21389584071680

Names of 21389584071680

• Cardinal: 21389584071680 can be written as Twenty-one trillion, three hundred eighty-nine billion, five hundred eighty-four million, seventy-one thousand, six hundred eighty.

Scientific notation

• Scientific notation: 2.138958407168 × 10¹³

Factors of 21389584071680

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 148

Divisors of 21389584071680

• Number of divisors d(n): 1584
• Complete list of divisors:
  1 2 4 5 8 10 11 16 19 20 22 23 32 38 40 41 44 46 47 55 64 76 80 82 88 92 94 95 110 115 121 128 152 160 164 176 184 188 190 205 209 220 230 235 242 253 256 304 320 328 352 368 376 380 410 418 437 440 451 460 470 484 506 512 517 605 608 640 656 704 736 752 760 779 820 836 874 880 893 902 920 940 943 968 1012 1024 1034 1045 1081 1210 1216 1265 1280 1312 1408 1472 1504 1520 1558 1640 1672 1681 1748 1760 1786 1804 1840 1880 1886 1927 1936 2024 2068 2090 2162 2185 2255 2299 2420 2432 2530 2560 2585 2624 2783 2816 2944 3008 3040 3116 3280 3344 3362 3496 3520 3572 3608 3680 3760 3772 3854 3872 3895 4048 4136 4180 4324 4370 4465 4510 4598 4715 4807 4840 4864 4961 5060 5120 5170 5248 5405 5566 5632 5687 5888 6016 6080 6232 6560 6688 6724 6992 7040 7144 7216 7360 7520 7544 7708 7744 7790 8096 8272 8360 8405 8569 8648 8740 8930 9020 9196 9430 9614 9635 9680 9728 9823 9922 10120 10340 10373 10496 10810 11132 11264 11374 11495 11776 11891 12032 12160 12464 13120 13376 13448 13915 13984 14080 14288 14432 14720 15040 15088 15416 15488 15580 16192 16544 16720 16810 17138 17296 17480 17860 17917 18040 18392 18491 18860 19228 19270 19360 19456 19646 19844 20240 20539 20680 20746 20992 21197 21620 22264 22748 22990 23552 23782 24035 24064 24320 24805 24928 26240 26752 26896 27830 27968 28160 28435 28576 28864 29440 30080 30176 30832 30976 31160 31939 32384 33088 33440 33620 34276 34592 34960 35720 35834 36080 36613 36784 36982 37720 38456 38540 38663 38720 39292 39688 40480 41078 41360 41492 41984 42394 42845 43240 44321 44528 45496 45980 47564 48070 48128 48640 49115 49610 49856 51865 52480 52877 53504 53792 55660 55936 56320 56870 57152 57728 58880 59455 60160 60352 61664 61952 62320 63878 64768 66176 66880 67240 68552 69184 69920 71440 71668 72160 73226 73568 73964 75440 76912 77080 77326 77440 78584 79007 79376 80960 82156 82720 82984 84788 85690 86480 88642 89056 89585 90992 91960 92455 94259 95128 96140 97280 98230 99220 99712 102695 103730 104960 105754 105985 107008 107584 108053 111320 111872 113740 114103 114304 115456 117760 118910 120320 120704 123328 123904 124640 127756 129536 130801 132352 133760 134480 137104 138368 139840 142880 143336 144320 146452 147136 147928 150880 153824 154160 154652 154880 157168 158014 158752 159695 161920 164312 165440 165968 169576 171380 172960 177284 178112 179170 181984 183065 183920 184910 188518 190256 192280 193315 196460 197087 198440 199424 203401 205390 207460 209920 211508 211970 214016 215168 216106 221605 222640 223744 225929 227480 228206 228608 230912 233167 237820 240640 241408 246656 249280 255512 259072 261602 264385 264704 267520 268960 274208 276736 279680 285760 286672 288640 292904 294272 295856 301760 307648 308320 309304 309760 314336 316028 317504 319390 323840 328624 330880 331936 339152 342760 345920 351329 354568 356224 358340 363968 366130 367840 369820 377036 380512 384560 386630 392920 394174 395035 396880 398848 402743 406802 410780 414920 423016 423940 425293 430336 432212 443210 445280 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276615680 277498496 278104640 283531072 289189120 290745760 292103680 296418848 298453760 299406272 305915104 309169520 312019840 318108032 319820336 323222680 330249260 334850560 343221824 345260590 346873120 354413840 355544948 359760896 363274186 370523560 374257840 376113664 379786649 382393880 384290048 397635040 399775420 404515840 407575916 412408832 429027280 431154688 435500032 439752962 444431185 444967424 449701120 465193216 470142080 480362560 482606080 494671232 499231744 504542720 509469895 515511040 517156288 520706560 528398816 538943360 544375040 552416944 553231360 554996992 556209280 567062144 578378240 581491520 584207360 592837696 596907520 598812544 611830208 618339040 624039680 636216064 639640672 646445360 660498520 669701120 686443648 690521180 693746240 708827680 711089896 726548372 741047120 748515680 752227328 