21209051893120

Names of 21209051893120

• Cardinal: 21209051893120 can be written as Twenty-one trillion, two hundred nine billion, fifty-one million, eight hundred ninety-three thousand, one hundred twenty.

Scientific notation

• Scientific notation: 2.120905189312 × 10¹³

Factors of 21209051893120

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 3038

Divisors of 21209051893120

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 26 28 32 35 40 52 56 64 65 70 73 80 91 104 112 128 130 137 140 146 160 169 182 208 224 260 274 280 292 320 338 364 365 416 448 455 511 520 548 560 584 640 676 685 728 730 832 845 896 910 949 959 1022 1040 1096 1120 1168 1183 1352 1370 1456 1460 1664 1690 1781 1820 1898 1918 2044 2080 2192 2240 2336 2366 2555 2704 2740 2801 2912 2920 3380 3562 3640 3796 3836 4088 4160 4384 4480 4672 4732 4745 4795 5110 5408 5480 5602 5824 5840 5915 6643 6760 7124 7280 7592 7672 8176 8320 8768 8905 9344 9464 9490 9590 10001 10220 10816 10960 11204 11648 11680 11830 12337 12467 13286 13520 14005 14248 14560 15184 15344 16352 17536 17810 18928 18980 19180 19607 20002 20440 21632 21920 22408 23153 23360 23660 24674 24934 26572 27040 28010 28496 29120 30368 30688 32704 33215 35620 36413 37856 37960 38360 39214 40004 40880 43840 44816 46306 46720 47320 49348 49868 50005 53144 54080 56020 56992 58240 60736 61376 61685 62335 65408 66430 70007 71240 72826 75712 75920 76720 78428 80008 81760 86359 87680 89632 92612 94640 98035 98696 99736 100010 106288 108160 112040 113984 115765 121472 122752 123370 124670 130013 132860 140014 142480 145652 151424 151840 153440 156856 160016 162071 163520 172718 179264 182065 185224 189280 196070 197392 199472 200020 204473 212576 224080 227968 231530 246740 249340 254891 260026 265720 280028 284960 291304 303680 306880 313712 320032 324142 327040 345436 350035 358528 364130 370448 378560 383737 392140 394784 398944 400040 408946 425152 431795 448160 463060 473369 493480 498680 509782 520052 531440 560056 569920 582608 607360 613760 627424 640064 648284 650065 690872 700070 728260 740896 757120 767474 784280 789568 797888 800080 810355 817892 850304 863590 896320 910091 926120 946738 986960 997360 1019564 1022365 1040104 1062880 1120112 1139840 1165216 1254848 1274455 1280128 1296568 1300130 1381744 1400140 1431311 1456520 1481792 1534948 1568560 1579136 1595776 1600160 1620710 1635784 1690169 1727180 1792640 1820182 1852240 1893476 1918685 1973920 1994720 2039128 2044730 2080208 2125760 2240224 2330432 2366845 2509696 2548910 2593136 2600260 2658149 2686159 2763488 2800280 2862622 2913040 2963584 3069896 3137120 3200320 3241420 3271568 3313583 3380338 3454360 3640364 3704480 3786952 3837370 3947840 3989440 4078256 4089460 4160416 4251520 4480448 4550455 4660864 4733690 4988581 5097820 5186272 5200520 5316298 5372318 5526976 5600560 5725244 5826080 6139792 6274240 6400640 6482840 6543136 6627166 6760676 6908720 7156555 7280728 7408960 7573904 7674740 7895680 7978880 8156512 8178920 8320832 8450845 8960896 9100910 9467380 9977162 10195640 10372544 10401040 10632596 10744636 11053952 11201120 11450488 11652160 11831183 12279584 12548480 12965680 13086272 13254332 13290745 13430795 13521352 13817440 14313110 14561456 14817920 15147808 15349480 16313024 16357840 16567915 16641664 16901690 18201820 18607043 18934760 19954324 20391280 20745088 20802080 21265192 21489272 22402240 22900976 23304320 23662366 24559168 24942905 25931360 26172544 26508664 26581490 26861590 27042704 27634880 28012801 28626220 29122912 30295616 30698960 32626048 32715680 33135830 33803380 34555937 34920067 36403640 37214086 37869520 39908648 40782560 41604160 42530384 42978544 44804480 45801952 47324732 49118336 49885810 51862720 53017328 53162980 53723180 54085408 55269760 56025602 57252440 58245824 59155915 60591232 