81420323446784000
81,420,323,446,784,000 is an even composite number composed of four prime numbers multiplied together.
81420323446784000 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one thousand, two hundred twenty-four divisors.
Prime factorization of 81420323446784000:
216 × 53 × 75 × 7692
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 5 × 7 × 7 × 7 × 7 × 7 × 769 × 769)See below for interesting mathematical facts about the number 81420323446784000 from the Numbermatics database.
Names of 81420323446784000
- Cardinal: 81420323446784000 can be written as Eighty-one quadrillion, four hundred twenty trillion, three hundred twenty-three billion, four hundred forty-six million, seven hundred eighty-four thousand.
Scientific notation
- Scientific notation: 8.1420323446784 × 1016
Factors of 81420323446784000
Divisors of 81420323446784000
- Number of divisors d(n): 1224
-
Complete list of divisors:
1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 49 50 56 64 70 80 98 100 112 125 128 140 160 175 196 200 224 245 250 256 280 320 343 350 392 400 448 490 500 512 560 640 686 700 769 784 800 875 896 980 1000 1024 1120 1225 1280 1372 1400 1538 1568 1600 1715 1750 1792 1960 2000 2048 2240 2401 2450 2560 2744 2800 3076 3136 3200 3430 3500 3584 3845 3920 4000 4096 4480 4802 4900 5120 5383 5488 5600 6125 6152 6272 6400 6860 7000 7168 7690 7840 8000 8192 8575 8960 9604 9800 10240 10766 10976 11200 12005 12250 12304 12544 12800 13720 14000 14336 15380 15680 16000 16384 16807 17150 17920 19208 19225 19600 20480 21532 21952 22400 24010 24500 24608 25088 25600 26915 27440 28000 28672 30760 31360 32000 32768 33614 34300 35840 37681 38416 38450 39200 40960 42875 43064 43904 44800 48020 49000 49216 50176 51200 53830 54880 56000 57344 60025 61520 62720 64000 65536 67228 68600 71680 75362 76832 76900 78400 81920 84035 85750 86128 87808 89600 96040 96125 98000 98432 100352 102400 107660 109760 112000 114688 120050 123040 125440 128000 134456 134575 137200 143360 150724 153664 153800 156800 163840 168070 171500 172256 175616 179200 188405 192080 192250 196000 196864 200704 204800 215320 219520 224000 229376 240100 246080 250880 256000 263767 268912 269150 274400 286720 300125 301448 307328 307600 313600 327680 336140 343000 344512 351232 358400 376810 384160 384500 392000 393728 401408 409600 420175 430640 439040 448000 458752 480200 492160 501760 512000 527534 537824 538300 548800 573440 591361 600250 602896 614656 615200 627200 672280 672875 686000 689024 702464 716800 753620 768320 769000 784000 787456 802816 819200 840350 861280 878080 896000 942025 960400 984320 1003520 1024000 1055068 1075648 1076600 1097600 1146880 1182722 1200500 1205792 1229312 1230400 1254400 1318835 1344560 1345750 1372000 1378048 1404928 1433600 1507240 1536640 1538000 1568000 1574912 1605632 1638400 1680700 1722560 1756160 1792000 1846369 1884050 1920800 1968640 2007040 2048000 2100875 2110136 2151296 2153200 2195200 2293760 2365444 2401000 2411584 2458624 2460800 2508800 2637670 2689120 2691500 2744000 2756096 2809856 2867200 2956805 3014480 3073280 3076000 3136000 3149824 3211264 3361400 3445120 3512320 3584000 3692738 3768100 3841600 3937280 4014080 4096000 4139527 4201750 4220272 4302592 4306400 4390400 4710125 4730888 4802000 4823168 4917248 4921600 5017600 5275340 5378240 5383000 5488000 5512192 5619712 5734400 5913610 6028960 6146560 6152000 6272000 6299648 6594175 6722800 6890240 7024640 7168000 7385476 7536200 7683200 7874560 8028160 8192000 8279054 8403500 8440544 8605184 8612800 8780800 9231845 9420250 9461776 9604000 9646336 9834496 9843200 10035200 10550680 10756480 10766000 10976000 11024384 11239424 11468800 11827220 12057920 12293120 12304000 12544000 12599296 12924583 13188350 13445600 13780480 14049280 14336000 14770952 14784025 15072400 15366400 15749120 16056320 16558108 16807000 16881088 17210368 17225600 17561600 18463690 18840500 18923552 19208000 19292672 19668992 19686400 20070400 20697635 21101360 21512960 21532000 21952000 22048768 22478848 23654440 24115840 24586240 24608000 25088000 25198592 25849166 26376700 26891200 27560960 28098560 28672000 28976689 29541904 29568050 30144800 30732800 31498240 32970875 33116216 33614000 33762176 34420736 34451200 35123200 36927380 37681000 37847104 38416000 38585344 39337984 39372800 40140800 41395270 42202720 43025920 43064000 43904000 44097536 46159225 47308880 48231680 49172480 49216000 50176000 50397184 51698332 52753400 53782400 55121920 56197120 57344000 57953378 59083808 59136100 60289600 61465600 62996480 64622915 65941750 66232432 67228000 67524352 68841472 68902400 70246400 73854760 73920125 