20985212843182080

Names of 20985212843182080

• Cardinal: 20985212843182080 can be written as Twenty quadrillion, nine hundred eighty-five trillion, two hundred twelve billion, eight hundred forty-three million, one hundred eighty-two thousand and eighty.

Scientific notation

• Scientific notation: 2.098521284318208 × 10¹⁶

Factors of 20985212843182080

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 906208

Divisors of 20985212843182080

• Number of divisors d(n): 480
• 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 81 90 96 108 120 128 135 144 160 162 180 192 216 240 256 270 288 320 324 360 384 405 432 480 512 540 576 640 648 720 768 810 864 960 1024 1080 1152 1280 1296 1440 1536 1620 1728 1920 2048 2160 2304 2560 2592 2880 3072 3240 3456 3840 4320 4608 5120 5184 5760 6144 6480 6912 7680 8640 9216 10240 10368 11520 12960 13824 15360 17280 18432 20736 23040 25920 27648 28837 30720 34560 41472 46080 51840 55296 57674 69120 82944 86511 92160 103680 115348 138240 144185 165888 173022 207360 230696 259533 276480 288370 346044 414720 432555 461392 519066 576740 692088 778599 829440 865110 877361 922784 1038132 1153480 1297665 1384176 1557198 1730220 1754722 1845568 2076264 2306960 2335797 2595330 2632083 2768352 3114396 3460440 3509444 3691136 3892995 4152528 4386805 4613920 4671594 5190660 5264166 5536704 6228792 6920880 7018888 7382272 7785990 7896249 8305056 8773610 9227840 9343188 10381320 10528332 11073408 11678985 12457584 13160415 13841760 14037776 14764544 15571980 15792498 16610112 17547220 18455680 18686376 20762640 21056664 22146816 23357970 23688747 24915168 26320830 27683520 28075552 29529088 31143960 31584996 33220224 35094440 36911360 37372752 39481245 41525280 42113328 44293632 46715940 47377494 49830336 52641660 55367040 56151104 59058176 62287920 63169992 66440448 70188880 71066241 73822720 74745504 78962490 83050560 84226656 88587264 93431880 94754988 99660672 105283320 110734080 112302208 118443735 124575840 126339984 132880896 140377760 142132482 147645440 149491008 157924980 166101120 168453312 177174528 186863760 189509976 199321344 210566640 221468160 224604416 236887470 249151680 252679968 265761792 280755520 284264964 295290880 298982016 315849960 332202240 336906624 355331205 373727520 379019952 398642688 421133280 442936320 449208832 473774940 498303360 505359936 531523584 561511040 568529928 597964032 631699920 664404480 673813248 710662410 747455040 758039904 797285376 842266560 885872640 898417664 947549880 996606720 1010719872 1123022080 1137059856 1195928064 1263399840 1328808960 1347626496 1421324820 1494910080 1516079808 1594570752 1684533120 1796835328 1895099760 1993213440 2021439744 2246044160 2274119712 2391856128 2526799680 2657617920 2695252992 2842649640 2989820160 3032159616 3369066240 3790199520 3986426880 4042879488 4492088320 4548239424 4783712256 5053599360 5390505984 5685299280 5979640320 6064319232 6738132480 7580399040 7972853760 8085758976 8984176640 9096478848 10107198720 11370598560 11959280640 12128638464 13476264960 15160798080 16171517952 18192957696 20214397440 22741197120 23918561280 24257276928 25300459157 26952529920 30321596160 36385915392 40428794880 45482394240 48514553856 50600918314 60643192320 72771830784 75901377471 80857589760 90964788480 101201836628 121286384640 126502295785 145543661568 151802754942 181929576960 202403673256 227704132413 242572769280 253004591570 303605509884 363859153920 379506887355 404807346512 455408264826 506009183140 607211019768 683112397239 727718307840 759013774710 809614693024 910816529652 1012018366280 1138520662065 1214422039536 1366224794478 1518027549420 1619229386048 1821633059304 2024036732560 2049337191717 2277041324130 2428844079072 2732449588956 3036055098840 3238458772096 3415561986195 3643266118608 4048073465120 4098674383434 4554082648260 4857688158144 5464899177912 6072110197680 6476917544192 6831123972390 7286532237216 8096146930240 8197348766868 9108165296520 9715376316288 10246685958585 10929798355824 12144220395360 12953835088384 13662247944780 14573064474432 16192293860480 16394697533736 18216330593040 19430752632576 20493371917170 21859596711648 24288440790720 25907670176768 27324495889560 29146128948864 32384587720960 32789395067472 36432661186080 38861505265152 40986743834340 43719193423296 48576881581440 51815340353536 54648991779120 58292257897728 64769175441920 65578790134944 72865322372160 77723010530304 81973487668680 87438386846592 97153763162880 109297983558240 116584515795456 129538350883840 131157580269888 145730644744320 155446021060608 163946975337360 174876773693184 194307526325760 218595967116480 233169031590912 259076701767680 262315160539776 291461289488640 327893950674720 349753547386368 388615052651520 437191934232960 466338063181824 524630321079552 582922578977280 655787901349440 699507094772736 777230105303040 874383868465920 1049260642159104 1165845157954560 1311575802698880 1399014189545472 1748767736931840 2098521284318208 2331690315909120 2623151605397760 3497535473863680 4197042568636416 5246303210795520 6995070947727360 10492606421591040 20985212843182080
• Sum of all divisors σ(n): 75220200162427320
• Sum of proper divisors (its aliquot sum) s(n): 54234987319245240
• 20985212843182080 is an abundant number, because the sum of its proper divisors (54234987319245240) is greater than itself. Its abundance is 33249774476063160

Bases of 20985212843182080

• Binary: 1001010100011011111000010011101000011011100100000000000₂
• Hexadecimal: 0x4A8DF09D0DC800
• Base-36: 5QMMXOWOW00

Squares and roots of 20985212843182080

• 20985212843182080 squared (20985212843182080²) is 440379158073654117757940033126400
• 20985212843182080 cubed (20985212843182080³) is 9241450363876957769015808490149340443586854912000
• The square root of 20985212843182080 is 144862737.9389954785
• The cube root of 20985212843182080 is 275827.6458542241

Scales and comparisons

• 20,985,212,843,182,080 seconds is equal to 667,264,856 years, 46 weeks, 1 day, 4 hours, 48 minutes.
• To count from 1 to 20,985,212,843,182,080 would take you about two billion, one million, seven hundred ninety-four thousand, five hundred seventy 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 20985212843182080 cubic inches would be around 22985.6 feet tall.

Recreational maths with 20985212843182080

• 20985212843182080 backwards is 08028134821258902
• The number of decimal digits it has is: 17
• The sum of 20985212843182080's digits is 63
• More coming soon!