21135768076800

Names of 21135768076800

• Cardinal: 21135768076800 can be written as Twenty-one trillion, one hundred thirty-five billion, seven hundred sixty-eight million, seventy-six thousand, eight hundred.

Scientific notation

• Scientific notation: 2.11357680768 × 10¹³

Factors of 21135768076800

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 9937

Divisors of 21135768076800

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 25 26 30 32 36 39 40 45 48 50 52 60 64 65 72 75 78 80 90 96 100 104 117 120 128 130 144 150 156 160 180 192 195 200 208 225 234 240 256 260 288 300 312 320 325 360 384 390 400 416 450 468 480 512 520 576 585 600 624 640 650 720 768 780 800 832 900 936 960 975 1040 1152 1170 1200 1248 1280 1300 1440 1536 1560 1600 1664 1723 1800 1872 1920 1950 2080 2304 2340 2400 2496 2560 2600 2880 2925 3120 3200 3328 3446 3600 3744 3840 3900 4160 4608 4680 4800 4992 5169 5200 5760 5850 6240 6400 6656 6892 7200 7488 7680 7800 8191 8320 8615 9360 9600 9984 10338 10400 11520 11700 12480 12800 13784 14400 14976 15507 15600 16382 16640 17230 18720 19200 19968 20676 20800 22399 23040 23400 24573 24960 25845 27568 28800 29952 31014 31200 32764 33280 34460 37440 38400 40955 41352 41600 43075 44798 46800 49146 49920 51690 55136 57600 59904 62028 62400 65528 67197 68920 73719 74880 77535 81910 82704 83200 86150 89596 93600 98292 99840 103380 106483 110272 111995 115200 122865 124056 124800 129225 131056 134394 137840 147438 149760 155070 163820 165408 166400 172300 179192 187200 196584 201591 204775 206760 212966 220544 223990 245730 248112 249600 258450 262112 268788 275680 294876 299520 310140 319449 327640 330816 335985 344600 358384 368595 374400 387675 393168 403182 409550 413520 425932 441088 447980 491460 496224 499200 516900 524224 532415 537576 551360 559975 589752 614325 620280 638898 655280 661632 671970 689200 716768 737190 748800 775350 786336 806364 819100 827040 851864 882176 895960 958347 982920 992448 1007955 1033800 1048448 1064830 1075152 1102720 1119950 1179504 1228650 1240560 1277796 1310560 1323264 1343940 1378400 1433536 1474380 1497600 1550700 1572672 1597245 1612728 1638200 1654080 1679925 1703728 1791920 1842975 1916694 1965840 1984896 2015910 2067600 2096896 2129660 2150304 2205440 2239900 2359008 2457300 2481120 2555592 2621120 2646528 2662075 2687880 2756800 2867072 2948760 3101400 3145344 3194490 3225456 3276400 3308160 3359850 3407456 3583840 3685950 3833388 3931680 3969792 4031820 4135200 4193792 4259320 4300608 4410880 4479800 4718016 4791735 4914600 4962240 5039775 5111184 5242240 5324150 5375760 5513600 5734144 5897520 6202800 6290688 6388980 6450912 6552800 6616320 6719700 6814912 7167680 7371900 7666776 7863360 7939584 7986225 8063640 8270400 8518640 8601216 8959600 9436032 9583470 9829200 9924480 10079550 10222368 10484480 10648300 10751520 11027200 11468288 11795040 12405600 12581376 12777960 12901824 13105600 13232640 13439400 13629824 14113093 14335360 14743800 15333552 15726720 15972450 16127280 16540800 17037280 17202432 17919200 18872064 19166940 19658400 19848960 20159100 20444736 20968960 21296600 21503040 22054400 23590080 23958675 24811200 25555920 25803648 26211200 26878800 27259648 28226186 28670720 29487600 30667104 31453440 31944900 32254560 33081600 34074560 34404864 35838400 37744128 38333880 39316800 39697920 40318200 40889472 42339279 42593200 43006080 47180160 47917350 49622400 51111840 51607296 52422400 53757600 54519296 56452372 57341440 58975200 61334208 62906880 63889800 64509120 66163200 68149120 70565465 71676800 76667760 78633600 80636400 81778944 84678558 85186400 86012160 94360320 95834700 99244800 102223680 103214592 104844800 107515200 112904744 117950400 122668416 127017837 127779600 129018240 136298240 141130930 