75362000 75694208 76832000 77170688 78675968 78745600 80281600 82790540 84405440 86051840 86128000 87808000 88195072 92318450 94617760 96463360 98344960 98432000 100352000 103396664 103488175 105506800 107564800 110243840 112394240 115906756 118167616 118272200 120579200 122931200 125992960 129245830 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662324320 675243520 688414720 689024000 702464000 724417225 738547600 756942080 771706880 786759680 787456000 811347292 827173312 827905400 844054400 860518400 881950720 923184500 927254048 945340928 946177600 964633600 983449600 1014184115 1033966640 1034881750 1055068000 1059718912 1075648000 1080389632 1101463552 1102438400 1159067560 1181676160 1182722000 1205792000 1211107328 1229312000 1234731008 1259929600 1292458300 1324648640 1350487040 1376829440 1378048000 1404928000 1419857761 1448834450 1477095200 1513884160 1543413760 1574912000 1615572875 1622694584 1654346624 1655810800 1688108800 1721036800 1763901440 1846369000 1854508096 1890681856 1892355200 1929267200 1966899200 2028368230 2067933280 2069763500 2110136000 2119437824 2151296000 2160779264 2204876800 2318135120 2363352320 2365444000 2411584000 2422214656 2458624000 2469462016 2584916600 2649297280 2700974080 2753658880 2756096000 2809856000 2839715522 2897668900 2954190400 3027768320 3086827520 3149824000 3231145750 3245389168 3308693248 3311621600 3376217600 3442073600 3622086125 3692738000 3709016192 3781363712 3784710400 3858534400 3933798400 4056736460 4135866560 4139527000 4220272000 4238875648 4302592000 4321558528 4409753600 4636270240 4726704640 4730888000 4823168000 4844429312 4917248000 5070920575 5169833200 5298594560 5401948160 5507317760 5512192000 5679431044 5795337800 5908380800 6055536640 6173655040 6299648000 6462291500 6490778336 6617386496 6623243200 6752435200 6884147200 7099288805 7244172250 7385476000 7418032384 7562727424 7569420800 7717068800 8113472920 8271733120 8279054000 8440544000 8477751296 8605184000 8643117056 8819507200 9272540480 9453409280 9461776000 9646336000 9688858624 9834496000 9939004327 10141841150 10339666400 10597189120 10803896320 11024384000 11358862088 11590675600 11816761600 12111073280 12347310080 12924583000 12981556672 13234772992 13246486400 13504870400 13768294400 14198577610 14488344500 14770952000 14836064768 15125454848 15138841600 15434137600 16226945840 16543466240 16558108000 16881088000 16955502592 17210368000 17286234112 18545080960 18906818560 18923552000 19292672000 19377717248 19668992000 19878008654 20283682300 20679332800 21194378240 21607792640 22048768000 22717724176 23181351200 23633523200 24222146560 25354602875 25849166000 25963113344 26469545984 26492972800 27009740800 27536588800 28397155220 28976689000 29541904000 29672129536 30250909696 30277683200 30868275200 32453891680 33086932480 33116216000 33762176000 33911005184 34420736000 35496444025 37090161920 37813637120 37847104000 38585344000 38755434496 39756017308 40567364600 41358665600 42388756480 43215585280 44097536000 45435448352 46362702400 47267046400 48444293120 49695021635 50709205750 51698332000 51926226688 52939091968 52985945600 54019481600 56794310440 57953378000 59083808000 59344259072 60501819392 60555366400 61736550400 64907783360 66173864960 66232432000 67524352000 67822010368 68841472000 70992888050 74180323840 75627274240 75694208000 77170688000 79512034616 81134729200 82717331200 84777512960 86431170560 90870896704 92725404800 94534092800 96888586240 99390043270 101418411500 103396664000 103852453376 105878183936 105971891200 108038963200 113588620880 115906756000 118167616000 118688518144 121003638784 121110732800 129815566720 132347729920 132464864000 135048704000 135644020736 137682944000 141985776100 148360647680 151254548480 151388416000 154341376000 159024069232 162269458400 165434662400 169555025920 177482220125 181741793408 185450809600 189068185600 193777172480 198780086540 202836823000 206793328000 207704906752 211756367872 211943782400 216077926400 227177241760 231813512000 236335232000 237377036288 242221465600 248475108175 259631133440 264695459840 264929728000 270097408000 271288041472 283971552200 296721295360 302509096960 302776832000 308682752000 318048138464 324538916800 330869324800 339110051840 354964440250 363483586816 370901619200 378136371200 397560173080 405673646000 413586656000 415409813504 423512735744 423887564800 432155852800 454354483520 463627024000 472670464000 474754072576 484442931200 496950216350 519262266880 529390919680 529859456000 540194816000 567943104400 593442590720 605018193920 605553664000 636096276928 649077833600 661738649600 