21131855424000

Names of 21131855424000

• Cardinal: 21131855424000 can be written as Twenty-one trillion, one hundred thirty-one billion, eight hundred fifty-five million, four hundred twenty-four thousand.

Scientific notation

• Scientific notation: 2.1131855424 × 10¹³

Factors of 21131855424000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 683

Divisors of 21131855424000

• Number of divisors d(n): 840
• 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 90 96 100 108 120 125 128 135 144 150 160 162 180 192 200 216 225 240 243 250 256 270 288 300 320 324 360 375 384 400 405 432 450 480 486 500 512 540 576 600 640 648 673 675 720 729 750 768 800 810 864 900 960 972 1000 1080 1125 1152 1200 1215 1280 1296 1346 1350 1440 1458 1500 1536 1600 1620 1728 1800 1920 1944 2000 2019 2025 2160 2250 2304 2400 2430 2560 2592 2692 2700 2880 2916 3000 3200 3240 3365 3375 3456 3600 3645 3840 3888 4000 4038 4050 4320 4500 4608 4800 4860 5184 5384 5400 5760 5832 6000 6057 6075 6400 6480 6730 6750 6912 7200 7290 7680 7776 8000 8076 8100 8640 9000 9600 9720 10095 10125 10368 10768 10800 11520 11664 12000 12114 12150 12800 12960 13460 13500 13824 14400 14580 15552 16000 16152 16200 16825 17280 18000 18171 18225 19200 19440 20190 20250 20736 21536 21600 23040 23328 24000 24228 24300 25920 26920 27000 28800 29160 30285 30375 31104 32000 32304 32400 33650 34560 36000 36342 36450 38400 38880 40380 40500 41472 43072 43200 46656 48000 48456 48600 50475 51840 53840 54000 54513 57600 58320 60570 60750 62208 64000 64608 64800 67300 69120 72000 72684 72900 77760 80760 81000 84125 86144 86400 90855 91125 93312 96000 96912 97200 100950 103680 107680 108000 109026 115200 116640 121140 121500 124416 129216 129600 134600 144000 145368 145800 151425 155520 161520 162000 163539 168250 172288 172800 181710 182250 186624 192000 193824 194400 201900 207360 215360 216000 218052 233280 242280 243000 252375 258432 259200 269200 272565 288000 290736 291600 302850 311040 323040 324000 327078 336500 344576 345600 363420 364500 373248 387648 388800 403800 430720 432000 436104 452929 454275 466560 484560 486000 490617 504750 516864 518400 538400 545130 576000 581472 583200 605700 622080 646080 648000 654156 673000 726840 729000 757125 775296 777600 807600 817695 861440 864000 872208 905858 908550 933120 969120 972000 981234 1009500 1033728 1036800 1076800 1090260 1162944 1166400 1211400 1292160 1296000 1308312 1346000 1358787 1362825 1453680 1458000 1514250 1550592 1555200 1615200 1635390 1722880 1728000 1744416 1811716 1817100 1866240 1938240 1944000 1962468 2019000 2153600 2180520 2264645 2271375 2325888 2332800 2422800 2453085 2584320 2592000 2616624 2692000 2717574 2725650 2907360 2916000 3028500 3101184 3110400 3230400 3270780 3488832 3623432 3634200 3876480 3888000 3924936 4038000 4076361 4088475 4307200 4361040 4529290 4542750 4651776 4665600 4845600 4906170 5168640 5184000 5233248 5384000 5435148 5451300 5814720 5832000 6057000 6460800 6541560 6793935 6814125 6977664 7246864 7268400 7752960 7776000 7849872 8076000 8152722 8176950 8614400 8722080 9058580 9085500 9303552 9331200 9691200 9812340 10466496 10768000 10870296 10902600 11323225 11629440 11664000 12114000 12229083 12265425 12921600 13083120 13587870 13628250 13955328 14493728 14536800 15505920 15552000 15699744 16152000 16305444 16353900 17444160 18117160 18171000 19382400 19624680 20381805 20442375 20932992 21536000 21740592 21805200 22646450 23258880 23328000 24228000 24458166 24530850 25843200 26166240 27175740 27256500 27910656 28987456 29073600 31399488 32304000 32610888 32707800 33969675 34888320 36234320 36342000 36687249 38764800 39249360 40763610 40884750 41865984 43072000 43481184 43610400 45292900 46517760 46656000 48456000 48916332 49061700 52332480 54351480 54513000 56616125 57974912 58147200 61145415 61327125 62798976 64608000 65221776 65415600 67939350 69776640 72468640 72684000 73374498 77529600 78498720 81527220 81769500 83731968 86962368 87220800 90585800 96912000 97832664 98123400 101909025 104664960 108702960 109026000 110061747 113232250 115949824 116294400 122290830 122654250 125597952 129216000 130443552 130831200 135878700 139553280 144937280 145368000 146748996 156997440 163054440 163539000 169848375 173924736 174441600 