759573298 764787760 768580096 795270080 799550840 815151832 858054560 862309376 879505924 888862370 889934848 899402240 908185465 930386432 940284160 960725120 989342464 1009085440 1018939790 1031022080 1034312576 1041413120 1056797632 1077886720 1088750080 1099382405 1104833888 1109993984 1112418560 1134124288 1156756480 1162983040 1185675392 1193815040 1197625088 1223660416 1236678080 1248079360 1272432128 1279281344 1292890720 1320997040 1372887296 1381042360 1387492480 1417655360 1422179792 1453096744 1482094240 1497031360 1519146596 1529575520 1537160192 1590540160 1599101680 1630303664 1716109120 1759011848 1777724740 1798804480 1816370930 1860772864 1880568320 1898933245 1921450240 1978684928 2037879580 2062044160 2068625152 2113595264 2155773440 2177500160 2198764810 2209667776 2219987968 2224837120 2268248576 2325966080 2371350784 2395250176 2447320832 2473356160 2496158720 2544864256 2558562688 2585781440 2641994080 2745774592 2762084720 2774984960 2835310720 2844359584 2906193488 2964188480 2994062720 3038293192 3059151040 3181080320 3198203360 3260607328 3432218240 3518023696 3555449480 3632741860 3761136640 3797866490 3842900480 3957369856 4075759160 4137250304 4177653139 4227190528 4311546880 4397529620 4419335552 4449674240 4536497152 4651932160 4742701568 4790500352 4894641664 4946712320 5117125376 5171562880 5283988160 5491549184 5524169440 5549969920 5670621440 5688719168 5812386976 5928376960 5988125440 6076586384 6118302080 6362160640 6396406720 6521214656 6864436480 7036047392 7110898960 7265483720 7595732980 7685800960 8151518320 8274500608 8355306278 8454381056 8795059240 8838671104 9303864320 9485403136 9789283328 9893424640 10234250752 10343125760 10567976320 11048338880 11099939840 11341242880 11377438336 11624773952 11856753920 11976250880 12153172768 12236604160 12724321280 12792813440 13042429312 13728872960 14072094784 14221797920 14530967440 15191465960 16303036640 16710612556 16908762112 17590118480 17677342208 19786849280 20468501504 20686251520 20888265695 21135952640 22096677760 22682485760 22754876672 23249547904 23713507840 23952501760 24306345536 24473208320 25585626880 26084858624 27457745920 28144189568 28443595840 29061934880 30382931920 32606073280 33421225112 35180236960 35354684416 41372503040 41776531390 42271905280 44193355520 45509753344 46499095808 47427015680 48612691072 48946416640 51171253760 52169717248 56288379136 56887191680 58123869760 60765863840 65212146560 66842450224 70360473920 83553062780 84543810560 88386711040 91019506688 92998191616 97225382144 102342507520 104339434496 112576758272 113774383360 116247739520 121531727680 130424293120 133684900448 140720947840 167106125560 176773422080 185996383232 194450764288 225153516544 227548766720 232495479040 243063455360 260848586240 267369800896 281441895680 334212251120 388901528576 455097533440 464990958080 486126910720 521697172480 534739601792 562883791360 668424502240 929981916160 972253821440 1069479203584 1125767582720 1336849004480 1944507642880 2138958407168 2673698008960 4277916814336 5347396017920 10694792035840 21389584071680
• Sum of all divisors σ(n): 64846790507520
• Sum of proper divisors (its aliquot sum) s(n): 43457206435840
• 21389584071680 is an abundant number, because the sum of its proper divisors (43457206435840) is greater than itself. Its abundance is 22067622364160

Bases of 21389584071680

• Binary: 100110111010000100110100011110111110000000000₂
• Hexadecimal: 0x1374268F7C00
• Base-36: 7KY8M3DA8

Squares and roots of 21389584071680

• 21389584071680 squared (21389584071680²) is 457514306759466767378022400
• 21389584071680 cubed (21389584071680³) is 9786040728428007724559247764338245632000
• The square root of 21389584071680 is 4624887.4658395743
• The cube root of 21389584071680 is 27758.8058828535

Scales and comparisons

• 21,389,584,071,680 seconds is equal to 680,122 years, 31 weeks, 5 days, 11 hours, 1 minute, 20 seconds.
• To count from 1 to 21,389,584,071,680 would take you about one million, seven hundred thousand, three hundred six 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 21389584071680 cubic inches would be around 2313.2 feet tall.

Recreational maths with 21389584071680

• 21389584071680 backwards is 08617048598312
• The number of decimal digits it has is: 14
• The sum of 21389584071680's digits is 62
• More coming soon!