21104145690425600

Names of 21104145690425600

• Cardinal: 21104145690425600 can be written as Twenty-one quadrillion, one hundred four trillion, one hundred forty-five billion, six hundred ninety million, four hundred twenty-five thousand, six hundred.

Scientific notation

• Scientific notation: 2.11041456904256 × 10¹⁶

Factors of 21104145690425600

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 638

Divisors of 21104145690425600

• Number of divisors d(n): 1296
• Complete list of divisors:
  1 2 4 5 8 10 11 16 19 20 22 25 32 38 40 44 50 55 64 76 80 88 95 100 110 121 128 152 160 176 190 200 209 220 242 256 275 304 320 352 361 380 400 418 440 475 484 550 601 605 608 640 704 722 760 800 836 880 950 968 1045 1100 1202 1210 1216 1280 1331 1408 1444 1520 1600 1672 1760 1805 1900 1936 2090 2200 2299 2404 2420 2432 2662 2816 2888 3005 3025 3040 3200 3344 3520 3610 3800 3872 3971 4180 4400 4598 4808 4840 4864 5225 5324 5776 6010 6050 6080 6400 6611 6655 6688 6859 7040 7220 7600 7744 7942 8360 8800 9025 9196 9616 9680 10450 10648 11419 11495 11552 12020 12100 12160 13222 13310 13376 13718 14080 14440 15025 15200 15488 15884 16720 17600 18050 18392 19232 19360 19855 20900 21296 22838 22990 23104 24040 24200 24320 25289 26444 26620 26752 27436 28880 30050 30400 30976 31768 33055 33275 33440 34295 35200 36100 36784 38464 38720 39710 41800 42592 43681 45676 45980 46208 48080 48400 50578 52888 53240 53504 54872 57095 57475 57760 60100 60800 63536 66110 66550 66880 68590 70400 72200 72721 73568 75449 76928 77440 79420 83600 85184 87362 91352 91960 92416 96160 96800 99275 101156 105776 106480 109744 114190 114950 115520 120200 121600 125609 126445 127072 132220 133100 133760 137180 144400 145442 147136 150898 153856 154880 158840 165275 167200 170368 171475 174724 182704 183920 192320 193600 198550 202312 211552 212960 216961 218405 219488 228380 229900 231040 240400 251218 252890 254144 264440 266200 267520 274360 285475 288800 290884 294272 301796 317680 330550 334400 340736 342950 349448 361201 363605 365408 367840 377245 384640 387200 397100 404624 423104 425920 433922 436810 438976 456760 459800 462080 480491 480800 502436 505780 508288 528880 532400 548720 570950 577600 581768 588544 603592 628045 632225 635360 661100 668800 685900 698896 722402 727210 730816 735680 754490 769280 774400 794200 799931 809248 829939 846208 851840 867844 873620 877952 913520 919600 960982 961600 1004872 1011560 1016576 1057760 1064800 1084805 1092025 1097440 1141900 1155200 1163536 1207184 1256090 1264450 1270720 1322200 1337600 1371800 1381699 1397792 1444804 1454420 1461632 1471360 1508980 1588400 1599862 1618496 1659878 1692416 1703680 1735688 1747240 1755904 1806005 1818025 1827040 1839200 1886225 1921964 1923200 2009744 2023120 2115520 2129600 2169610 2184050 2194880 2283800 2310400 2327072 2386571 2402455 2414368 2512180 2528900 2541440 2644400 2743600 2763398 2795584 2889608 2908840 2923264 2942720 3017960 3140225 3176800 3199724 3236992 3319756 3471376 3494480 3612010 3636050 3654080 3678400 3772450 3843928 3846400 3973211 3999655 4019488 4046240 4122259 4149695 4231040 4259200 4339220 4368100 4389760 4567600 4654144 4773142 4804910 4828736 5024360 5057800 5082880 5288800 5424025 5487200 5526796 5591168 5779216 5817680 6035920 6280450 6353600 6399448 6473984 6639512 6862819 6908495 6942752 6988960 7224020 7272100 7308160 7356800 7544900 7687856 7946422 7999310 8038976 8092480 8244518 8299390 8462080 8518400 8678440 8736200 8779520 9030025 9129329 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4954955318 4987933390 5085710080 5119558400 5215742440 5250456200 5276491520 5311609600 5486726729 5490255200 5594281088 5737316684 5775501820 5804140672 5842770560 6039280720 6079475600 6357137600 6519678050 6595614400 6643208792 6720583936 6992851360 7171645855 7219377275 7255175840 7303463200 7549100900 7637027200 7692136496 7980693424 8304010990 8345187904 8400729920 8741064200 8784408320 8842873600 9068969800 9134412089 9240802912 9615170620 9662849152 9727160960 9909910636 9975866780 10431484880 10500912400 10973453458 10980510400 11188562176 11474633368 11551003640 11608281344 11685541120 12018963275 12078561440 12158951200 12387388295 12469833475 12714275200 13039356100 13191228800 13286417584 13985702720 14343291710 14438754550 14510351680 14606926400 15098201800 15274054400 15384272992 15777620881 15961386848 16608021980 16690375808 16801459840 17482128400 18137939600 18268824178 18481605824 19230341240 19325698304 19454321920 19819821272 19951733560 20760027475 20862969760 21001824800 21946906916 21961020800 22949266736 23102007280 24037926550 24157122880 24317902400 24774776590 24939666950 25428550400 26078712200 26382457600 26572835168 27252254249 27433633645 27971405440 28686583420 