28121289169305600

Names of 28121289169305600

• Cardinal: 28121289169305600 can be written as Twenty-eight quadrillion, one hundred twenty-one trillion, two hundred eighty-nine billion, one hundred sixty-nine million, three hundred five thousand, six hundred.

Scientific notation

• Scientific notation: 2.81212891693056 × 10¹⁶

Factors of 28121289169305600

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 28
• Sum of prime factors: 159656

Divisors of 28121289169305600

• Number of divisors d(n): 1260
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 27 30 32 36 40 45 48 50 54 60 64 72 75 80 81 83 90 96 100 108 120 128 135 144 150 160 162 166 180 192 200 216 225 240 249 256 270 288 300 320 324 332 360 384 400 405 415 432 450 480 498 512 540 576 600 640 648 664 675 720 747 768 800 810 830 864 900 960 996 1024 1080 1152 1200 1245 1280 1296 1328 1350 1440 1494 1536 1600 1620 1660 1728 1800 1920 1992 2025 2048 2075 2160 2241 2304 2400 2490 2560 2592 2656 2700 2880 2988 3072 3200 3240 3320 3456 3600 3735 3840 3984 4050 4096 4150 4320 4482 4608 4800 4980 5120 5184 5312 5400 5760 5976 6144 6225 6400 6480 6640 6723 6912 7200 7470 7680 7968 8100 8192 8300 8640 8964 9216 9600 9960 10240 10368 10624 10800 11205 11520 11952 12288 12450 12800 12960 13280 13446 13824 14400 14940 15360 15936 16200 16384 16600 17280 17928 18432 18675 19200 19920 20480 20736 21248 21600 22410 23040 23904 24576 24900 25600 25920 26560 26892 27648 28800 29880 30720 31872 32400 32768 33200 33615 34560 35856 36864 37350 38400 39840 40960 41472 42496 43200 44820 46080 47808 49152 49800 51200 51840 53120 53784 55296 56025 57600 59760 61440 63744 64800 65536 66400 67230 69120 71712 73728 74700 76800 79680 81920 82944 84992 86400 89640 92160 95616 98304 99600 102400 103680 106240 107568 110592 112050 115200 119520 122880 127488 129600 131072 132800 134460 138240 143424 147456 149400 153600 159360 159563 163840 165888 168075 169984 172800 179280 184320 191232 196608 199200 204800 207360 212480 215136 221184 224100 230400 239040 245760 254976 259200 262144 265600 268920 276480 286848 294912 298800 307200 318720 319126 327680 331776 336150 339968 345600 358560 368640 382464 393216 398400 409600 414720 424960 430272 442368 448200 460800 478080 478689 491520 509952 518400 524288 531200 537840 552960 573696 589824 597600 614400 637440 638252 655360 663552 672300 679936 691200 717120 737280 764928 786432 796800 797815 819200 829440 849920 860544 884736 896400 921600 956160 957378 983040 1019904 1036800 1048576 1062400 1075680 1105920 1147392 1179648 1195200 1228800 1274880 1276504 1310720 1327104 1344600 1359872 1382400 1434240 1436067 1474560 1529856 1572864 1593600 1595630 1638400 1658880 1699840 1721088 1769472 1792800 1843200 1912320 1914756 1966080 2039808 2073600 2124800 2151360 2211840 2294784 2359296 2390400 2393445 2457600 2549760 2553008 2621440 2654208 2689200 2719744 2764800 2868480 2872134 2949120 3059712 3145728 3187200 3191260 3276800 3317760 3399680 3442176 3538944 3585600 3686400 3824640 3829512 3932160 3989075 4079616 4147200 4249600 4302720 4308201 4423680 4589568 4718592 4780800 4786890 4915200 5099520 5106016 5242880 5308416 5378400 5439488 5529600 5736960 5744268 5898240 6119424 6374400 6382520 6553600 6635520 6799360 6884352 7077888 7171200 7180335 7372800 7649280 7659024 7864320 7978150 8159232 8294400 8499200 8605440 8616402 8847360 9179136 9437184 9561600 9573780 9830400 10199040 10212032 10616832 10756800 10878976 11059200 11473920 11488536 11796480 11967225 12238848 12748800 12765040 12924603 13107200 13243729 13271040 13598720 13768704 14155776 14342400 14360670 14745600 15298560 15318048 15728640 15956300 16318464 16588800 16998400 17210880 17232804 17694720 18358272 19123200 19147560 19660800 20398080 20424064 21233664 21513600 21541005 21757952 22118400 22947840 22977072 23592960 23934450 24477696 25497600 25530080 25849206 26214400 26487458 26542080 27197440 27537408 28311552 28684800 28721340 29491200 30597120 30636096 31912600 32636928 33177600 33996800 34421760 34465608 35389440 35901675 36716544 38246400 38295120 39321600 39731187 40796160 40848128 42467328 43027200 43082010 43515904 44236800 45895680 45954144 47185920 47868900 48955392 50995200 51060160 51698412 52974916 53084160 54394880 55074816 57369600 57442680 58982400 61194240 61272192 63825200 64623015 65273856 66218645 66355200 67993600 68843520 68931216 70778880 71803350 73433088 76492800 76590240 78643200 79462374 81592320 81696256 84934656 86054400 86164020 87031808 88473600 91791360 91908288 95737800 97910784 101990400 102120320 103396824 105949832 106168320 107705025 108789760 110149632 114739200 114885360 117964800 119193561 122388480 122544384 127650400 129246030 