20743645670619840

Names of 20743645670619840

• Cardinal: 20743645670619840 can be written as Twenty quadrillion, seven hundred forty-three trillion, six hundred forty-five billion, six hundred seventy million, six hundred nineteen thousand, eight hundred forty.

Scientific notation

• Scientific notation: 2.074364567061984 × 10¹⁶

Factors of 20743645670619840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 23336061

Divisors of 20743645670619840

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 90 96 108 120 135 137 144 160 180 192 216 240 270 274 288 320 360 411 432 480 540 548 576 685 720 751 822 864 960 1080 1096 1233 1370 1440 1502 1644 1728 2055 2160 2192 2253 2466 2740 2880 3004 3288 3699 3755 4110 4320 4384 4506 4932 5480 6008 6165 6576 6759 7398 7510 8220 8640 8768 9012 9864 10960 11265 12016 12330 13152 13518 14796 15020 16440 18024 18495 19728 20277 21920 22530 24032 24660 26304 27036 29592 30040 32880 33795 36048 36990 39456 40554 43840 45060 48064 49320 54072 59184 60080 65760 67590 72096 73980 78912 81108 90120 98640 101385 102887 108144 118368 120160 131520 135180 144192 147960 162216 180240 197280 202770 205774 216288 236736 240320 270360 295920 308661 324432 360480 394560 405540 411548 432576 514435 540720 591840 617322 648864 720960 811080 823096 925983 1028870 1081440 1183680 1234644 1297728 1543305 1622160 1646192 1851966 2057740 2162880 2469288 2777949 3086610 3244320 3292384 3703932 4115480 4629915 4938576 5555898 6173220 6488640 6584768 7407864 8230960 9259830 9877152 11111796 12346440 13889745 14815728 16461920 18519660 19754304 22223592 23335163 24692880 27779490 29631456 32923840 37039320 44447184 46670326 49385760 55558980 59262912 70005489 74078640 88894368 93340652 98771520 111117960 116675815 140010978 148157280 177788736 186681304 210016467 222235920 233351630 280021956 296314560 350027445 373362608 420032934 444471840 466703260 560043912 630049401 700054890 746725216 840065868 888943680 933406520 1050082335 1120087824 1260098802 1400109780 1493450432 1680131736 1866813040 2100164670 2240175648 2520197604 2800219560 3150247005 3196917331 3360263472 3733626080 4200329340 4480351296 5040395208 5600439120 6300494010 6393834662 6720526944 7467252160 8400658680 9590751993 10080790416 11200878240 12600988020 12787669324 13441053888 15984586655 16801317360 17524707413 19181503986 20161580832 22401756480 25201976040 25575338648 28772255979 31969173310 33602634720 35049414826 38363007972 40323161664 47953759965 50403952080 51150677296 52574122239 57544511958 63938346620 67205269440 70098829652 76726015944 86316767937 87623537065 95907519930 100807904160 102301354592 105148244478 115089023916 127876693240 140197659304 143861279895 153452031888 157722366717 172633535874 175247074130 191815039860 201615808320 204602709184 210296488956 230178047832 255753386480 262870611195 280395318608 287722559790 306904063776 315444733434 345267071748 350494148260 383630079720 420592977912 431583839685 460356095664 473167100151 511506772960 525741222390 560790637216 575445119580 613808127552 630889466868 690534143496 700988296520 767260159440 788611833585 841185955824 863167679370 920712191328 946334200302 1023013545920 1051482444780 1121581274432 1150890239160 1261778933736 1381068286992 1401976593040 1534520318880 1577223667170 1682371911648 1726335358740 1841424382656 1892668400604 2102964889560 2301780478320 2365835500755 2400884915581 2523557867472 2762136573984 2803953186080 3069040637760 3154447334340 3364743823296 3452670717480 3785336801208 4205929779120 4603560956640 4731671001510 4801769831162 5047115734944 5524273147968 5607906372160 6308894668680 6905341434960 7202654746743 7570673602416 8411859558240 9207121913280 9463342003020 9603539662324 10094231469888 12004424577905 12617789337360 13810682869920 14405309493486 15141347204832 16823719116480 18926684006040 19207079324648 21607964240229 24008849155810 25235578674720 27621365739840 28810618986972 30282694409664 36013273733715 37853368012080 38414158649296 43215928480458 48017698311620 50471157349440 57621237973944 64823892720687 72026547467430 75706736024160 76828317298592 86431856960916 96035396623240 108039821201145 115242475947888 129647785441374 144053094934860 151413472048320 153656634597184 172863713921832 192070793246480 216079642402290 230484951895776 259295570882748 288106189869720 324119463603435 345727427843664 384141586492960 432159284804580 460969903791552 518591141765496 576212379739440 648238927206870 691454855687328 768283172985920 864318569609160 1037182283530992 1152424759478880 1296477854413740 1382909711374656 1728637139218320 2074364567061984 2304849518957760 2592955708827480 3457274278436640 4148729134123968 5185911417654960 6914548556873280 10371822835309920 20743645670619840
• Sum of all divisors σ(n): 73811281767966720
• Sum of proper divisors (its aliquot sum) s(n): 53067636097346880
• 20743645670619840 is an abundant number, because the sum of its proper divisors (53067636097346880) is greater than itself. Its abundance is 32323990426727040

Bases of 20743645670619840

• Binary: 1001001101100100011110001011111100010110011101011000000₂
• Hexadecimal: 0x49B23C5F8B3AC0
• Base-36: 5O90B9J86O0

Squares and roots of 20743645670619840

• 20743645670619840 squared (20743645670619840²) is 430298835708225231564569801625600
• 20743645670619840 cubed (20743645670619840³) is 8925966580411684138454522018436619346991611904000
• The square root of 20743645670619840 is 144026545.0207698343
• The cube root of 20743645670619840 is 274765.1799126275

Scales and comparisons

• 20,743,645,670,619,840 seconds is equal to 659,583,768 years, 6 days, 2 hours, 24 minutes.
• To count from 1 to 20,743,645,670,619,840 would take you about one billion, nine hundred seventy-eight million, seven hundred fifty-one thousand, three hundred four 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 20743645670619840 cubic inches would be around 22897.1 feet tall.

Recreational maths with 20743645670619840

• 20743645670619840 backwards is 04891607654634702
• 20743645670619840 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 20743645670619840's digits is 72
• More coming soon!