19918727055434718

Names of 19918727055434718

• Cardinal: 19918727055434718 can be written as Nineteen quadrillion, nine hundred eighteen trillion, seven hundred twenty-seven billion, fifty-five million, four hundred thirty-four thousand, seven hundred eighteen.

Scientific notation

• Scientific notation: 1.9918727055434718 × 10¹⁶

Factors of 19918727055434718

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 295532

Divisors of 19918727055434718

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 31 42 49 62 63 93 98 126 127 147 186 217 254 279 294 343 381 434 441 558 651 686 762 882 889 1029 1143 1302 1519 1778 1953 2058 2286 2667 2801 3038 3087 3906 3937 4557 5334 5602 6174 6223 7874 8001 8403 9114 10633 11811 12446 13671 16002 16806 18669 19607 21266 23622 25209 27342 27559 31899 35433 37338 39214 43561 50418 55118 56007 58821 63798 70866 82677 86831 87122 95697 112014 117642 130683 137249 165354 173662 176463 191394 192913 248031 260493 261366 274498 292561 352926 355727 385826 392049 411747 496062 520986 578739 585122 607817 711454 781479 784098 823494 877683 960743 1067181 1157478 1215634 1235241 1350391 1562958 1736217 1755366 1823451 1921486 2047927 2134362 2470482 2490089 2633049 2700782 2882229 3201543 3472434 3646902 4051173 4095854 4254719 4980178 5266098 5470353 5764458 6143781 6403086 7470267 8102346 8509438 8646687 9069391 10940706 11027537 12153519 12287562 12764157 14335489 14940534 17293374 17430623 18138782 18431343 22055074 22410801 24307038 25528314 27208173 28670978 29783033 33082611 34861246 36862686 37155247 38292471 43006467 44821602 52291869 54416346 59566066 63485737 66165222 74310494 76584942 77192759 81624519 86012934 89349099 99247833 100348423 104583738 111465741 122014361 126971474 129019401 154385518 156875607 163249038 178698198 190457211 198495666 200696846 222931482 231578277 244028722 258038802 260086729 268047297 301045269 313751214 334397223 366043083 380914422 444400159 463156554 520173458 536094594 540349313 571371633 602090538 668794446 694734831 732086166 780260187 819463361 888800318 903135807 1080698626 1098129249 1142743266 1151812657 1333200477 1389469662 1560520374 1621047939 1638926722 1806271614 1820607103 2196258498 2303625314 2340780561 2458390083 2666400954 3110801113 3242095878 3455437971 3641214206 3782445191 3999601431 4681561122 4863143817 4916780166 5461821309 5736243527 6221602226 6910875942 7375170249 7564890382 7999202862 8062688599 9332403339 9726287634 10366313913 10923642618 11347335573 11472487054 12744249721 14750340498 16125377198 16385463927 17208730581 18664806678 20732627826 22694671146 24188065797 25403364191 25488499442 27997210017 32770927854 34042006719 34417461162 38232749163 40153704689 48376131594 50806728382 51626191743 55994420034 56438820193 68084013438 72564197391 76210092573 76465498326 80307409378 103252383486 104071846847 112877640386 114698247489 120461114067 145128394782 152420185146 169316460579 177823549337 208143693694 228630277719 229396494978 240922228134 281075932823 312215540541 338632921158 355647098674 361383342201 395071741351 457260555438 507949381737 533470648011 562151865646 624431081082 722766684402 728502927929 790143482702 843227798469 936646621623 1015898763474 1066941296022 1185215224053 1244764845359 1457005855858 1600411944033 1686455596938 1873293243246 2185508783787 2370430448106 2489529690718 2529683395407 3200823888066 3226227252257 3555645672159 3734294536077 4371017567574 5059366790814 5099520495503 6452454504514 6556526351361 7111291344318 7468589072154 8713353917513 9678681756771 10199040991006 11202883608231 13113052702722 15298561486509 17426707835026 19357363513542 22405767216462 22583590765799 26140061752539 29036045270313 30597122973018 35696643468521 45167181531598 45895684459527 52280123505078 58072090540626 67750772297397 71393286937042 78420185257617 91791368919054 107089930405563 135501544594794 156840370515234 158085135360593 203252316892191 214179860811126 316170270721186 321269791216689 406504633784382 474255406081779 642539582433378 948510812163558 1106595947524151 1422766218245337 2213191895048302 2845532436490674 3319787842572453 6639575685144906 9959363527717359 19918727055434718
• Sum of all divisors σ(n): 52380615042662400
• Sum of proper divisors (its aliquot sum) s(n): 32461887987227682
• 19918727055434718 is an abundant number, because the sum of its proper divisors (32461887987227682) is greater than itself. Its abundance is 12543160931792964

Bases of 19918727055434718

• Binary: 1000110110000111111101000001010100001000110001111011110₂
• Hexadecimal: 0x46C3FA0A8463DE
• Base-36: 5G4LKVUIHNI

Squares and roots of 19918727055434718

• 19918727055434718 squared (19918727055434718²) is 396755687508907031400979959739524
• 19918727055434718 cubed (19918727055434718³) is 7902868247181268878808931124453038657759866394232
• The square root of 19918727055434718 is 141133720.4761311393
• The cube root of 19918727055434718 is 271073.5813023841

Scales and comparisons

• 19,918,727,055,434,718 seconds is equal to 633,353,907 years, 36 weeks, 20 hours, 45 minutes, 18 seconds.
• To count from 1 to 19,918,727,055,434,718 would take you about one billion, nine hundred million, sixty-one thousand, seven hundred twenty-three 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 19918727055434718 cubic inches would be around 22589.5 feet tall.

Recreational maths with 19918727055434718

• 19918727055434718 backwards is 81743455072781991
• The number of decimal digits it has is: 17
• The sum of 19918727055434718's digits is 81
• More coming soon!