20998618502416740

Names of 20998618502416740

• Cardinal: 20998618502416740 can be written as Twenty quadrillion, nine hundred ninety-eight trillion, six hundred eighteen billion, five hundred two million, four hundred sixteen thousand, seven hundred forty.

Scientific notation

• Scientific notation: 2.099861850241674 × 10¹⁶

Factors of 20998618502416740

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 12084

Divisors of 20998618502416740

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 27 30 31 36 45 54 60 62 81 90 93 108 124 135 155 162 180 186 243 270 279 310 324 372 405 465 486 540 558 620 810 837 930 961 972 1116 1215 1395 1620 1674 1860 1922 2430 2511 2790 2883 3348 3844 4185 4805 4860 5022 5580 5766 7533 8370 8649 9610 10044 11532 12043 12555 14415 15066 16740 17298 19220 24086 25110 25947 28830 29791 30132 34596 36129 37665 43245 48172 50220 51894 57660 59582 60215 72258 75330 77841 86490 89373 103788 108387 119164 120430 129735 144516 148955 150660 155682 172980 178746 180645 216774 233523 240860 259470 268119 297910 311364 325161 357492 361290 373333 389205 433548 446865 467046 518940 536238 541935 595820 650322 722580 746666 778410 804357 893730 934092 975483 1072476 1083870 1119999 1167615 1300644 1340595 1493332 1556820 1608714 1625805 1787460 1866665 1950966 2167740 2239998 2335230 2413071 2681190 2926449 3217428 3251610 3359997 3733330 3901932 4021785 4479996 4670460 4826142 4877415 5362380 5599995 5852898 6503220 6719994 7239213 7466660 8043570 9652284 9754830 10079991 11199990 11573323 11705796 12065355 13439988 14478426 14632245 16087140 16799985 19509660 20159982 22399980 23146646 24130710 28956852 29264490 30239973 33599970 34719969 36196065 40319964 46293292 48261420 50399955 57866615 58528980 60479946 67199940 69439938 72392130 90719919 100799910 104159907 115733230 120959892 138879876 144784260 145033849 151199865 173599845 181439838 201599820 208319814 231466460 290067698 302399730 312479721 347199690 358773013 362879676 416639628 435101547 453599595 520799535 580135396 604799460 624959442 694399380 717546026 725169245 870203094 907199190 937439163 1041599070 1076319039 1249918884 1305304641 1435092052 1450338490 1562398605 1740406188 1793865065 1814398380 1874878326 2083198140 2152638078 2175507735 2610609282 2812317489 2900676980 3124797210 3228957117 3587730130 3749756652 3915913923 4305276156 4351015470 4496049319 4687195815 5221218564 5381595195 5624634978 6249594420 6457914234 6526523205 7175460260 7831827846 8702030940 8992098638 9374391630 9686871351 10763190390 11249269956 11747741769 12915828468 13053046410 13488147957 14061587445 15663655692 16144785585 17984197276 18748783260 19373742702 19579569615 21526380780 22480246595 23495483538 26106092820 26976295914 28123174890 29060614053 32289571170 35243225307 38747485404 39159139230 40464443871 44960493190 46990967076 48434356755 53952591828 56246349780 58121228106 58738708845 64579142340 67440739785 70486450614 78318278460 80928887742 87181842159 89920986380 96868713510 116242456212 117477417690 121393331613 134881479570 139377528889 140972901228 145303070265 161857775484 174363684318 176216126535 193737427020 202322219355 234954835380 242786663226 269762959140 278755057778 290606140530 348727368636 352432253070 364179994839 404644438710 418132586667 435909210795 485573326452 557510115556 581212281060 606966658065 696887644445 704864506140 728359989678 809288877420 836265173334 871818421590 1092539984517 1213933316130 1254397760001 1393775288890 1456719979356 1672530346668 1743636843180 1820899974195 2090662933335 2185079969034 2427866632260 2508795520002 2787550577780 3641799948390 3763193280003 4181325866670 4320703395559 4370159938068 5017591040004 5462699922585 6271988800005 7283599896780 7526386560006 8362651733340 8641406791118 10925399845170 11289579840009 12543977600010 12962110186677 15052773120012 17282813582236 18815966400015 21603516977795 21850799690340 22579159680018 25087955200020 25924220373354 33868739520027 37631932800030 38886330560031 43207033955590 45158319360036 51848440746708 56447899200045 64810550933385 67737479040054 75263865600060 77772661120062 86414067911180 112895798400090 116658991680093 129621101866770 135474958080108 155545322240124 169343697600135 194431652800155 225791596800180 233317983360186 259242203733540 338687395200270 349976975040279 388863305600310 466635966720372 583294958400465 677374790400540 699953950080558 777726611200620 1049930925120837 1166589916800930 1399907900161116 1749884875201395 2099861850241674 2333179833601860 3499769750402790 4199723700483348 5249654625604185 6999539500805580 10499309251208370 20998618502416740
• Sum of all divisors σ(n): 68262338269472256
• Sum of proper divisors (its aliquot sum) s(n): 47263719767055516
• 20998618502416740 is an abundant number, because the sum of its proper divisors (47263719767055516) is greater than itself. Its abundance is 26265101264638776

Bases of 20998618502416740

• Binary: 1001010100110100010000111011100100111000100100101100100₂
• Hexadecimal: 0x4A9A21DC9C4964
• Base-36: 5QRE0602Q90

Squares and roots of 20998618502416740

• 20998618502416740 squared (20998618502416740²) is 440941979010038652553220632227600
• 20998618502416740 cubed (20998618502416740³) is 9259172398932451453571851815647648001329730024000
• The square root of 20998618502416740 is 144909000.7639854649
• The cube root of 20998618502416740 is 275886.3675894381

Scales and comparisons

• 20,998,618,502,416,740 seconds is equal to 667,691,115 years, 20 weeks, 4 hours, 39 minutes.
• To count from 1 to 20,998,618,502,416,740 would take you about two billion, three million, seventy-three thousand, three hundred forty-six 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 20998618502416740 cubic inches would be around 22990.5 feet tall.

Recreational maths with 20998618502416740

• 20998618502416740 backwards is 04761420581689902
• The number of decimal digits it has is: 17
• The sum of 20998618502416740's digits is 72
• More coming soon!