72640738910649

Names of 72640738910649

• Cardinal: 72640738910649 can be written as Seventy-two trillion, six hundred forty billion, seven hundred thirty-eight million, nine hundred ten thousand, six hundred forty-nine.

Scientific notation

• Scientific notation: 7.2640738910649 × 10¹³

Factors of 72640738910649

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 170

Divisors of 72640738910649

• Number of divisors d(n): 360
• Complete list of divisors:
  1 3 7 13 19 21 31 39 49 57 91 93 97 133 147 217 247 273 291 361 399 403 589 637 651 679 741 931 1083 1209 1261 1519 1729 1767 1843 1911 2037 2527 2793 2821 3007 3783 4123 4557 4693 4753 5187 5529 6859 7581 7657 8463 8827 9021 9409 11191 12103 12369 12901 14079 14259 17689 19747 20577 21049 22971 23959 26481 28227 28861 32851 33573 35017 36309 38703 39091 48013 53067 53599 57133 59241 61789 63147 65863 71877 78337 86583 89167 90307 98553 105051 117273 122317 130321 144039 145483 147343 160797 167713 171399 178771 185367 197589 212629 229957 235011 245119 267501 270921 273637 291679 336091 366951 375193 390963 399931 436449 442029 455221 461041 503139 536313 548359 624169 637887 665323 689871 735357 742729 820911 856219 875037 912247 1008273 1018381 1085527 1125579 1173991 1199793 1251397 1365663 1383123 1488403 1645077 1694173 1715833 1872507 1915459 1995969 2041753 2228187 2324023 2568657 2736741 2764177 2799517 3055143 3186547 3256581 3396649 3521973 3754191 3791827 4039951 4369183 4465209 4657261 5082519 5147499 5199103 5541901 5746377 5993533 6125259 6385729 6972069 7128667 7598689 8292531 8398551 8649199 8759779 9559641 10189947 10418821 11375481 11859211 12119853 12641137 13107549 13971783 14111851 14292271 15597309 16268161 16625703 17980599 19157187 19349239 20625013 21386001 22305829 22796067 23776543 25947597 26279337 26542789 28279657 31256463 32600827 35577633 36393721 37923411 38793307 42335553 42876813 44156437 48804483 52519363 53190823 58047717 60544393 61875039 64536331 66917487 71329629 72044713 79628367 83014477 84838971 88487959 97802481 98782957 105296119 109181163 113877127 116379921 132469311 135444673 144375091 157558089 159572469 164334781 166435801 181633179 185799523 193608993 197957599 216134139 249043431 265463877 268125169 271553149 296348871 309095059 315888357 341631381 367635541 391875247 406334019 423810751 433125273 451754317 493004343 499307403 504312991 557398569 593872797 619415713 691480699 737072833 804375507 814659447 838972303 927285177 1010625637 1102906623 1150343467 1175625741 1226190289 1271432253 1355262951 1368849547 1512938973 1858247139 1876876183 2000626261 2074442097 2163665413 2211218499 2516916909 2573448787 2743126729 3031876911 3162280219 3451030401 3530190937 3678570867 4106548641 5094378211 5159509831 5630628549 5872806121 6001878783 6490996239 7720346361 8052404269 8229380187 8583332023 9486840657 9581946829 10590572811 13138133281 14004383827 15283134633 15478529493 15940473757 17618418363 19201887103 24157212807 25749996069 26008141393 28745840487 35660647477 38011898959 39414399843 41109642847 42013151481 47821421271 57605661309 60083324161 67073627803 78024424179 98030686789 106981942431 111583316299 114035696877 123328928541 180249972483 182056989751 201220883409 249624532339 266083292713 294092060367 334749948897 494154686467 546170969253 748873597017 781083214093 798249878139 1274398928257 1482464059401 1862583048991 2343249642279 3459082805269 3823196784771 5587749146973 10377248415807 24213579636883 72640738910649
• Sum of all divisors σ(n): 133583149663488
• Sum of proper divisors (its aliquot sum) s(n): 60942410752839
• 72640738910649 is a deficient number, because the sum of its proper divisors (60942410752839) is less than itself. Its deficiency is 11698328157810

Bases of 72640738910649

• Binary: 10000100001000011111101011100000110000110111001₂
• Hexadecimal: 0x4210FD7061B9
• Base-36: PQYP0F35L

Squares and roots of 72640738910649

• 72640738910649 squared (72640738910649²) is 5276676949485075667205601201
• 72640738910649 cubed (72640738910649³) is 383301712603385203823291940239439866089449
• The square root of 72640738910649 is 8522953.6494485877
• The cube root of 72640738910649 is 41724.7187300503

Scales and comparisons

• 72,640,738,910,649 seconds is equal to 2,309,750 years, 41 weeks, 5 days, 22 hours, 44 minutes, 9 seconds.
• To count from 1 to 72,640,738,910,649 would take you about five million, seven hundred seventy-four thousand, three hundred seventy-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 72640738910649 cubic inches would be around 3477.1 feet tall.

Recreational maths with 72640738910649

• 72640738910649 backwards is 94601983704627
• The number of decimal digits it has is: 14
• The sum of 72640738910649's digits is 66
• More coming soon!