21047448467484672

Names of 21047448467484672

• Cardinal: 21047448467484672 can be written as Twenty-one quadrillion, forty-seven trillion, four hundred forty-eight billion, four hundred sixty-seven million, four hundred eighty-four thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 2.1047448467484672 × 10¹⁶

Factors of 21047448467484672

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 76030

Divisors of 21047448467484672

• Number of divisors d(n): 832
• Complete list of divisors:
  1 2 3 4 6 8 12 16 19 24 32 38 48 53 57 64 76 96 106 113 114 128 152 159 192 199 212 226 228 256 304 318 339 384 398 424 452 456 512 597 608 636 678 768 796 848 904 912 1007 1024 1194 1216 1272 1356 1536 1592 1696 1808 1824 2014 2048 2147 2388 2432 2544 2712 3021 3072 3184 3392 3616 3648 3781 4028 4096 4294 4776 4864 5088 5424 5989 6042 6144 6368 6441 6784 7232 7296 7562 8056 8588 9552 9728 10176 10547 10848 11343 11978 12084 12288 12736 12882 13568 14464 14592 15124 16112 17176 17967 19104 19456 20352 21094 21696 22487 22686 23956 24168 25472 25764 27136 28928 29184 30248 31641 32224 34352 35934 38208 38912 40704 42188 43392 44974 45372 47912 48336 50944 51528 54272 57856 58368 60496 63282 64448 67461 68704 71868 75641 76416 77824 81408 84376 86784 89948 90744 95824 96672 101888 103056 108544 113791 115712 116736 120992 126564 128896 134922 137408 143736 151282 152832 162816 168752 173568 179896 181488 191648 193344 200393 203776 206112 217088 226923 227582 231424 233472 241984 253128 257792 269844 274816 287472 302564 305664 325632 337504 341373 347136 359792 362976 383296 386688 400786 407552 412224 427253 453846 455164 462848 483968 506256 515584 539688 549632 574944 601179 605128 611328 651264 675008 682746 694272 719584 725952 766592 773376 801572 815104 824448 854506 907692 910328 967936 1012512 1031168 1079376 1099264 1149888 1191811 1202358 1210256 1222656 1281759 1350016 1365492 1388544 1437179 1439168 1451904 1533184 1546752 1603144 1648896 1709012 1815384 1820656 1935872 2025024 2062336 2158752 2198528 2299776 2383622 2404716 2420512 2445312 2563518 2700032 2730984 2874358 2878336 2903808 3066368 3093504 3206288 3297792 3418024 3575433 3630768 3641312 3871744 4008973 4050048 4124672 4311537 4317504 4397056 4599552 4767244 4809432 4841024 5127036 5400064 5461968 5748716 5756672 5807616 6132736 6187008 6412576 6595584 6836048 7150866 7261536 7282624 7743488 8017946 8100096 8547433 8623074 8635008 8794112 9199104 9534488 9618864 9682048 10254072 10800128 10923936 11497432 11513344 11615232 12026919 12265472 12374016 12825152 13191168 13672096 14301732 14523072 14565248 15052559 15486976 16035892 16200192 17094866 17246148 17270016 18398208 19068976 19237728 19364096 20508144 21600256 21847872 22644409 22994864 23026688 23230464 24053838 24530944 25642299 25650304 26382336 27344192 28603464 29046144 29130496 30105118 32071784 32400384 34189732 34492296 34540032 36796416 38137952 38475456 38728192 41016288 43200512 43695744 45157677 45288818 45989728 46053376 46460928 48107676 51284598 51300608 54688384 57206928 58092288 58260992 60210236 64143568 64800768 67933227 68379464 68984592 69080064 73592832 76170487 76275904 76950912 77456384 82032576 87391488 90315354 90577636 91979456 92106752 96215352 102569196 102601216 109376768 114413856 116184576 116521984 120420472 128287136 129601536 135866454 136758928 137969184 138160128 152340974 152551808 153901824 154912768 162401227 164065152 174782976 180630708 181155272 183958912 192430704 205138392 205202432 218753536 228511461 228827712 232369152 233043968 240840944 256574272 271732908 273517856 275938368 276320256 285998621 304681948 305103616 307803648 309825536 324802454 328130304 349565952 361261416 362310544 367917824 384861408 410276784 410404864 437507072 453013949 457022922 457655424 464738304 466087936 481681888 487203681 513148544 543465816 547035712 551876736 571997242 609363896 610207232 615607296 649604908 656260608 699131904 722522832 724621088 735835648 769722816 797785627 820553568 820809728 857995863 875014144 906027898 914045844 915310848 929476608 963363776 974407362 1026297088 1086931632 1094071424 1103753472 1143994484 1218727792 1220414464 1231214592 1299209816 1312521216 1359041847 1398263808 1445045664 1449242176 1471671296 1539445632 1595571254 1641107136 1700939167 1715991726 1750028288 1812055796 1828091688 1830621696 1926727552 1948814724 2052594176 2173863264 2188142848 2207506944 2287988968 2393356881 2437455584 2440828928 2462429184 2598419632 2625042432 2718083694 2890091328 2898484352 2943342592 3078891264 3191142508 3282214272 3401878334 3431983452 3624111592 3656183376 3661243392 3853455104 3897629448 4105188352 4347726528 4376285696 4415013888 4575977936 4786713762 4874911168 4881657856 5102817501 5196839264 5250084864 5436167388 5780182656 5796968704 5886685184 6157782528 6382285016 6564428544 6803756668 6863966904 7248223184 7312366752 7322486784 7706910208 7795258896 8210376704 8607265031 