18918600675975

Names of 18918600675975

• Cardinal: 18918600675975 can be written as Eighteen trillion, nine hundred eighteen billion, six hundred million, six hundred seventy-five thousand, nine hundred seventy-five.

Scientific notation

• Scientific notation: 1.8918600675975 × 10¹³

Factors of 18918600675975

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 10881

Divisors of 18918600675975

• Number of divisors d(n): 384
• Complete list of divisors:
  1 3 5 7 9 11 13 15 21 25 27 33 35 39 45 55 63 65 75 77 91 99 105 117 135 143 165 175 189 195 225 231 273 275 297 315 325 351 385 429 455 495 525 585 675 693 715 819 825 945 975 1001 1155 1287 1365 1485 1575 1755 1925 2079 2145 2275 2457 2475 2925 3003 3465 3575 3861 4095 4243 4725 5005 5775 6435 6599 6825 7425 8775 9009 10395 10725 12285 12729 15015 17325 19305 19797 20475 21215 25025 27027 29701 32175 32995 38187 45045 46193 46673 51975 55159 59391 61425 63645 72589 75075 85787 89103 96525 98985 106075 114561 135135 138579 140019 148505 164975 165477 178173 190935 217767 225225 230965 233365 257361 267309 275795 296955 318225 326711 362945 386113 415737 420057 428935 445515 494925 496431 508123 572805 600509 606749 653301 675675 692895 700095 742525 772083 801927 827385 890865 943657 954675 980133 1088835 1154825 1158339 1166825 1247211 1260171 1286805 1336545 1378975 1484775 1489293 1524369 1633555 1801527 1814725 1820247 1930565 1959903 2078685 2100285 2144675 2227575 2316249 2482155 2540615 2830971 2864025 2940399 3002545 3033745 3266505 3464475 3475017 3500475 3860415 4009635 4136925 4247243 4454325 4573107 4718285 4900665 5404581 5444175 5460741 5791695 6236055 6300855 6434025 6605599 6682725 7446465 7621845 8167775 8492913 8821197 9007635 9101235 9652825 9799515 10393425 10425051 10501425 11581245 12410775 12703075 12741729 13719321 14154855 14701995 15012725 15168725 16213743 16332525 16382223 17375085 19302075 19816797 20048175 21236215 22865535 23591425 24503325 25478739 27022905 27303705 27999557 28958475 31180275 31504275 33027995 37232325 38109225 38225187 42464565 44105985 45038175 45506175 48997575 52125255 57906225 59450391 63708645 68596605 70774275 73509975 81068715 81911115 83998671 86875425 99083985 106181075 114327675 114675561 127393695 135114525 136518525 139997785 165139975 178351173 191125935 195996899 212322825 220529925 251996013 260626275 297251955 307995127 318543225 342983025 363994241 405343575 409555575 419993355 495419925 573377805 587990697 636968475 699988925 755988039 891755865 923985381 955629675 979984495 1091982723 1259980065 1486259775 1539975635 1763972091 1819971205 2099966775 2155965889 2547959687 2771956143 2866889025 2939953485 3275948169 3779940195 4003936651 4458779325 4619926905 4899922475 5291916273 5459913615 6299900325 6467897667 7643879061 7699878175 8315868429 8819860455 9099856025 9827844507 10779829445 12011809953 12739798435 13859780715 14699767425 16379740845 18899700975 19403693001 20019683255 22931637183 23099634525 26459581365 27299568075 28027556557 32339488335 36035429859 38219395305 41579342145 44099302275 49139222535 53899147225 58211079003 60059049765 63698992175 68794911549 69298903575 81898704225 84082669671 97018465005 100098416275 108106289577 114658185915 132297906825 140137782785 161697441675 180177149295 191096976525 207896710725 245696112675 252248009013 291055395015 300295248825 343974557745 420413348355 485092325025 540531447885 573290929575 700688913925 756744027039 900885746475 1261240045065 1455276975075 1719872788725 2102066741775 2702657239425 3783720135195 6306200225325 18918600675975
• Sum of all divisors σ(n): 46681012224000
• Sum of proper divisors (its aliquot sum) s(n): 27762411548025
• 18918600675975 is an abundant number, because the sum of its proper divisors (27762411548025) is greater than itself. Its abundance is 8843810872050

Bases of 18918600675975

• Binary: 100010011010011010100011110010001001010000111₂
• Hexadecimal: 0x1134D4791287
• Base-36: 6PF32DMRR

Squares and roots of 18918600675975

• 18918600675975 squared (18918600675975²) is 357913451537001726942200625
• 18918600675975 cubed (18918600675975³) is 6771221666188466274053459113879067484375
• The square root of 18918600675975 is 4349551.7787439891
• The cube root of 18918600675975 is 26645.8556076093

Scales and comparisons

• 18,918,600,675,975 seconds is equal to 601,552 years, 51 weeks, 14 hours, 26 minutes, 15 seconds.
• To count from 1 to 18,918,600,675,975 would take you about one million, five hundred three thousand, eight hundred eighty-two 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 18918600675975 cubic inches would be around 2220.5 feet tall.

Recreational maths with 18918600675975

• 18918600675975 backwards is 57957600681981
• The number of decimal digits it has is: 14
• The sum of 18918600675975's digits is 72
• More coming soon!