143353600 153335520 157267200 161272800 163557888 169357116 170372800 172024320 183470209 188720640 191669400 198489600 204447360 211696395 215030400 225809488 235900800 245336832 254035674 255559200 258036480 272596480 282261860 286707200 306671040 314534400 322545600 338714232 340745600 352827325 366940418 383338800 408894720 423392790 430060800 451618976 471801600 490673664 508071348 511118400 516072960 550410627 564523720 613342080 635089185 645091200 677428464 681491200 705654650 733880836 766677600 817789440 846785580 860121600 903237952 917351045 943603200 1016142696 1022236800 1058481975 1100821254 1129047440 1226684160 1270178370 1290182400 1354856928 1362982400 1411309300 1467761672 1533355200 1651231881 1693571160 1806475904 1834702090 2032285392 2044473600 2116963950 2201642508 2258094880 2453368320 2540356740 2580364800 2709713856 2752053135 2822618600 2935523344 3066710400 3175445925 3302463762 3387142320 3612951808 3669404180 4064570784 4088947200 4233927900 4403285016 4516189760 4586755225 5080713480 5419427712 5504106270 5645237200 5871046688 6133420800 6350891850 6604927524 6774284640 7225903616 7338808360 8129141568 8256159405 8467855800 8806570032 9032379520 9173510450 10161426960 10838855424 11008212540 11290474400 11742093376 12266841600 12701783700 13209855048 13548569280 13760265675 14677616720 16258283136 16512318810 16935711600 17613140064 18064759040 18347020900 20322853920 21677710848 22016425080 22580948800 23484186752 25403567400 26419710096 27097138560 27520531350 29355233440 32516566272 33024637620 33871423200 35226280128 36129518080 36694041800 40645707840 41280797025 44032850160 45161897600 46968373504 50807134800 52839420192 54194277120 55041062700 58710466880 65033132544 66049275240 67742846400 70452560256 73388083600 81291415680 82561594050 88065700320 90323795200 93936747008 101614269600 105678840384 108388554240 110082125400 117420933760 132098550480 135485692800 140905120512 146776167200 162582831360 165123188100 176131400640 180647590400 203228539200 211357680768 220164250800 234841867520 264197100960 270971385600 281810241024 293552334400 325165662720 330246376200 352262801280 406457078400 422715361536 440328501600 469683735040 528394201920 541942771200 587104668800 660492752400 704525602560 812914156800 845430723072 880657003200 1056788403840 1174209337600 1320985504800 1409051205120 1625828313600 1761314006400 2113576807680 2348418675200 2641971009600 3522628012800 4227153615360 5283942019200 7045256025600 10567884038400 21135768076800
• Sum of all divisors σ(n): 81514697392128
• Sum of proper divisors (its aliquot sum) s(n): 60378929315328
• 21135768076800 is an abundant number, because the sum of its proper divisors (60378929315328) is greater than itself. Its abundance is 39243161238528

Bases of 21135768076800

• Binary: 100110011100100001101111100101100001000000000₂
• Hexadecimal: 0x13390DF2C200
• Base-36: 7HPMYLQ80

Squares and roots of 21135768076800

• 21135768076800 squared (21135768076800²) is 446720692196277970698240000
• 21135768076800 cubed (21135768076800³) is 9441784945368090812862946797944832000000
• The square root of 21135768076800 is 4597365.3408011855
• The cube root of 21135768076800 is 27648.5702545221

Scales and comparisons

• 21,135,768,076,800 seconds is equal to 672,052 years, 2 weeks, 3 days, 8 hours.
• To count from 1 to 21,135,768,076,800 would take you about one million, six hundred eighty thousand, one hundred thirty 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 21135768076800 cubic inches would be around 2304 feet tall.

Recreational maths with 21135768076800

• 21135768076800 backwards is 00867086753112
• The number of decimal digits it has is: 14
• The sum of 21135768076800's digits is 54
• More coming soon!