18427808655438

Names of 18427808655438

• Cardinal: 18427808655438 can be written as Eighteen trillion, four hundred twenty-seven billion, eight hundred eight million, six hundred fifty-five thousand, four hundred thirty-eight.

Scientific notation

• Scientific notation: 1.8427808655438 × 10¹³

Factors of 18427808655438

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1930

Divisors of 18427808655438

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 6 7 13 14 21 26 31 39 42 49 62 73 78 91 93 98 146 147 169 182 186 217 219 273 294 338 343 403 434 438 507 511 546 637 651 686 806 949 1014 1022 1029 1183 1209 1274 1302 1519 1533 1801 1898 1911 2058 2197 2263 2366 2418 2821 2847 3038 3066 3549 3577 3602 3822 4394 4459 4526 4557 5239 5403 5642 5694 6591 6643 6789 7098 7154 8281 8463 8918 9114 10478 10633 10731 10806 12337 12607 13182 13286 13377 13578 15379 15717 15841 16562 16926 19747 19929 21266 21462 23413 24674 24843 25039 25214 26754 29419 30758 31434 31682 31899 36673 37011 37821 39494 39858 46137 46501 46826 47523 49686 50078 55831 57967 58838 59241 63798 68107 70239 73346 74022 75117 75642 86359 88249 88257 92274 93002 95046 107653 110019 110887 111662 115934 118482 131473 136214 138229 139503 140478 150234 160381 163891 167493 172718 173901 176498 176514 204321 205933 215306 220038 221774 256711 259077 262946 264747 276458 279006 304369 320762 322959 325507 327782 332661 334986 347802 382447 390817 394419 408642 411866 414687 476749 481143 491673 513422 518154 529494 604513 608738 617743 617799 645918 651014 665322 725803 753571 764894 770133 776209 781634 788838 829374 913107 920311 953498 962286 976521 983346 1122667 1147237 1147341 1172451 1209026 1235486 1235598 1430247 1441531 1451606 1507142 1540266 1552418 1709149 1796977 1813539 1826214 1840622 1853229 1953042 2130583 2177409 2245334 2260713 2294474 2294682 2328627 2344902 2677129 2735719 2760933 2860494 2883062 3337243 3368001 3418298 3441711 3593954 3627078 3706458 3956797 4075663 4231591 4261166 4324593 4354818 4521426 4657254 4971811 5080621 5127447 5354258 5390931 5471438 5521866 6391749 6442177 6674486 6736002 6883422 7858669 7913594 8030659 8031387 8151326 8207157 8463182 8649186 9435439 9943622 10011729 10090717 10161242 10254894 10781862 11870391 11964043 12226989 12694773 12783498 12884354 14914081 14915433 15241863 15717338 16061318 16062774 16414314 18739903 18870878 19150033 19326531 20023458 20181434 22218937 23360701 23576007 23740782 23928086 24091977 24453978 25389546 27697579 28306317 28529641 29828162 29830866 30272151 30483726 34802677 35564347 35892129 37479806 38300066 38653062 44437874 44742243 45095239 46721402 47152014 48183954 52983619 55010683 55395158 56219709 56612634 57059282 57450099 60544302 66048073 66656811 69605354 70082103 71128694 71784258 83092737 83748301 85588923 89484486 90190478 104398567 104408031 105967238 106693041 110021366 112439418 114900198 122660707 131179321 132096146 133313622 135285717 140164206 155532559 158950857 165032049 166185474 167496602 171177846 193883053 198144219 199707487 208797134 208816062 213386082 243618739 245321414 248950429 251244903 262358642 270571434 288846181 311065118 313195701 317901714 330064098 367982121 370885333 387766106 393537963 396288438 399414974 462336511 466597677 487237478 497900858 502489806 577692362 581649159 586238107 599122461 626391402 688787047 730856217 735964242 741770666 746851287 787075926 858624949 866538543 924673022 933195354 1088727913 1112655999 1163298318 1172476214 1198244922 1357181371 1377574094 1387009533 1397952409 1461712434 1493702574 1705331173 1717249898 1733077086 1758714321 2021923267 2066361141 2177455826 2225311998 2575874847 2596197331 2714362742 2774019066 2795904818 3236355577 3266183739 3410662346 3517428642 4043846534 4071544113 4132722282 4193857227 4821509329 5115993519 5151749694 5192394662 6010374643 6065769801 6472711154 6532367478 7621095391 7788591993 8143088226 8387714454 8954231611 9643018658 9709066731 10231987038 12020749286 12131539602 14153462869 14464527987 15242190782 15577183986 17908463222 18031123929 18173381317 19418133462 22863286173 26862694833 28306925738 28929055974 33750565303 36062247858 36346762634 42072622501 42460388607 45726572346 53725389666 54520143951 62679621277 67501130606 84145245002 84920777214 99074240083 101251695909 109040287902 125359242554 126217867503 188038863831 198148480166 202503391818 236253957121 252435735006 297222720249 376077727662 438757348939 472507914242 594445440498 708761871363 877514697878 1316272046817 1417523742726 2632544093634 3071301442573 6142602885146 9213904327719 18427808655438
• Sum of all divisors σ(n): 48747761664000
• Sum of proper divisors (its aliquot sum) s(n): 30319953008562
• 18427808655438 is an abundant number, because the sum of its proper divisors (30319953008562) is greater than itself. Its abundance is 11892144353124

Bases of 18427808655438

• Binary: 100001100001010001110111111010010100001001110₂
• Hexadecimal: 0x10C28EFD284E
• Base-36: 6J5M9HC26

Squares and roots of 18427808655438

• 18427808655438 squared (18427808655438²) is 339584131841435669406971844
• 18427808655438 cubed (18427808655438³) is 6257791403997007166070063287404763487672
• The square root of 18427808655438 is 4292762.3572052063
• The cube root of 18427808655438 is 26413.4155947503

Scales and comparisons

• 18,427,808,655,438 seconds is equal to 585,947 years, 16 weeks, 2 days, 9 hours, 37 minutes, 18 seconds.
• To count from 1 to 18,427,808,655,438 would take you about one million, four hundred sixty-four thousand, eight hundred sixty-eight 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 18427808655438 cubic inches would be around 2201.1 feet tall.

Recreational maths with 18427808655438

• 18427808655438 backwards is 83455680872481
• The number of decimal digits it has is: 14
• The sum of 18427808655438's digits is 69
• More coming soon!