21399531066756000

Names of 21399531066756000

• Cardinal: 21399531066756000 can be written as Twenty-one quadrillion, three hundred ninety-nine trillion, five hundred thirty-one billion, sixty-six million, seven hundred fifty-six thousand.

Scientific notation

• Scientific notation: 2.1399531066756 × 10¹⁶

Factors of 21399531066756000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 398

Divisors of 21399531066756000

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 32 36 40 41 45 48 50 60 72 75 80 82 90 96 100 120 123 125 144 150 160 164 180 200 205 225 240 246 250 288 300 328 347 360 369 375 400 410 450 480 492 500 600 615 656 694 720 738 750 800 820 900 984 1000 1025 1041 1125 1200 1230 1312 1388 1440 1476 1500 1640 1735 1800 1845 1968 2000 2050 2082 2250 2400 2460 2776 2952 3000 3075 3123 3280 3470 3600 3690 3936 4000 4100 4164 4500 4920 5125 5205 5552 5904 6000 6150 6246 6560 6940 7200 7380 8200 8328 8675 9000 9225 9840 10250 10410 11104 11808 12000 12300 12492 13880 14227 14760 15375 15615 16400 16656 17350 18000 18450 19680 20500 20820 24600 24984 26025 27760 28454 29520 30750 31230 32800 33312 34700 36000 36900 41000 41640 42681 43375 46125 49200 49968 52050 55520 56908 59040 61500 62460 69400 71135 73800 78075 82000 83280 85362 86750 92250 98400 99936 104100 113816 120409 123000 124920 128043 130125 138800 142270 147600 156150 164000 166560 170724 173500 184500 208200 213405 227632 240818 246000 249840 256086 260250 277600 284540 295200 312300 341448 347000 355675 361227 369000 390375 416400 426810 455264 481636 492000 499680 512172 520500 569080 602045 624600 640215 682896 694000 711350 722454 738000 780750 832800 853620 963272 1024344 1041000 1067025 1083681 1138160 1204090 1249200 1280430 1365792 1388000 1422700 1444908 1476000 1561500 1707240 1778375 1806135 1926544 2048688 2082000 2134050 2167362 2276320 2408180 2498400 2560860 2845400 2889816 3010225 3123000 3201075 3414480 3556750 3612270 3853088 4097376 4164000 4268100 4334724 4816360 4936769 5121720 5335125 5418405 5690800 5779632 6020450 6246000 6402150 6828960 7113500 7224540 8536200 8669448 9030675 9632720 9873538 10243440 10670250 10836810 11381600 11559264 12040900 12492000 12804300 14227000 14449080 14810307 15051125 16005375 17072400 17338896 18061350 19265440 19747076 20486880 21340500 21673620 24081800 24683845 25608600 27092025 28454000 28898160 29620614 30102250 32010750 34144800 34677792 36122700 39494152 41781923 42681000 43347240 44430921 45153375 48163600 49367690 51217200 54184050 56908000 57796320 59241228 60204500 64021500 72245400 74051535 78988304 83563846 85362000 86694480 88861842 90306750 96327200 98735380 102434400 108368100 118482456 120409000 123419225 125345769 128043000 135460125 144490800 148103070 157976608 167127692 170724000 173388960 177723684 180613500 197470760 208909615 216736200 222154605 236964912 240818000 246838450 250691538 256086000 270920250 288981600 296206140 334255384 355447368 361227000 370257675 376037307 394941520 417819230 433472400 444309210 473929824 481636000 493676900 501383076 512172000 541840500 592412280 617096125 626728845 668510768 710894736 722454000 740515350 752074614 789883040 835638460 866944800 888618420 987353800 1002766152 1044548075 1083681000 1110773025 1184824560 1234192250 1253457690 1337021536 1421789472 1444908000 1481030700 1504149228 1671276920 1713058843 1777236840 1851288375 1880186535 1974707600 2005532304 2089096150 2167362000 2221546050 2369649120 2468384500 2506915380 2962061400 3008298456 3133644225 3342553840 3426117686 3554473680 3702576750 3760373070 3949415200 4011064608 4178192300 4334724000 4443092100 4936769000 5013830760 5139176529 5222740375 5553865125 5924122800 6016596912 6267288450 6685107680 6852235372 7108947360 7405153500 7520746140 8356384600 8565294215 8886184200 9400932675 9873538000 10027661520 10278353058 10445480750 11107730250 11848245600 12033193824 12534576900 13704470744 14498327281 14810307000 15041492280 15417529587 15668221125 16712769200 17130588430 17772368400 18801865350 19747076000 20055323040 20556706116 20890961500 22215460500 25069153800 25695882645 27408941488 28996654562 29620614000 30082984560 30835059174 31336442250 33425538400 34261176860 35544736800 37603730700 41113412232 41781923000 42826471075 43494981843 44430921000 47004663375 50138307600 51391765290 54817882976 57993309124 59241228000 60165969120 