1221998921717166720
1,221,998,921,717,166,720 is an even composite number composed of seven prime numbers multiplied together.
1221998921717166720 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of seven hundred sixty-eight divisors.
Prime factorization of 1221998921717166720:
27 × 32 × 5 × 113 × 281 × 3121 × 2140769
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 113 × 281 × 3121 × 2140769)See below for interesting mathematical facts about the number 1221998921717166720 from the Numbermatics database.
Names of 1221998921717166720
- Cardinal: 1221998921717166720 can be written as One quintillion, two hundred twenty-one quadrillion, nine hundred ninety-eight trillion, nine hundred twenty-one billion, seven hundred seventeen million, one hundred sixty-six thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 1.22199892171716672 × 1018
Factors of 1221998921717166720
Divisors of 1221998921717166720
- Number of divisors d(n): 768
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 113 120 128 144 160 180 192 226 240 281 288 320 339 360 384 452 480 562 565 576 640 678 720 843 904 960 1017 1124 1130 1152 1356 1405 1440 1686 1695 1808 1920 2034 2248 2260 2529 2712 2810 2880 3121 3372 3390 3616 4068 4215 4496 4520 5058 5085 5424 5620 5760 6242 6744 6780 7232 8136 8430 8992 9040 9363 10116 10170 10848 11240 12484 12645 13488 13560 14464 15605 16272 16860 17984 18080 18726 20232 20340 21696 22480 24968 25290 26976 27120 28089 31210 31753 32544 33720 35968 36160 37452 40464 40680 43392 44960 46815 49936 50580 53952 54240 56178 62420 63506 65088 67440 72320 74904 80928 81360 89920 93630 95259 99872 101160 107904 108480 112356 124840 127012 130176 134880 140445 149808 158765 161856 162720 179840 187260 190518 199744 202320 216960 224712 249680 254024 269760 280890 285777 299616 317530 323712 325440 352673 374520 381036 399488 404640 449424 476295 499360 508048 539520 561780 571554 599232 635060 650880 705346 749040 762072 809280 877001 898848 952590 998720 1016096 1058019 1123560 1143108 1198464 1270120 1410692 1428885 1498080 1524144 1618560 1754002 1763365 1797696 1905180 1997440 2032192 2116038 2140769 2247120 2286216 2540240 2631003 2821384 2857770 2996160 3048288 3174057 3508004 3526730 3595392 3810360 4064384 4232076 4281538 4385005 4494240 4572432 5080480 5262006 5290095 5642768 5715540 5992320 6096576 6348114 6422307 7016008 7053460 7620720 7893009 8464152 8563076 8770010 8988480 9144864 10160960 10524012 10580190 10703845 11285536 11431080 12193152 12696228 12844614 13155015 14032016 14106920 15241440 15786018 15870285 16928304 17126152 17540020 17976960 18289728 19266921 20321920 21048024 21160380 21407690 22571072 22862160 25392456 25689228 26310030 28064032 28213840 30482880 31572036 31740570 32111535 33856608 34252304 35080040 36579456 38533842 39465045 42096048 42320760 42815380 45142144 45724320 50784912 51378456 52620060 56128064 56427680 60965760 63144072 63481140 64223070 67713216 68504608 70160080 77067684 78930090 84192096 84641520 85630760 91448640 96334605 99101113 101569824 102756912 105240120 112256128 112855360 126288144 126962280 128446140 135426432 137009216 140320160 154135368 157860180 168384192 169283040 171261520 182897280 192669210 198202226 203139648 205513824 210480240 225710720 241906897 252576288 253924560 256892280 274018432 280640320 297303339 308270736 315720360 336768384 338566080 342523040 385338420 396404452 406279296 411027648 420960480 483813794 495505565 505152576 507849120 513784560 561280640 594606678 601556089 616541472 631440720 677132160 685046080 725720691 770676840 792808904 822055296 841920960 891910017 967627588 991011130 1010305152 1015698240 1027569120 1189213356 1203112178 1209534485 1233082944 1262881440 1370092160 1451441382 1486516695 1541353680 1585617808 1683841920 1783820034 1804668267 1935255176 1982022260 2031396480 2055138240 2177162073 2378426712 2406224356 2419068970 2466165888 2525762880 2902882764 2973033390 3007780445 3082707360 3171235616 3567640068 3609336534 3628603455 3870510352 3964044520 4110276480 4354324146 4459550085 4756853424 4812448712 4838137940 5051525760 5414004801 5805765528 5946066780 6015560890 6165414720 6342471232 6681340049 7135280136 7218673068 7257206910 7741020704 7928089040 8708648292 8919100170 9023341335 9513706848 9624897424 9676275880 10828009602 10885810365 11611531056 11892133560 12031121780 12330829440 12684942464 13362680098 14270560272 14437346136 14514413820 15482041408 15856178080 17417296584 17838200340 18046682670 19027413696 19249794848 19352551760 20044020147 21656019204 21771620730 23223062112 23784267120 24062243560 26725360196 27070024005 28541120544 28874692272 29028827640 30964082816 31712356160 33406700245 34834593168 35676400680 36093365340 38054827392 38499589696 38705103520 40088040294 43312038408 43543241460 46446124224 47568534240 48124487120 53450720392 54140048010 57082241088 57749384544 58057655280 60132060441 63424712320 66813400490 67975838057 69669186336 71352801360 72186730680 76999179392 77410207040 80176080588 86624076816 87086482920 92892248448 95137068480 96248974240 100220100735 106901440784 108280096020 114164482176 115498769088 116115310560 120264120882 133626800980 135951676114 139338372672 142705602720 144373461360 154820414080 160352161176 173248153632 174172965840 190274136960 192497948480 200440201470 203927514171 213802881568 216560192040 