28877509100 29020703360 29213852800 30196403600 30768545984 31555241762 31922773696 33216043960 33380751616 33602919680 34964256800 35858229275 36275879200 36537648356 36963211648 38460682480 39639642544 39903467120 41520054950 41725939520 42003649600 43893813832 43922041600 45672060445 45898533472 46204014560 48075853100 48314245760 48635804800 49549553180 49879333900 52157424400 53145670336 54504508498 54867267290 55942810880 57373166840 57755018200 58041406720 58427705600 60392807200 61537091968 61936941475 63110483524 63845547392 66432087920 69928513600 71716458550 72551758400 73075296712 73926423296 76921364960 78888104405 79279285088 79806934240 83040109900 83451879040 84007299200 87787627664 91344120890 91797066944 92408029120 96151706200 96628491520 97271609600 99099106360 99758667800 104314848800 106291340672 109009016996 109734534580 114746333680 115510036400 120785614400 123074183936 123873882950 126220967048 127691094784 132864175840 136261271245 137168168225 139857027200 143432917100 145103516800 146150593424 153842729920 157776208810 158558570176 159613868480 166080219800 166903758080 168014598400 173553829691 175575255328 182688241780 183594133888 184816058240 192303412400 198198212720 199517335600 208629697600 212582681344 218018033992 219469069160 228360302225 229492667360 231020072800 241571228800 247747765900 252441934096 265728351680 272522542490 274336336450 279714054400 286865834200 290207033600 292301186848 299774796739 307685459840 315552417620 317117140352 319227736960 332160439600 347107659382 351150510656 365376483560 367188267776 369632116480 384606824800 394440522025 396396425440 399034671200 417259395200 436036067984 438938138320 456720604450 458985334720 462040145600 483142457600 495495531800 504883868192 531456703360 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4039070945536 4338845742275 4360360679840 4389381383200 4589853347200 4796396747824 5048838681920 5314567033600 5450450849800 5553722550112 5846023736960 5995495934780 6311048352400 6595045528258 6942153187640 6976577087744 7023010213120 7307529671200 7494369918475 7927928508800 8677691484550 8720721359680 8778762766400 9179706694400 9592793495648 10097677363840 10900901699600 11107445100224 11692047473920 11990991869560 12622096704800 13190091056516 13884306375280 14615059342400 14988739836950 15855857017600 16487613820645 17355382969100 17441442719360 17557525532800 19185586991296 20195354727680 21801803399200 22214890200448 23981983739120 25244193409600 26380182113032 27768612750560 29230118684800 29977479673900 32975227641290 34710765938200 34882885438720 35115051065600 38371173982592 43603606798400 44429780400896 47963967478240 50488386819200 52760364226064 55537225501120 58460237369600 59954959347800 65950455282580 69421531876400 76742347965184 82438069103225 87207213596800 95927934956480 100976773638400 105520728452128 111074451002240 119909918695600 131900910565160 138843063752800 164876138206450 174414427193600 191855869912960 211041456904256 222148902004480 239819837391200 263801821130320 277686127505600 329752276412900 383711739825920 422082913808512 479639674782400 527603642260640 555372255011200 659504552825800 844165827617024 959279349564800 1055207284521280 1110744510022400 1319009105651600 1918558699129600 2110414569042560 2638018211303200 4220829138085120 5276036422606400 10552072845212800 21104145690425600
• Sum of all divisors σ(n): 60748337978153280
• Sum of proper divisors (its aliquot sum) s(n): 39644192287727680
• 21104145690425600 is an abundant number, because the sum of its proper divisors (39644192287727680) is greater than itself. Its abundance is 18540046597302080

Bases of 21104145690425600

• Binary: 1001010111110100001101111010011001010100111100100000000₂
• Hexadecimal: 0x4AFA1BD32A7900
• Base-36: 5RSSMOR6NSW

Squares and roots of 21104145690425600

• 21104145690425600 squared (21104145690425600²) is 445384965322709424911509135360000
• 21104145690425600 cubed (21104145690425600³) is 9399469196495613410109949281645708886409216000000
• The square root of 21104145690425600 is 145272659.8174123059
• The cube root of 21104145690425600 is 276347.7452261049

Scales and comparisons

• 21,104,145,690,425,600 seconds is equal to 671,046,553 years, 28 weeks, 3 days, 53 minutes, 20 seconds.
• To count from 1 to 21,104,145,690,425,600 would take you about two billion, thirteen million, one hundred thirty-nine thousand, six hundred sixty 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 21104145690425600 cubic inches would be around 23029 feet tall.

Recreational maths with 21104145690425600

• 21104145690425600 backwards is 00652409654140112
• 21104145690425600 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 21104145690425600's digits is 50
• More coming soon!