72689336129909970

Names of 72689336129909970

• Cardinal: 72689336129909970 can be written as Seventy-two quadrillion, six hundred eighty-nine trillion, three hundred thirty-six billion, one hundred twenty-nine million, nine hundred nine thousand, nine hundred seventy.

Scientific notation

• Scientific notation: 7.268933612990997 × 10¹⁶

Factors of 72689336129909970

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1834310

Divisors of 72689336129909970

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 5 6 9 10 15 17 18 27 30 34 45 51 54 81 85 90 102 135 153 162 170 255 270 306 405 459 510 765 810 918 1377 1530 1697 1699 2295 2754 3394 3398 4590 5091 5097 6885 8485 8495 10182 10194 13770 15273 15291 16970 16990 25455 25485 28849 28883 30546 30582 45819 45873 50910 50970 57698 57766 76365 76455 86547 86649 91638 91746 137457 137619 144245 144415 152730 152910 173094 173298 229095 229365 259641 259947 274914 275238 288490 288830 432735 433245 458190 458730 519282 519894 687285 688095 778923 779841 865470 866490 1298205 1299735 1374570 1376190 1557846 1559682 1830887 2336769 2339523 2596410 2599470 2883203 3661774 3894615 3899205 4673538 4679046 5492661 5766406 7789230 7798410 8649609 9154435 10985322 11683845 11697615 14416015 16477983 17299218 18308870 23367690 23395230 25948827 27463305 28832030 31125079 32955966 43248045 49014451 49433949 51897654 54926610 62250158 77846481 82389915 86496090 93375237 98028902 98867898 129744135 147043353 148301847 155625395 155692962 164779830 186750474 233539443 245072255 247169745 259488270 280125711 294086706 296603694 311250790 389232405 441130059 466876185 467078886 490144510 494339490 560251422 735216765 741509235 778464810 840377133 882260118 933752370 1167697215 1323390177 1400628555 1470433530 1483018470 1680754266 2205650295 2335394430 2521131399 2646780354 2801257110 3107015239 3110677013 3970170531 4201885665 4411300590 5042262798 6214030478 6221354026 6616950885 7940341062 8403771330 9321045717 9332031039 12605656995 13233901770 15535076195 15553385065 18642091434 18664062078 19850852655 25211313990 27963137151 27996093117 31070152390 31106770130 39701705310 46605228585 46660155195 52819259063 52881509221 55926274302 55992186234 83889411453 83988279351 93210457170 93320310390 105638518126 105763018442 139815685755 139980465585 158457777189 158644527663 167778822906 167976558702 251668234359 251964838053 264096295315 264407546105 279631371510 279960931170 316915554378 317289055326 419447057265 419941396755 475373331567 475933582989 503336468718 503929676106 528192590630 528815092210 792288885945 793222638315 838894114530 839882793510 950746663134 951867165978 1258341171795 1259824190265 1426119994701 1427800748967 1584577771890 1586445276630 2376866657835 2379667914945 2516682343590 2519648380530 2852239989402 2855601497934 4278359984103 4283402246901 4753733315670 4759335829890 5278818891061 7130599973505 7139003744835 8556719968206 8566804493802 10557637782122 14261199947010 14278007489670 15836456673183 21391799920515 21417011234505 26394094455305 31672913346366 42783599841030 42834022469010 47509370019549 52788188910610 79182283365915 89739921148037 95018740039098 142528110058647 158364566731830 179479842296074 237546850097745 269219763444111 285056220117294 427584330175941 448699605740185 475093700195490 538439526888222 712640550293235 807659290332333 855168660351882 897399211480370 1346098817220555 1425281100586470 1615318580664666 2137921650879705 2422977870996999 2692197634441110 4038296451661665 4275843301759410 4845955741993998 7268933612990997 8076592903323330 12114889354984995 14537867225981994 24229778709969990 36344668064954985 72689336129909970
• Sum of all divisors σ(n): 207194759156563200
• Sum of proper divisors (its aliquot sum) s(n): 134505423026653230
• 72689336129909970 is an abundant number, because the sum of its proper divisors (134505423026653230) is greater than itself. Its abundance is 61816086896743260

Bases of 72689336129909970

• Binary: 100000010001111101001000011101010111110110111010011010010₂
• Hexadecimal: 0x1023E90EAFB74D2
• Base-36: JVQ7W0SPF4I

Squares and roots of 72689336129909970

• 72689336129909970 squared (72689336129909970²) is 5283739587007034935036440305400900
• 72689336129909970 cubed (72689336129909970³) is 384071522862866047992498279802764543783821756973000
• The square root of 72689336129909970 is 269609599.4765579003
• The cube root of 72689336129909970 is 417340.2137628619

Scales and comparisons

• 72,689,336,129,909,970 seconds is equal to 2,311,296,046 years, 2 weeks, 4 days, 20 hours, 19 minutes, 30 seconds.
• To count from 1 to 72,689,336,129,909,970 would take you about six billion, nine hundred thirty-three million, eight hundred eighty-eight thousand, one hundred thirty-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 72689336129909970 cubic inches would be around 34778.4 feet tall.

Recreational maths with 72689336129909970

• 72689336129909970 backwards is 07990992163398627
• 72689336129909970 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 72689336129909970's digits is 90
• More coming soon!