999721121472073

Names of 999721121472073

• Cardinal: 999721121472073 can be written as Nine hundred ninety-nine trillion, seven hundred twenty-one billion, one hundred twenty-one million, four hundred seventy-two thousand and seventy-three.

Scientific notation

• Scientific notation: 9.99721121472073 × 10¹⁴

Factors of 999721121472073

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 9045

Divisors of 999721121472073

• Number of divisors d(n): 320
• Complete list of divisors:
  1 7 11 13 31 49 71 77 91 143 151 217 341 343 403 497 539 637 781 923 1001 1057 1519 1661 1963 2201 2387 2401 2821 3479 3773 4433 4459 4681 5467 6461 7007 7399 8761 10153 10633 10721 11627 13741 15407 16709 19747 21593 24211 24353 26411 28613 31031 31213 32767 38269 45227 49049 51491 51793 60853 61327 71071 74431 75047 81389 96187 96371 107849 113893 116963 117931 138229 139373 151151 169477 170471 200291 217217 229369 267883 271591 314743 316589 332351 343343 360437 362551 425971 429289 497497 525329 569723 622031 669383 673309 674597 754943 797251 818741 825517 967603 975611 1058057 1186339 1252823 1322911 1402037 1520519 1533103 1605583 1875181 1901137 2203201 2216123 2326457 2523059 2981797 2987501 3005023 3482479 3530683 3655861 3677303 3988061 4320563 4354217 4685681 4713163 4722179 5284601 5580757 5778619 6829277 6842341 7406399 8086403 8304373 8769761 9260377 9814259 10643633 10731721 11239081 13307959 14552021 15422407 16285199 17197843 17661413 19282961 20872579 20912507 21035161 24377353 24714781 25591027 25741121 30243941 30479519 32799767 33055253 38837513 39065299 40450333 41010241 47526193 47804939 47896387 51844793 56604821 58130611 61388327 64822639 68699813 75122047 88950433 93155713 93926681 101864147 107956849 113996393 120384901 123629891 134980727 146108053 146387549 173003467 179137189 189176273 211707587 212112571 213356633 229598369 231386771 250678493 271862591 273457093 283152331 287071687 332683351 334634573 335274709 396233747 429718289 451112651 453758473 525854329 533133133 622653031 652089991 657486767 713049029 755697943 797974751 842694307 944865089 1024712843 1033193491 1211024269 1221046853 1253960323 1324233911 1481953109 1484787997 1493496431 1607188583 1754749451 1903038137 2009501809 2328783457 2346922963 2757463423 2773636229 2911727111 3008028023 3157788557 3176309311 3680980303 3731931931 4358571217 4602407369 4991343203 5864464463 5898860149 6614055623 7172989901 7232354437 8477169883 8547327971 8777722261 9269637377 10373671763 10393515979 12283246157 13321266959 13431515383 14066512663 16301484199 16428460741 19302243961 19415453603 20382089777 22104519899 26123523517 30509998519 32028998221 32216851583 34939402421 37852452443 41051251241 41292021043 46298389361 50626481059 59831295797 64887461639 72754611853 85982723099 93248868713 94020607681 98465588641 114110389393 135115707727 142674628439 154731639293 182864664619 213569989633 224202987547 225517961081 264967167101 287358758687 354385367413 416376976873 418819070579 454212231473 509282282971 601879061693 658144253767 945809954089 998722399073 1083121475051 1280052652333 1569420912829 1854770169707 2011511310809 2480697571891 2914638838111 2931733494053 4607009776369 6620669678623 6991056793511 10985946389803 12983391187949 14080579175663 20402471866777 32249068434583 76901624728621 90883738315643 142817303067439 999721121472073
• Sum of all divisors σ(n): 1443948493897728
• Sum of proper divisors (its aliquot sum) s(n): 444227372425655
• 999721121472073 is a deficient number, because the sum of its proper divisors (444227372425655) is less than itself. Its deficiency is 555493749046418

Bases of 999721121472073

• Binary: 11100011010011110110110110010100011101111001001001₂
• Hexadecimal: 0x38D3DB651DE49
• Base-36: 9UDDJJOUA1

Squares and roots of 999721121472073

• 999721121472073 squared (999721121472073²) is 999442320717379338730518917329
• 999721121472073 cubed (999721121472073³) is 999163597714229731365928505516386462669253017
• The square root of 999721121472073 is 31618366.8375213997
• The cube root of 999721121472073 is 99990.7031847881

Scales and comparisons

• 999,721,121,472,073 seconds is equal to 31,788,039 years, 16 weeks, 5 days, 8 hours, 1 minute, 13 seconds.
• To count from 1 to 999,721,121,472,073 would take you about seventy-nine million, four hundred seventy thousand and ninety-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 999721121472073 cubic inches would be around 8332.6 feet tall.

Recreational maths with 999721121472073

• 999721121472073 backwards is 370274121127999
• The number of decimal digits it has is: 15
• The sum of 999721121472073's digits is 64
• More coming soon!