8695453056 8752571392 8830027776 9151955872 9573427524 9749822336 10205635002 10393678528 10872334776 11560365312 11593937408 12315565056 12764570032 13128857088 13607513336 13727933808 14496446368 14624733504 14644973568 15157926913 15413820416 15590517792 16420753408 17214530062 17390906112 17505142784 17660055552 18303911744 19146855048 19499644672 20411270004 20787357056 21744669552 23120730624 23187874816 24631130112 25529140064 25821795093 26257714176 27215026672 27455867616 28992892736 29249467008 30315853826 30827640832 31181035584 32317844173 34429060124 34781812224 35010285568 36607823488 38293710096 38999289344 40822540008 41574714112 43489339104 45473780739 46241461248 46375749632 49262260224 51058280128 51643590186 52515428352 54430053344 54911735232 57985785472 58498934016 60631707652 61655281664 62362071168 64635688346 68858120248 69563624448 73215646976 76587420192 77998578688 81645080016 83149428224 86978678208 90149775851 90947561478 92482922496 92751499264 96953532519 102116560256 103287180372 105030856704 108860106688 109823470464 115971570944 116997868032 121263415304 124724142336 129271376692 137716240496 139127248896 146431293952 153174840384 155997157376 163290160032 166298856448 173957356416 180299551702 181895122956 184965844992 193907065038 204233120512 206574360744 217720213376 219646940928 231943141888 233995736064 242526830608 249448284672 258542753384 270449327553 275432480992 278254497792 292862587904 306349680768 311994314752 326580320064 332597712896 347914712832 360599103404 363790245912 387814130076 408466241024 413148721488 435440426752 439293881856 463886283776 467991472128 485053661216 498896569344 517085506768 540898655106 550864961984 585725175808 612699361536 653160640128 665195425792 695829425664 721198206808 727580491824 775628260152 816932482048 826297442976 870880853504 878587763712 927772567552 935982944256 970107322432 997793138688 1034171013536 1081797310212 1101729923968 1171450351616 1225398723072 1306321280256 1391658851328 1442396413616 1455160983648 1551256520304 1633864964096 1652594885952 1712845741169 1741761707008 1757175527424 1855545135104 1940214644864 1995586277376 2068342027072 2163594620424 2203459847936 2450797446144 2612642560512 2783317702656 2884792827232 2910321967296 3102513040608 3267729928192 3305189771904 3425691482338 3483523414016 3514351054848 3880429289728 4136684054144 4327189240848 4406919695872 4901594892288 5138537223507 5225285121024 5566635405312 5769585654464 5820643934592 6205026081216 6610379543808 6851382964676 6967046828032 7760858579456 8273368108288 8654378481696 8813839391744 9803189784576 10277074447014 10450570242048 11539171308928 11641287869184 12410052162432 13220759087616 13702765929352 15521717158912 16546736216576 17308756963392 17627678783488 20554148894028 20901140484096 23078342617856 23282575738368 24820104324864 26441518175232 27405531858704 31043434317824 33093472433152 34617513926784 35255357566976 41108297788056 46156685235712 46565151476736 49640208649728 52883036350464 54811063717408 62086868635648 66186944866304 69235027853568 82216595576112 92313370471424 93130302953472 99280417299456 105766072700928 109622127434816 132373889732608 138470055707136 164433191152224 184626740942848 186260605906944 198560834598912 219244254869632 276940111414272 328866382304448 369253481885696 397121669197824 438488509739264 553880222828544 657732764608896 876977019478528 1107760445657088 1315465529217792 1753954038957056 2630931058435584 3507908077914112 5261862116871168 7015816155828224 10523724233742336 21047448467484672
• Sum of all divisors σ(n): 61026508432512000
• Sum of proper divisors (its aliquot sum) s(n): 39979059965027328
• 21047448467484672 is an abundant number, because the sum of its proper divisors (39979059965027328) is greater than itself. Its abundance is 18931611497542656

Bases of 21047448467484672

• Binary: 1001010110001101000101011111001010101010011000000000000₂
• Hexadecimal: 0x4AC68AF9553000
• Base-36: 5R8P4CCIWAO

Squares and roots of 21047448467484672

• 21047448467484672 squared (21047448467484672²) is 442995086991422867976030554947584
• 21047448467484672 cubed (21047448467484672³) is 9323916264800862199533154600744364807281283432448
• The square root of 21047448467484672 is 145077387.8572559353
• The cube root of 21047448467484672 is 276100.0497892425

Scales and comparisons

• 21,047,448,467,484,672 seconds is equal to 669,243,757 years, 12 weeks, 22 hours, 11 minutes, 12 seconds.
• To count from 1 to 21,047,448,467,484,672 would take you about two billion, seven million, seven hundred thirty-one thousand, two hundred seventy-one 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 21047448467484672 cubic inches would be around 23008.3 feet tall.

Recreational maths with 21047448467484672

• 21047448467484672 backwards is 27648476484474012
• The number of decimal digits it has is: 17
• The sum of 21047448467484672's digits is 78
• More coming soon!