181171600 183436245 193824000 195665328 196246800 203818050 209329920 217405920 218052000 220123494 226464500 231899648 232588800 244581660 245308500 251195904 260887104 261662400 271757400 289874560 290736000 293497992 305727075 313994880 326108880 327078000 330185241 339696750 347849472 348883200 362343200 366872490 387648000 391330656 392493600 407636100 418659840 434811840 436104000 440246988 452929000 489163320 490617000 509545125 521774208 523324800 543514800 550308735 579749120 581472000 586995984 611454150 627989760 652217760 654156000 660370482 679393500 695698944 697766400 724686400 733744980 782661312 784987200 815272200 869623680 872208000 880493976 905858000 917181225 978326640 981234000 1019090250 1043548416 1046649600 1087029600 1100617470 1159498240 1162944000 1173991968 1222908300 1255979520 1304435520 1308312000 1320740964 1358787000 1449372800 1467489960 1528635375 1565322624 1569974400 1630544400 1650926205 1739247360 1744416000 1760987952 1811716000 1834362450 1956653280 1962468000 2038180500 2087096832 2093299200 2174059200 2201234940 2347983936 2445816600 2608871040 2616624000 2641481928 2717574000 2751543675 2898745600 2934979920 3057270750 3130645248 3139948800 3261088800 3301852410 3478494720 3488832000 3521975904 3623432000 3668724900 3913306560 3924936000 4076361000 4348118400 4402469880 4585906125 4695967872 4891633200 5217742080 5233248000 5282963856 5435148000 5503087350 5797491200 5869959840 6114541500 6261290496 6279897600 6522177600 6603704820 7043951808 7246864000 7337449800 7826613120 7849872000 8152722000 8254631025 8696236800 8804939760 9171812250 9391935744 9783266400 10435484160 10466496000 10565927712 10870296000 11006174700 11739919680 12229083000 13044355200 13207409640 13757718375 14087903616 14493728000 14674899600 15653226240 15699744000 16305444000 16509262050 17392473600 17609879520 18343624500 18783871488 19566532800 21131855424 21740592000 22012349400 23479839360 24458166000 26088710400 26414819280 27515436750 28175807232 28987456000 29349799200 31306452480 31399488000 32610888000 33018524100 35219759040 36687249000 39133065600 41273155125 42263710848 43481184000 44024698800 46959678720 48916332000 52177420800 52829638560 55030873500 56351614464 58699598400 65221776000 66037048200 70439518080 73374498000 78266131200 82546310250 84527421696 86962368000 88049397600 93919357440 97832664000 105659277120 110061747000 117399196800 130443552000 132074096400 140879036160 146748996000 156532262400 165092620500 169054843392 176098795200 195665328000 211318554240 220123494000 234798393600 260887104000 264148192800 281758072320 293497992000 330185241000 352197590400 391330656000 422637108480 440246988000 469596787200 528296385600 586995984000 660370482000 704395180800 782661312000 845274216960 880493976000 1056592771200 1173991968000 1320740964000 1408790361600 1760987952000 2113185542400 2347983936000 2641481928000 3521975904000 4226371084800 5282963856000 7043951808000 10565927712000 21131855424000
• Sum of all divisors σ(n): 79121827951452
• Sum of proper divisors (its aliquot sum) s(n): 57989972527452
• 21131855424000 is an abundant number, because the sum of its proper divisors (57989972527452) is greater than itself. Its abundance is 36858117103452

Bases of 21131855424000

• Binary: 100110011100000100100101111000110101000000000₂
• Hexadecimal: 0x133824BC6A00
• Base-36: 7HNU94000

Squares and roots of 21131855424000

• 21131855424000 squared (21131855424000²) is 446555313660838219776000000
• 21131855424000 cubed (21131855424000³) is 9436542327099805430959969665024000000000
• The square root of 21131855424000 is 4596939.7890335697
• The cube root of 21131855424000 is 27646.8640483809

Scales and comparisons

• 21,131,855,424,000 seconds is equal to 671,927 years, 33 weeks, 1 day.
• To count from 1 to 21,131,855,424,000 would take you about one million, six hundred seventy-nine thousand, eight hundred nineteen 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 21131855424000 cubic inches would be around 2303.9 feet tall.

Recreational maths with 21131855424000

• 21131855424000 backwards is 00042455813112
• 21131855424000 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21131855424000's digits is 36
• More coming soon!