130547712 132437290 132710400 135987200 137687040 137862432 141557760 143606700 146866176 152985600 153180480 158924748 163184640 163392512 172108800 172328040 176947200 183582720 183816576 191475600 195821568 198655935 203980800 204240640 206793648 211899664 212336640 215410050 217579520 220299264 229478400 229770720 235929600 238387122 244776960 245088768 255300800 258492060 261095424 264874580 265420800 271974400 275374080 275724864 287213400 293732352 305971200 306360960 317849496 323115075 326369280 326785024 331093225 344217600 344656080 353894400 357580683 367165440 367633152 382951200 391643136 397311870 407961600 408481280 413587296 423799328 424673280 430820100 435159040 440598528 458956800 459541440 476774244 489553920 490177536 510601600 516984120 529749160 530841600 543948800 550748160 551449728 574426800 587464704 595967805 611942400 612721920 635698992 646230150 652738560 653570048 662186450 688435200 689312160 707788800 715161366 734330880 735266304 765902400 783286272 794623740 815923200 816962560 827174592 847598656 861640200 881197056 917913600 919082880 953548488 979107840 980355072 993279675 1021203200 1033968240 1059498320 1061683200 1072742049 1087897600 1101496320 1102899456 1148853600 1174929408 1191935610 1223884800 1225443840 1271397984 1292460300 1305477120 1307140096 1324372900 1376870400 1378624320 1430322732 1468661760 1470532608 1531804800 1589247480 1631846400 1633925120 1654349184 1695197312 1723280400 1762394112 1787903415 1835827200 1838165760 1907096976 1958215680 1960710144 1986559350 2042406400 2067936480 2118996640 2123366400 2145484098 2175795200 2202992640 2205798912 2297707200 2349858816 2383871220 2447769600 2450887680 2542795968 2584920600 2614280192 2648745800 2753740800 2757248640 2860645464 2937323520 2941065216 2979839025 3063609600 3178494960 3263692800 3267850240 3308698368 3390394624 3446560800 3524788224 3575806830 3671654400 3676331520 3814193952 3916431360 3921420288 3973118700 4084812800 4135872960 4237993280 4290968196 4405985280 4411597824 4595414400 4767742440 4895539200 4901775360 5085591936 5169841200 5228560384 5297491600 5363710245 5507481600 5514497280 5721290928 5874647040 5882130432 5959678050 6127219200 6356989920 6527385600 6535700480 6617396736 6780789248 6893121600 7049576448 7151613660 7343308800 7352663040 7628387904 7842840576 7946237400 8169625600 8271745920 8475986560 8581936392 8811970560 8823195648 8939517075 9190828800 9535484880 9791078400 9803550720 10171183872 10339682400 10457120768 10594983200 10727420490 11014963200 11028994560 11442581856 11749294080 11764260864 11919356100 12254438400 12713979840 13071400960 13234793472 13561578496 13786243200 14303227320 14686617600 14705326080 15256775808 15685681152 15892474800 16339251200 16543491840 16951973120 17163872784 17623941120 17646391296 17879034150 18381657600 19070969760 19582156800 19607101440 20342367744 20679364800 20914241536 21189966400 21454840980 22029926400 22057989120 22885163712 23528521728 23838712200 24508876800 25427959680 26142801920 26469586944 26818551225 27123156992 27572486400 28606454640 29373235200 29410652160 30513551616 31371362304 31784949600 32678502400 33086983680 33903946240 34327745568 35247882240 35292782592 35758068300 36763315200 38141939520 39214202880 40684735488 41358729600 41828483072 42379932800 42909681960 44059852800 44115978240 45770327424 47057043456 47677424400 49017753600 50855919360 52285603840 52939173888 53637102450 54246313984 55144972800 57212909280 58746470400 58821304320 61027103232 62742724608 63569899200 65357004800 66173967360 67807892480 68655491136 70585565184 71516136600 73526630400 76283879040 78428405760 81369470976 82717459200 83656966144 84759865600 85819363920 88119705600 88231956480 91540654848 94114086912 95354848800 98035507200 101711838720 104571207680 105878347776 107274204900 108492627968 110289945600 114425818560 117642608640 122054206464 125485449216 127139798400 130714009600 132347934720 135615784960 137310982272 141171130368 143032273200 147053260800 152567758080 156856811520 162738941952 165434918400 167313932288 169519731200 171638727840 176239411200 176463912960 183081309696 188228173824 190709697600 196071014400 203423677440 209142415360 211756695552 214548409800 216985255936 220579891200 228851637120 235285217280 244108412928 250970898432 254279596800 261428019200 264695869440 271231569920 274621964544 282342260736 286064546400 294106521600 305135516160 313713623040 325477883904 330869836800 339039462400 343277455680 352927825920 366162619392 376456347648 381419395200 392142028800 406847354880 418284830720 423513391104 429096819600 433970511872 441159782400 457703274240 470570434560 488216825856 501941796864 508559193600 