230997538176 232230621120 240528241764 267253601960 271903352228 278676745344 285411205440 288746922720 300660302205 320704322352 339879190285 346496307264 348345931680 384995896960 400880402940 407855028342 427605763136 433120384080 464461242240 481056483528 534507203920 543806704456 570822410880 577493845440 601320604410 611782542513 641408644704 679758380570 692992614528 696691863360 754991425537 801760805880 815710056684 855211526272 866240768160 962112967056 1019637570855 1069014407840 1087613408912 1154987690880 1202641208820 1223565085026 1282817289408 1359516761140 1393383726720 1509982851074 1603521611760 1631420113368 1732481536320 1877456553769 1924225934112 2039275141710 2138028815680 2175226817824 2264974276611 2405282417640 2447130170052 2565634578816 2719033522280 3019965702148 3058912712565 3207043223520 3262840226736 3464963072640 3754913107538 3774957127685 3848451868224 4078550283420 4276057631360 4350453635648 4529948553222 4810564835280 4894260340104 5438067044560 5632369661307 6039931404296 6117825425130 6414086447040 6525680453472 6794922829833 7509826215076 7549914255370 7696903736448 8157100566840 8700907271296 9059897106444 9387282768845 9621129670560 9788520680208 10876134089120 11264739322614 11324871383055 12079862808592 12235650850260 12828172894080 13051360906944 13589845659666 15019652430152 15099828510740 16314201133680 16897108983921 18119794212888 18774565537690 19242259341120 19577041360416 21752268178240 22529478645228 22649742766110 24159725617184 24471301700520 26102721813888 27179691319332 28161848306535 30039304860304 30199657021480 32628402267360 33794217967842 33974614149165 36239588425776 37549131075380 38484518682240 39154082720832 43504536356480 45058957290456 45299485532220 48319451234368 48942603401040 54359382638664 56323696613070 60078609720608 60399314042960 65256804534720 67588435935684 67949228298330 72479176851552 75098262150760 78308165441664 84485544919605 90117914580912 90598971064440 96638902468736 97885206802080 108718765277328 112647393226140 120157219441216 120798628085920 130513609069440 135176871871368 135898456596660 144958353703104 150196524301520 168971089839210 180235829161824 181197942128880 195770413604160 212152590575897 217437530554656 225294786452280 240314438882432 241597256171840 270353743742736 271796913193320 289916707406208 300393048603040 337942179678420 360471658323648 362395884257760 391540827208320 424305181151794 434875061109312 450589572904560 483194512343680 540707487485472 543593826386640 600786097206080 636457771727691 675884359356840 720943316647296 724791768515520 848610362303588 869750122218624 901179145809120 1060762952879485 1081414974970944 1087187652773280 1201572194412160 1272915543455382 1351768718713680 1449583537031040 1697220724607176 1802358291618240 1909373315183073 2121525905758970 2162829949941888 2174375305546560 2545831086910764 2703537437427360 3182288858638455 3394441449214352 3604716583236480 3818746630366146 4243051811517940 4348750611093120 5091662173821528 5407074874854720 6364577717276910 6788882898428704 7637493260732292 8486103623035880 9546866575915365 10183324347643056 10814149749709440 12729155434553820 13577765796857408 15274986521464584 16972207246071760 19093733151830730 20366648695286112 25458310869107640 27155531593714816 30549973042929168 33944414492143520 38187466303661460 40733297390572224 50916621738215280 61099946085858336 67888828984287040 76374932607322920 81466594781144448 101833243476430560 122199892171716672 135777657968574080 152749865214645840 203666486952861120 244399784343433344 305499730429291680 407332973905722240 610999460858583360 1221998921717166720
- Sum of all divisors σ(n): 4273578163475056800
- Sum of proper divisors (its aliquot sum) s(n): 3051579241757890080
- 1221998921717166720 is an abundant number, because the sum of its proper divisors (3051579241757890080) is greater than itself. Its abundance is 1829580320040723360
Bases of 1221998921717166720
- Binary: 10000111101010110100110001011011111001101110010110010100000002
- Hexadecimal: 0x10F5698B7CDCB280
- Base-36: 9A8AGQPT8680
Squares and roots of 1221998921717166720
- 1221998921717166720 squared (12219989217171667202) is 1493281364677918157548546344275558400
- 1221998921717166720 cubed (12219989217171667203) is 1824788217456755199393818059300761113964579393896448000
-
The
square root of 1221998921717166720 is 1105440600.7186305259 -
The
cube root of 1221998921717166720 is 1069112.9929386397
Scales and comparisons
How big is 1221998921717166720?- 1,221,998,921,717,166,720 seconds is equal to 38,855,785,819 years, 39 weeks, 4 days, 3 hours, 12 minutes.
-
To count from 1 to 1,221,998,921,717,166,720 would take you about one hundred thirty-five billion, nine hundred ninety-five million, two hundred fifty thousand, three hundred sixty-nine 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 1221998921717166720 cubic inches would be around 89092.7 feet tall.
Recreational maths with 1221998921717166720
- 1221998921717166720 backwards is 0276617171298991221
- The number of decimal digits it has is: 19
- The sum of 1221998921717166720's digits is 81
- More coming soon!
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The information we have on file for 1221998921717166720 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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