18384944472213912

Names of 18384944472213912

• Cardinal: 18384944472213912 can be written as Eighteen quadrillion, three hundred eighty-four trillion, nine hundred forty-four billion, four hundred seventy-two million, two hundred thirteen thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 1.8384944472213912 × 10¹⁶

Factors of 18384944472213912

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 2042

Divisors of 18384944472213912

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 8 9 12 17 18 24 27 34 36 51 54 68 72 81 102 108 131 136 153 162 204 216 243 262 306 324 393 408 459 486 524 612 648 786 918 972 1048 1179 1224 1377 1572 1836 1889 1944 2227 2358 2754 3144 3537 3672 3778 4131 4454 4716 5508 5667 6681 7074 7556 8262 8908 9432 10611 11016 11334 13362 14148 15112 16524 17001 17161 17816 20043 21222 22668 26724 28296 31833 32113 33048 34002 34322 40086 42444 45336 51003 51483 53448 60129 63666 64226 68004 68644 80172 84888 96339 102006 102966 120258 127332 128452 136008 137288 153009 154449 160344 180387 192678 204012 205932 240516 247459 254664 256904 289017 291737 306018 308898 360774 385356 408024 411864 459027 463347 481032 494918 541161 578034 583474 612036 617796 721548 742377 770712 867051 875211 918054 926694 989836 1082322 1156068 1166948 1224072 1235592 1390041 1443096 1484754 1734102 1750422 1836108 1853388 1979672 2164644 2227131 2248091 2312136 2333896 2601153 2625633 2780082 2969508 3468204 3500844 3672216 3706776 4170123 4206803 4329288 4454262 4496182 5202306 5251266 5560164 5939016 6681393 6744273 6936408 7001688 7803459 7876899 8340246 8413606 8908524 8992364 10404612 10502532 11120328 12620409 13362786 13488546 15606918 15753798 16680492 16827212 17817048 17984728 20044179 20232819 20809224 21005064 23630697 25240818 26725572 26977092 31213836 31507596 32417129 33360984 33654424 37861227 38217547 40088358 40465638 47261394 50481636 53451144 53954184 60132537 60698457 62427672 63015192 64834258 70892091 75722454 76435094 80176716 80931276 94522788 97251387 100963272 113583681 114652641 120265074 121396914 129668516 141784182 151444908 152870188 160353432 161862552 182095371 189045576 194502774 227167362 229305282 240530148 242793828 259337032 283568364 291754161 294499921 302889816 305740376 340751043 343957923 364190742 389005548 454334724 458610564 481060296 485587656 546286113 551091193 567136728 583508322 588999842 681502086 687915846 728381484 778011096 875262483 883499763 908669448 917221128 1022253129 1031873769 1092572226 1102182386 1167016644 1177999684 1363004172 1375831692 1456762968 1653273579 1750524966 1766999526 2044506258 2063747538 2185144452 2204364772 2334033288 2355999368 2625787449 2650499289 2726008344 2751663384 3095621307 3306547158 3501049932 3533999052 4089012516 4127495076 4246643899 4370288904 4408729544 4959820737 5006498657 5251574898 5300998578 6191242614 6613094316 7002099864 7067998104 7877362347 7951497867 8178025032 8254990152 8493287798 9286863921 9919641474 10012997314 10503149796 10601997156 12382485228 12739931697 13226188632 14879462211 15019495971 15754724694 15902995734 16986575596 18573727842 19839282948 20025994628 21006299592 21203994312 23854493601 24764970456 25479863394 29758924422 30038991942 31509449388 31805991468 33973151192 37147455684 38219795091 39678565896 40051989256 44638386633 45058487913 47708987202 50959726788 59517848844 60077983884 63018898776 63611982936 71563480803 72192946283 74294911368 76439590182 89276773266 90116975826 95417974404 101919453576 114659385273 119035697688 120155967768 133915159899 135175463739 143126961606 144385892566 152879180364 178553546532 180233951652 190835948808 216578838849 229318770546 267830319798 270350927478 286253923212 288771785132 305758360728 343978155819 357107093064 360467903304 405526391217 433157677698 458637541092 535660639596 540701854956 556310350769 572507846424 577543570264 649736516547 687956311638 811052782434 866315355396 917275082184 1031934467457 1071321279192 1081403709912 1112620701538 1216579173651 1299473033094 1375912623276 1622105564868 1668931052307 1732630710792 1949209549641 2063868934914 2225241403076 2433158347302 2598946066188 2751825246552 3244211129736 3337862104614 3898419099282 4127737869828 4450482806152 4866316694604 5006793156921 5197892132376 5847628648923 6675724209228 7796838198564 8255475739656 9457275963073 9732633389208 10013586313842 11695257297846 13351448418456 15020379470763 15593676397128 17542885946769 18914551926146 20027172627684 23390514595692 28371827889219 30040758941526 35085771893538 37829103852292 40054345255368 45061138412289 46781029191384 56743655778438 60081517883052 70171543787076 75658207704584 85115483667657 90122276824578 113487311556876 120163035766104 135183415236867 140343087574152 170230967335314 180244553649156 226974623113752 255346451002971 270366830473734 340461934670628 360489107298312 510692902005942 540733660947468 680923869341256 766039353008913 1021385804011884 1081467321894936 1532078706017826 2042771608023768 2298118059026739 3064157412035652 4596236118053478 6128314824071304 9192472236106956 18384944472213912
• Sum of all divisors σ(n): 55123917991506000
• Sum of proper divisors (its aliquot sum) s(n): 36738973519292088
• 18384944472213912 is an abundant number, because the sum of its proper divisors (36738973519292088) is greater than itself. Its abundance is 18354029047078176

Bases of 18384944472213912

• Binary: 1000001010100010000001001110100011110110100100110011000₂
• Hexadecimal: 0x415102747B4998
• Base-36: 510X2W5K1I0

Squares and roots of 18384944472213912

• 18384944472213912 squared (18384944472213912²) is 338006183246388879267834686343744
• 18384944472213912 cubed (18384944472213912³) is 6214224910249819818528054262047211198008330966528
• The square root of 18384944472213912 is 135591092.8940906205
• The cube root of 18384944472213912 is 263929.1996791875

Scales and comparisons

• 18,384,944,472,213,912 seconds is equal to 584,584,365 years, 44 weeks, 1 day, 3 hours, 25 minutes, 12 seconds.
• To count from 1 to 18,384,944,472,213,912 would take you about one billion, seven hundred fifty-three million, seven hundred fifty-three thousand and ninety-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 18384944472213912 cubic inches would be around 21994.1 feet tall.

Recreational maths with 18384944472213912

• 18384944472213912 backwards is 21931227444948381
• 18384944472213912 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 18384944472213912's digits is 72
• More coming soon!