38869947315378018

Names of 38869947315378018

• Cardinal: 38869947315378018 can be written as Thirty-eight quadrillion, eight hundred sixty-nine trillion, nine hundred forty-seven billion, three hundred fifteen million, three hundred seventy-eight thousand and eighteen.

Scientific notation

• Scientific notation: 3.8869947315378018 × 10¹⁶

Factors of 38869947315378018

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1995

Divisors of 38869947315378018

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 27 42 43 49 54 63 86 98 126 129 147 189 258 294 301 373 378 387 441 602 746 774 882 903 1119 1161 1323 1567 1806 2107 2238 2322 2611 2646 2709 3134 3357 4214 4701 5222 5418 6321 6714 7833 8127 9402 10071 10969 12642 14103 15666 16039 16254 18277 18963 20142 21938 23499 28206 32078 32907 36554 37926 42309 46998 48117 54831 56889 65814 67381 70497 76783 84618 96234 98721 109662 112273 113778 134762 139129 140994 144351 153566 164493 197442 202143 224546 230349 278258 288702 296163 328986 336819 404286 417387 433053 460698 471667 493479 584491 592326 606429 673638 691047 785911 834774 866106 943334 973903 986958 1010457 1168982 1212858 1252161 1382094 1415001 1571822 1753473 1819287 1947806 2020914 2073141 2357733 2455489 2504322 2830002 2921709 3031371 3301669 3506946 3638574 3756483 4091437 4146282 4245003 4715466 4910978 5260419 5843418 5982547 6062742 6603338 6817321 7073199 7366467 7512966 8182874 8490006 8765127 9905007 10520838 11965094 12274311 12735009 13634642 14146398 14732934 15781257 17188423 17530254 17947641 19810014 20451963 21219597 22099401 24548622 25133113 25470018 26295381 28640059 29715021 31562514 34376846 35895282 36822933 40903926 41877829 42439194 44198802 50266226 51565269 52590762 53842923 57280118 59430042 61355889 66298203 73645866 75399339 83755658 85920177 89145063 103130538 105586027 107685846 110468799 120318961 122711778 125633487 132596406 150798678 154695807 161528769 171840354 175931791 178290126 184067667 211172054 218015143 220937598 226198017 240637922 251266974 257760531 293144803 309391614 316758081 323057538 351863582 360956883 368135334 376900461 436030286 452396034 464087421 515521062 527795373 586289606 633516162 654045429 678594051 721913766 739102189 753800922 773281593 879434409 915897397 928174842 950274243 1055590746 1082870649 1130701383 1231522537 1308090858 1357188102 1478204378 1526106001 1546563186 1583386119 1758868818 1831794794 1900548486 1962136287 2165741298 2217306567 2261402766 2463045074 2638303227 2747692191 2850822729 3052212002 3166772238 3248611947 3694567611 3924272574 4434613134 4578318003 4750158357 5173715323 5276606454 5495384382 5701645458 5886408861 6411281779 6497223894 6651919701 7389135222 7914909681 8243076573 9156636006 9374651149 9500316714 10347430646 10682742007 11083702833 11772817722 12822563558 13303839402 13734954009 15521145969 15829819362 16486153146 18749302298 19233845337 19955759103 21365484014 22167405666 24729229719 27469908018 28123953447 31042291938 32048226021 33251108499 38467690674 39383588071 39911518206 41204862027 44878972453 46563437907 49458459438 56247906894 57701536011 64096452042 65622558043 66502216998 78767176142 82409724054 84371860341 89757944906 93126875814 96144678063 115403072022 118150764213 131245116086 134636917359 139690313721 168743720682 173104608033 192289356126 196867674129 236301528426 253115581023 269273834718 275685116497 279380627442 288434034189 341629729081 346209216066 354452292639 393735348258 403910752077 459357906301 506231162046 551370232994 576868068378 590603022387 683259458162 708904585278 807821504154 827055349491 918715812602 1024889187243 1063356877917 1181206044774 1211732256231 1378073718903 1654110698982 1771809067161 1929795815479 2049778374486 2126713755834 2391408103567 2423464512462 2481166048473 2756147437806 3074667561729 3543618134322 3859591630958 4134221156709 4782816207134 4962332096946 5789387446437 6149335123458 7174224310701 7443498145419 8268442313418 9224002685187 11578774892874 12402663470127 14348448621402 14690078350483 14886996290838 16739856724969 17368162339311 18448005370374 21522672932103 24805326940254 29380156700966 33479713449938 34736324678622 43045345864206 44070235051449 50219570174907 52104487017933 64568018796309 88140470102898 100439140349814 102830548453381 104208974035866 129136037592618 132210705154347 150658710524721 205661096906762 264421410308694 301317421049442 308491645360143 396632115463041 451976131574163 616983290720286 719813839173667 793264230926082 903952263148326 925474936080429 1439627678347334 1850949872160858 2159441517521001 2776424808241287 4318883035042002 5552849616482574 6478324552563003 12956649105126006 19434973657689009 38869947315378018
• Sum of all divisors σ(n): 103159102951064160
• Sum of proper divisors (its aliquot sum) s(n): 64289155635686142
• 38869947315378018 is an abundant number, because the sum of its proper divisors (64289155635686142) is greater than itself. Its abundance is 25419208320308124

Bases of 38869947315378018

• Binary: 10001010000110000000001011011010001010111101011101100010₂
• Hexadecimal: 0x8A1802DA2BD762
• Base-36: AMQ8VA79YSI

Squares and roots of 38869947315378018

• 38869947315378018 squared (38869947315378018²) is 1510872804300262788713386237608324
• 38869947315378018 cubed (38869947315378018³) is 58727546303388657153680276429945482324218283421832
• The square root of 38869947315378018 is 197154627.9329451045
• The cube root of 38869947315378018 is 338743.7705396285

Scales and comparisons

• 38,869,947,315,378,018 seconds is equal to 1,235,944,091 years, 51 weeks, 2 days, 13 hours, 18 seconds.
• To count from 1 to 38,869,947,315,378,018 would take you about three billion, seven hundred seven million, eight hundred thirty-two thousand, two hundred seventy-five 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 38869947315378018 cubic inches would be around 28228.6 feet tall.

Recreational maths with 38869947315378018

• 38869947315378018 backwards is 81087351374996883
• The number of decimal digits it has is: 17
• The sum of 38869947315378018's digits is 90
• More coming soon!