2394 2499 2601 2646 2754 2793 2907 3078 3213 3402 3591 3969 4046 4131 4374 4522 4617 4998 5101 5103 5202 5491 5586 5814 6069 6426 6561 6783 7182 7497 7803 7938 8262 8379 8721 9234 9639 10202 10206 10773 10982 11907 12138 12393 13122 13566 13851 14161 14994 15303 15309 15606 15827 16473 16758 17442 18207 19278 20349 21546 22491 23409 23814 24786 25137 26163 27702 28322 28917 30606 30618 31654 32319 32946 35707 35721 36414 37179 38437 40698 41553 42483 44982 45909 45927 46818 47481 49419 50274 52326 54621 57834 61047 64638 67473 70227 71414 71442 74358 75411 76874 78489 83106 84966 86717 86751 91818 91854 94962 96919 96957 98838 107121 107163 109242 111537 115311 122094 124659 127449 134946 137727 140454 142443 148257 150822 156978 163863 173434 173502 183141 193838 193914 202419 210681 214242 214326 223074 226233 230622 235467 249318 249949 254898 260151 260253 269059 275454 284886 290757 290871 296514 321363 321489 327726 345933 366282 382347 404838 413181 421362 427329 444771 452466 470934 491589 499898 520302 520506 538118 549423 581514 581742 607019 607257 632043 642726 642978 678433 678699 691866 706401 749847 764694 780453 780759 807177 826362 854658 872271 872613 889542 964089 983178 1037799 1098846 1147041 1214038 1214514 1239543 1264086 1281987 1334313 1356866 1357398 1412802 1474189 1474767 1499694 1560906 1561518 1614354 1647623 1648269 1744542 1745226 1821057 1821771 1896129 1928178 2035299 2036097 2075598 2119203 2249541 2294082 2341359 2421531 2479086 2563974 2616813 2668626 2892267 2948378 2949534 3113397 3295246 3296538 3441123 3642114 3643542 3718629 3792258 3845961 4002939 4070598 4072194 4238406 4249133 4422567 4424301 4499082 4682718 4749031 4843062 4942869 4944807 5233626 5463171 5465313 5784534 6105897 6108291 6226794 6748623 6882246 7024077 7264593 7437258 7691922 7850439 8005878 8498266 8676801 8845134 8848602 9340191 9498062 9885738 9889614 10319323 10323369 10926342 10930626 11155887 11533361 11537883 12008817 12211794 12216582 12747399 13267701 13272903 13497246 14048154 14247093 14529186 14828607 14834421 15700878 16389513 17353602 18317691 18680382 20245869 20638646 20646738 21072231 21793779 22311774 23066722 23075766 23551317 24017634 25494798 26030403 26535402 26545806 28009591 28020573 28494186 29657214 29668842 30957969 30970107 32779026 33467661 34600083 34613649 36026451 36635382 38242197 39803103 40491738 42144462 42741279 43587558 44485821 47102634 49168539 52060806 54953073 56019182 56041146 60737607 61915938 61940214 63216693 65381337 66935322 69200166 69227298 70653951 72052902 72235261 76484394 78091209 79606206 80733527 84028773 84061719 85482558 88971642 92873907 92910321 98337078 103800249 103840947 109906146 114726591 119409309 121475214 126433386 128223837 130762674 133457463 141307902 144470522 147505617 156182418 161467054 164859219 168057546 168123438 182212821 185747814 185820642 189650079 196067137 196144011 207600498 207681894 211961853 216705783 229453182 234273627 238818618 242200581 252086319 252185157 256447674 266914926 278621721 295011234 311400747 329718438 344179773 358227927 364425642 379300158 384671511 392134274 392288022 400372389 423923706 433411566 442516851 468547254 484401162 494577657 504172638 504370314 546638463 557243442 568950237 588201411 588432033 622801494 635885559 650117349 688359546 716455854 726601743 756258957 769343022 800744778 835865163 885033702 934202241 989155314 1032539319 1074683781 1093276926 1137900474 1154014533 1176402822 1176864066 1201117167 1271771118 1300234698 1327550553 1372469959 1453203486 1483732971 1512517914 1639915389 1671730326 1764604233 1765296099 1868404482 1950352047 2065078638 2149367562 2179805229 2268776871 2308029066 2402234334 2507595489 2655101106 2744939918 2802606723 2967465942 3097617957 3224051343 3279830778 3462043599 3529208466 3530592198 3603351501 3900704094 3982651659 4117409877 4359610458 4451198913 4537553742 5015190978 5293812699 5605213446 5851056141 6195235914 6448102686 6539415687 6806330613 6924087198 7206703002 7522786467 7965303318 8234819754 8407820169 8902397826 9292853871 9672154029 10386130797 10587625398 10810054503 11702112282 12352229631 13078831374 13612661226 15045572934 15881438097 16815640338 17553168423 18585707742 19344308058 19618247061 20418991839 20772261594 21620109006 22568359401 24704459262 25223460507 27878561613 31158392391 31762876194 35106336846 37056688893 39236494122 40837983678 45136718802 47644314291 50446921014 52659505269 55757123226 58854741183 61256975517 62316784782 67705078203 74113377786 75670381521 95288628582 105319010538 111170066679 117709482366 122513951034 135410156406 142932942873 151340763042 157978515807 176564223549 183770926551 222340133358 285865885746 315957031614 333510200037 353128447098 367541853102 428798828619 473935547421 529692670647 667020400074 857597657238 947871094842 1000530600111 1059385341294 1286396485857 2001061200222 2572792971714 3001591800333 6003183600666 9004775400999 18009550801998
• Sum of all divisors σ(n): 52716208573080
• Sum of proper divisors (its aliquot sum) s(n): 34706657771082
• 18009550801998 is an abundant number, because the sum of its proper divisors (34706657771082) is greater than itself. Its abundance is 16697106969084

Bases of 18009550801998

• Binary: 100000110000100101100111000001100110001001110₂
• Hexadecimal: 0x10612CE0CC4E
• Base-36: 6DTH1JYVI

Squares and roots of 18009550801998

• 18009550801998 squared (18009550801998²) is 324343920089746805000792004
• 18009550801998 cubed (18009550801998³) is 5841288306175474796138771752663385623992
• The square root of 18009550801998 is 4243766.1106613781
• The cube root of 18009550801998 is 26212.0483414303

Scales and comparisons

• 18,009,550,801,998 seconds is equal to 572,648 years, 3 days, 33 minutes, 18 seconds.
• To count from 1 to 18,009,550,801,998 would take you about one million, four hundred thirty-one thousand, six hundred twenty 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 18009550801998 cubic inches would be around 2184.3 feet tall.

Recreational maths with 18009550801998

• 18009550801998 backwards is 89910805590081
• 18009550801998 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18009550801998's digits is 63
• More coming soon!