678220103680 709928880500 726967173632 741803238400 756272742400 795120346160 811347292000 827173312000 830819627008 847025471488 847775129600 908708967040 927254048000 945340928000 949508145152 968885862400 993900432700 1038524533760 1058781839360 1059718912000 1080389632000 1135886208800 1186885181440 1211107328000 1242375540875 1272192553856 1298155667200 1323477299200 1356440207360 1419857761000 1453934347264 1483606476800 1512545484800 1590240692320 1622694584000 1654346624000 1661639254016 1695550259200 1817417934080 1854508096000 1890681856000 1899016290304 1987800865400 2077049067520 2117563678720 2119437824000 2160779264000 2271772417600 2373770362880 2422214656000 2484751081750 2544385107712 2596311334400 2646954598400 2839715522000 2907868694528 2967212953600 3025090969600 3180481384640 3245389168000 3308693248000 3323278508032 3391100518400 3634835868160 3709016192000 3781363712000 3975601730800 4154098135040 4235127357440 4238875648000 4543544835200 4747540725760 4844429312000 4969502163500 5088770215424 5192622668800 5293909196800 5679431044000 5815737389056 5934425907200 6360962769280 6490778336000 6617386496000 6646557016064 6782201036800 7269671736320 7418032384000 7562727424000 7951203461600 8308196270080 8477751296000 9087089670400 9495081451520 9939004327000 10177540430848 10385245337600 10587818393600 11358862088000 11631474778112 11868851814400 12721925538560 12981556672000 13234772992000 13293114032128 14539343472640 14836064768000 15125454848000 15902406923200 16616392540160 16955502592000 18174179340800 19878008654000 20355080861696 20770490675200 21175636787200 22717724176000 23262949556224 23737703628800 25443851077120 25963113344000 26469545984000 29078686945280 29672129536000 31804813846400 33232785080320 33911005184000 36348358681600 39756017308000 40710161723392 41540981350400 45435448352000 46525899112448 47475407257600 50887702154240 51926226688000 52939091968000 58157373890560 59344259072000 63609627692800 66465570160640 72696717363200 79512034616000 81420323446784 83081962700800 90870896704000 93051798224896 101775404308480 103852453376000 105878183936000 116314747781120 118688518144000 127219255385600 145393434726400 159024069232000 162840646893568 166163925401600 181741793408000 203550808616960 207704906752000 232629495562240 237377036288000 254438510771200 290786869452800 318048138464000 325681293787136 332327850803200 363483586816000 407101617233920 415409813504000 465258991124480 508877021542400 581573738905600 636096276928000 651362587574272 726967173632000 814203234467840 830819627008000 1017754043084800 1163147477811200 1272192553856000 1453934347264000 1628406468935680 1661639254016000 2035508086169600 2326294955622400 2544385107712000 2907868694528000 3256812937871360 4071016172339200 5088770215424000 5815737389056000 8142032344678400 10177540430848000 11631474778112000 16284064689356800 20355080861696000 40710161723392000 81420323446784000
- Sum of all divisors σ(n): 237400870936009248
- Sum of proper divisors (its aliquot sum) s(n): 155980547489225248
- 81420323446784000 is an abundant number, because the sum of its proper divisors (155980547489225248) is greater than itself. Its abundance is 74560224042441248
Bases of 81420323446784000
- Binary: 1001000010100001101011010010100001000101100000000000000002
- Hexadecimal: 0x121435A508B0000
- Base-36: M9P3G81RDVK
Squares and roots of 81420323446784000
- 81420323446784000 squared (814203234467840002) is 6629269070178924382079942656000000
- 81420323446784000 cubed (814203234467840003) is 539757231909729043232344893996202987618304000000000
-
The
square root of 81420323446784000 is 285342466.9529300891 -
The
cube root of 81420323446784000 is 433421.9892940557
Scales and comparisons
How big is 81420323446784000?- 81,420,323,446,784,000 seconds is equal to 2,588,914,436 years, 4 days, 3 hours, 33 minutes, 20 seconds.
-
To count from 1 to 81,420,323,446,784,000 would take you about seven billion, seven hundred sixty-six million, seven hundred forty-three thousand, three hundred eight 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 81420323446784000 cubic inches would be around 36118.5 feet tall.
Recreational maths with 81420323446784000
- 81420323446784000 backwards is 00048764432302418
- 81420323446784000 is a
Harshad number . - The number of decimal digits it has is: 17
- The sum of 81420323446784000's digits is 56
- More coming soon!
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The information we have on file for 81420323446784000 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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