522856038400 529391738880 542463139840 549243929088 564684521472 572129092800 588213043200 610271032320 627427246080 650955767808 661739673600 678078924800 686554911360 705855651840 732325238784 752912695296 762838790400 784284057600 813694709760 836569661440 847026782208 858193639200 867941023744 882319564800 915406548480 941140869120 976433651712 1017118387200 1045712076800 1058783477760 1084926279680 1098487858176 1129369042944 1144258185600 1176426086400 1220542064640 1254854492160 1301911535616 1323479347200 1356157849600 1373109822720 1411711303680 1464650477568 1505825390592 1525677580800 1568568115200 1627389419520 1694053564416 1716387278400 1735882047488 1764639129600 1830813096960 1882281738240 1952867303424 2034236774400 2091424153600 2117566955520 2169852559360 2196975716352 2258738085888 2288516371200 2352852172800 2441084129280 2509708984320 2603823071232 2646958694400 2712315699200 2746219645440 2823422607360 2929300955136 3051355161600 3137136230400 3254778839040 3388107128832 3432774556800 3471764094976 3529278259200 3661626193920 3764563476480 3905734606848 4068473548800 4182848307200 4235133911040 4339705118720 4393951432704 4517476171776 4577032742400 4705704345600 4882168258560 5207646142464 5293917388800 5424631398400 5492439290880 5646845214720 5858601910272 6102710323200 6274272460800 6509557678080 6776214257664 6865549113600 6943528189952 7058556518400 7323252387840 7529126952960 7811469213696 8136947097600 8470267822080 8679410237440 8787902865408 9154065484800 9411408691200 9764336517120 10415292284928 10587834777600 10849262796800 10984878581760 11293690429440 11717203820544 12205420646400 12548544921600 13019115356160 13552428515328 13731098227200 13887056379904 14117113036800 14646504775680 15622938427392 16273894195200 16940535644160 17358820474880 17575805730816 18308130969600 18822817382400 19528673034240 20830584569856 21175669555200 21698525593600 21969757163520 22587380858880 23434407641088 24410841292800 26038230712320 27462196454400 28234226073600 29293009551360 31245876854784 32547788390400 33881071288320 34717640949760 35151611461632 36616261939200 37645634764800 39057346068480 41661169139712 42351339110400 43397051187200 43939514327040 46868815282176 48821682585600 52076461424640 54924392908800 56468452147200 58586019102720 62491753709568 65095576780800 67762142576640 69435281899520 70303222923264 73232523878400 78114692136960 84702678220800 86794102374400 87879028654080 93737630564352 97643365171200 104152922849280 109848785817600 112936904294400 117172038205440 124983507419136 130191153561600 140606445846528 146465047756800 156229384273920 169405356441600 173588204748800 175758057308160 187475261128704 195286730342400 208305845698560 219697571635200 234344076410880 260382307123200 281212891693056 292930095513600 312458768547840 338810712883200 347176409497600 351516114616320 374950522257408 390573460684800 439395143270400 468688152821760 520764614246400 562425783386112 585860191027200 624917537095680 703032229232640 781146921369600 878790286540800 937376305643520 1041529228492800 1124851566772224 1171720382054400 1406064458465280 1562293842739200 1757580573081600 1874752611287040 2343440764108800 2812128916930560 3124587685478400 3515161146163200 4686881528217600 5624257833861120 7030322292326400 9373763056435200 14060644584652800 28121289169305600
• Sum of all divisors σ(n): 105436496585041776
• Sum of proper divisors (its aliquot sum) s(n): 77315207415736176
• 28121289169305600 is an abundant number, because the sum of its proper divisors (77315207415736176) is greater than itself. Its abundance is 49193918246430576

Bases of 28121289169305600

• Binary: 1100011111010000010100111011011100100000000000000000000₂
• Hexadecimal: 0x63E829DB900000
• Base-36: 7OW5XWD8G00

Squares and roots of 28121289169305600

• 28121289169305600 squared (28121289169305600²) is 790806904543704442501186191360000
• 28121289169305600 cubed (28121289169305600³) is 22238509639756963216074346590372691879919616000000
• The square root of 28121289169305600 is 167694034.3879459535
• The cube root of 28121289169305600 is 304096.7243626333

Scales and comparisons

• 28,121,289,169,305,600 seconds is equal to 894,170,010 years, 37 weeks, 5 days.
• To count from 1 to 28,121,289,169,305,600 would take you about two billion, six hundred eighty-two million, five hundred ten thousand and thirty-two 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 28121289169305600 cubic inches would be around 25341.4 feet tall.

Recreational maths with 28121289169305600

• 28121289169305600 backwards is 00650396198212182
• The number of decimal digits it has is: 17
• The sum of 28121289169305600's digits is 63
• More coming soon!