61670118348 62672884500 68522353720 72491636405 75207461400 77087647935 82226824464 83563846000 85652942150 86989963686 88861842000 94009326750 100276615200 102783530580 115986618248 123340236696 125345769000 128479413225 130484945529 137044707440 144983272810 150414922800 154175295870 164453648928 167127692000 171305884300 173979927372 177723684000 188018653500 205567061160 214132355375 217474909215 231973236496 246680473392 250691538000 256958826450 260969891058 274089414880 289966545620 300829845600 308350591740 342611768600 347959854744 362458182025 376037307000 385438239675 411134122320 428264710750 434949818430 463946472992 493360946784 501383076000 513917652900 521939782116 579933091240 594431418521 616701183480 642397066125 652424727645 685223537200 695919709488 724916364050 752074614000 770876479350 822268244640 856529421500 869899636860 1027835305800 1043879564232 1087374546075 1159866182480 1188862837042 1233402366960 1284794132250 1304849455290 1370447074400 1391839418976 1449832728100 1504149228000 1541752958700 1713058843000 1739799273720 1783294255563 1812290910125 1927191198375 2055670611600 2087759128464 2174749092150 2319732364960 2377725674084 2466804733920 2569588264500 2609698910580 2899665456200 2972157092605 3083505917400 3262123638225 3426117686000 3479598547440 3566588511126 3624581820250 3854382396750 4111341223200 4175518256928 4349498184300 4755451348168 5139176529000 5219397821160 5349882766689 5436872730375 5799330912400 5944314185210 6167011834800 6524247276450 6852235372000 6959197094880 7133177022252 7249163640500 7708764793500 8698996368600 8916471277815 9510902696336 10278353058000 10438795642320 10699765533378 10873745460750 11598661824800 11888628370420 12334023669600 13048494552900 14266354044504 14498327281000 14860785463025 15417529587000 16310618191125 17397992737200 17832942555630 19021805392672 20556706116000 20877591284640 21399531066756 21747490921500 23777256740840 26096989105800 26749413833445 28532708089008 28996654562000 29721570926050 30835059174000 32621236382250 34795985474400 35665885111260 42799062133512 43494981843000 44582356389075 47554513481680 52193978211600 53498827666890 57065416178016 57993309124000 59443141852100 61670118348000 65242472764500 71331770222520 74303927315125 85598124267024 86989963686000 89164712778150 95109026963360 104387956423200 106997655333780 118886283704200 130484945529000 133747069167225 142663540445040 148607854630250 171196248534048 173979927372000 178329425556300 213995310667560 222911781945375 237772567408400 260969891058000 267494138334450 285327080890080 297215709260500 356658851112600 427990621335120 445823563890750 475545134816800 521939782116000 534988276668900 594431418521000 668735345836125 713317702225200 855981242670240 891647127781500 1069976553337800 1188862837042000 1337470691672250 1426635404450400 1783294255563000 2139953106675600 2377725674084000 2674941383344500 3566588511126000 4279906213351200 5349882766689000 7133177022252000 10699765533378000 21399531066756000
• Sum of all divisors σ(n): 78024153510962568
• Sum of proper divisors (its aliquot sum) s(n): 56624622444206568
• 21399531066756000 is an abundant number, because the sum of its proper divisors (56624622444206568) is greater than itself. Its abundance is 35225091377450568

Bases of 21399531066756000

• Binary: 1001100000001101100001010010111100110000000101110100000₂
• Hexadecimal: 0x4C06C297980BA0
• Base-36: 5UPI0UTMLK0

Squares and roots of 21399531066756000

• 21399531066756000 squared (21399531066756000²) is 457939929877055187328363536000000
• 21399531066756000 cubed (21399531066756000³) is 9799699756112106628816818753193852209216000000000
• The square root of 21399531066756000 is 146285785.5936659347
• The cube root of 21399531066756000 is 277631.0819363971

Scales and comparisons

• 21,399,531,066,756,000 seconds is equal to 680,438,894 years, 43 weeks, 2 hours.
• To count from 1 to 21,399,531,066,756,000 would take you about two billion, forty-one million, three hundred sixteen thousand, six hundred eighty-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 21399531066756000 cubic inches would be around 23135.9 feet tall.

Recreational maths with 21399531066756000

• 21399531066756000 backwards is 00065766013599312
• The number of decimal digits it has is: 17
• The sum of 21399531066756000's digits is 63
• More coming soon!