18106818703918208

Names of 18106818703918208

• Cardinal: 18106818703918208 can be written as Eighteen quadrillion, one hundred six trillion, eight hundred eighteen billion, seven hundred three million, nine hundred eighteen thousand, two hundred eight.

Scientific notation

• Scientific notation: 1.8106818703918208 × 10¹⁶

Factors of 18106818703918208

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 271

Divisors of 18106818703918208

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 4 8 11 16 17 22 32 34 44 64 68 88 121 128 136 176 187 241 242 272 289 352 374 482 484 544 578 704 748 964 968 1088 1156 1408 1496 1928 1936 2057 2176 2312 2651 2992 3179 3856 3872 4097 4114 4624 4913 5302 5984 6358 7712 7744 8194 8228 9248 9826 10604 11968 12716 15424 15488 16388 16456 18496 19652 21208 23936 25432 29161 30848 32776 32912 34969 36992 39304 42416 45067 50864 54043 58081 58322 65552 65824 69649 69938 78608 83521 84832 90134 101728 108086 116162 116644 131104 131648 139298 139876 157216 167042 169664 180268 203456 216172 232324 233288 262208 263296 278596 279752 314432 334084 339328 360536 406912 432344 464648 466576 495737 524416 557192 559504 594473 628864 638891 668168 721072 766139 864688 918731 929296 933152 987377 991474 1114384 1119008 1184033 1188946 1277782 1336336 1442144 1532278 1729376 1837462 1858592 1866304 1974754 1982948 2228768 2238016 2368066 2377892 2555564 2672672 2884288 3064556 3458752 3674924 3717184 3732608 3949508 3965896 4457536 4476032 4736132 4755784 5111128 5345344 5768576 6129112 6917504 7027801 7349848 7434368 7899016 7931792 8427529 8915072 9472264 9511568 10106041 10222256 10690688 10861147 12258224 13024363 13997521 14055602 14699696 15798032 15863584 16785409 16855058 18944528 19023136 20128561 20212082 20444512 21722294 24516448 26048726 27995042 28111204 29399392 31596064 31727168 33570818 33710116 37889056 38046272 40257122 40424164 40889024 43444588 49032896 52097452 55990084 56222408 58798784 63192128 63454336 67141636 67420232 75778112 76092544 80514244 80848328 81778048 86889176 98065792 104194904 111980168 112444816 117597568 119472617 126384256 134283272 134840464 143267993 151556224 153972731 161028488 161696656 173778352 184639499 208389808 221414171 223960336 224889632 237957857 238945234 268566544 269680928 285351953 286535986 307945462 322056976 323393312 347556704 369278998 416779616 442828342 447920672 449779264 475915714 477890468 537133088 539361856 570703906 573071972 615890924 644113952 646786624 695113408 738557996 833559232 885656684 895841344 899558528 951831428 955780936 1074266176 1078723712 1141407812 1146143944 1231781848 1288227904 1293573248 1390226816 1477115992 1667118464 1693700041 1771313368 1791682688 1903662856 1911561872 2031034489 2148532352 2282815624 2292287888 2435555881 2463563696 2576455808 2617536427 2954231984 3138871483 3387400082 3542626736 3807325712 3823123744 4045283569 4062068978 4565631248 4584575776 4850983201 4871111762 4927127392 5235072854 5908463968 6277742966 6774800164 7085253472 7614651424 7646247488 8090567138 8124137956 9131262496 9169151552 9701966402 9742223524 9854254784 10470145708 11816927936 12555485932 13549600328 14170506944 15229302848 15292494976 16181134276 16248275912 18262524992 18338303104 19403932804 19484447048 19708509568 20940291416 23633855872 25110971864 27099200656 28341013888 28792900697 30458605696 32362268552 32496551824 34527586313 36525049984 38807865608 38968894096 41880582832 44498119259 50221943728 53360815211 54198401312 57585801394 64724537104 64993103648 68769820673 69055172626 77615731216 77937788192 83761165664 88996238518 100443887456 106721630422 108396802624 115171602788 129449074208 129986207296 137539641346 138110345252 155231462432 155875576384 167522331328 177992477036 200887774912 213443260844 216793605248 230343205576 258898148416 259972414592 275079282692 276220690504 310462924864 311751152768 335044662656 355984954072 401775549824 426886521688 460686411152 489479311849 517796296832 550158565384 552441381008 586968967321 620925849728 711969908144 756468027403 853773043376 921372822304 978958623698 1100317130768 1104882762016 1169086951441 1173937934642 1423939816288 1512936054806 1707546086752 1842745644608 1957917247396 2200634261536 2209765524032 2338173902882 2347875869284 2847879632576 3025872109612 3415092173504 3685491289216 3915834494792 4401268523072 4419531048064 4676347805764 4695751738568 5695759265152 6051744219224 6830184347008 7831668989584 8321148301433 8802537046144 9352695611528 9391503477136 12103488438448 12859956465851 15663337979168 16642296602866 18705391223056 18783006954272 24206976876896 25719912931702 31326675958336 33284593205732 37410782446112 37566013908544 48413953753792 51439825863404 62653351916672 66569186411464 74821564892224 75132027817088 96827907507584 102879651726808 133138372822928 141459521124361 149643129784448 205759303453616 266276745645856 282919042248722 411518606907232 532553491291712 565838084497444 823037213814464 1065106982583424 1131676168994888 1646074427628928 2263352337989776 4526704675979552 9053409351959104 18106818703918208
• Sum of all divisors σ(n): 42303185161281660
• Sum of proper divisors (its aliquot sum) s(n): 24196366457363452
• 18106818703918208 is an abundant number, because the sum of its proper divisors (24196366457363452) is greater than itself. Its abundance is 6089547753445244

Bases of 18106818703918208

• Binary: 1000000010101000000111001000000110111000000010010000000₂
• Hexadecimal: 0x40540E40DC0480
• Base-36: 4YABXOG3VY8

Squares and roots of 18106818703918208

• 18106818703918208 squared (18106818703918208²) is 327856883576562253785131553931264
• 18106818703918208 cubed (18106818703918208³) is 5936445151752431762635520637961602245502710054912
• The square root of 18106818703918208 is 134561579.5980346241
• The cube root of 18106818703918208 is 262591.5324822859

Scales and comparisons

• 18,106,818,703,918,208 seconds is equal to 575,740,826 years, 37 weeks, 1 day, 23 hours, 30 minutes, 8 seconds.
• To count from 1 to 18,106,818,703,918,208 would take you about one billion, seven hundred twenty-seven million, two hundred twenty-two thousand, four hundred eighty 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 18106818703918208 cubic inches would be around 21882.6 feet tall.

Recreational maths with 18106818703918208

• 18106818703918208 backwards is 80281930781860181
• The number of decimal digits it has is: 17
• The sum of 18106818703918208's digits is 71
• More coming soon!