61397920 64851553 65431360 66271660 67606760 69111874 69840134 72807280 74428172 75739040 79817296 81565120 83208320 85060768 85957088 91603904 93035215 94649464 99771620 103725440 106034656 106325960 107446360 108170816 112051204 114504880 116491648 118311830 122795840 129703106 130862720 132543320 135213520 138223748 139680268 140064005 145614560 148856344 151478080 159634592 163130240 170121536 171914176 172779685 174600335 183207808 186070430 189298928 196089607 199543240 212069312 212651920 214892720 216341632 224102408 229009760 236623660 241891559 245591680 259406212 265086640 270427040 276447496 279360536 280128010 291229120 297712688 302956160 319269184 324257765 340243072 343828352 345559370 349200670 364166413 372140860 378597856 392179214 399086480 424138624 425303840 429785440 448204816 453960871 458019520 473247320 483783118 518812424 530173280 540854080 552894992 558721072 560256020 582458240 595425376 638538368 648515530 691118740 698401340 728332826 744281720 757195712 784358428 798172960 850607680 859570880 896409632 907921742 916039040 946494640 967566236 980448035 1037624848 1060346560 1081708160 1105789984 1117442144 1120512040 1190850752 1209457795 1297031060 1382237480 1396802680 1456665652 1488563440 1514391424 1568716856 1596345920 1701215360 1719141760 1792819264 1815843484 1820832065 1892989280 1935132472 1960896070 2075249696 2120693120 2211579968 2234884288 2241024080 2269804355 2381701504 2418915590 2549164891 2594062120 2764474960 2793605360 2913331304 2977126880 3137433712 3192691840 3585638528 3631686968 3641664130 3785978560 3870264944 3921792140 4150499392 4423159936 4469768576 4482048160 4539608710 4734163369 4837831180 5098329782 5188124240 5528949920 5587210720 5826662608 5954253760 6274867424 7263373936 7283328260 7571957120 7740529888 7843584280 8300998784 8964096320 9079217420 9468326738 9675662360 10196659564 10376248480 11057899840 11174421440 11653325216 11908507520 12549734848 12745824455 14526747872 14566656520 15481059776 15687168560 17928192640 18158434840 18936653476 19351324720 20393319128 20752496960 22115799680 22348842880 23306650432 23670816845 25099469696 25491648910 29053495744 29133313040 30962119552 31374337120 33139143583 36316869680 37873306952 38702649440 40786638256 41504993920 46613300864 47341633690 50983297820 58106991488 58266626080 62748674240 66278287166 72633739360 75746613904 77405298880 81573276512 94683267380 101966595640 116533252160 125497348480 132556574332 145267478720 151493227808 154810597760 163146553024 165695717915 189366534760 203933191280 233066504320 265113148664 290534957440 302986455616 326293106048 331391435830 378733069520 407866382560 530226297328 605972911232 662782871660 757466139040 815732765120 1060452594656 1325565743320 1514932278080 1631465530240 2120905189312 2651131486640 3029864556160 4241810378624 5302262973280 10604525946560 21209051893120
• Sum of all divisors σ(n): 64093124638080
• Sum of proper divisors (its aliquot sum) s(n): 42884072744960
• 21209051893120 is an abundant number, because the sum of its proper divisors (42884072744960) is greater than itself. Its abundance is 21675020851840

Bases of 21209051893120

• Binary: 100110100101000011110000000010000110110000000₂
• Hexadecimal: 0x134A1E010D80
• Base-36: 7INAXW8SG

Squares and roots of 21209051893120

• 21209051893120 squared (21209051893120²) is 449823882205057055903334400
• 21209051893120 cubed (21209051893120³) is 9540338060451753231544228128040419328000
• The square root of 21209051893120 is 4605328.6411634077
• The cube root of 21209051893120 is 27680.4885874421

Scales and comparisons

• 21,209,051,893,120 seconds is equal to 674,382 years, 12 weeks, 5 days, 15 hours, 38 minutes, 40 seconds.
• To count from 1 to 21,209,051,893,120 would take you about one million, six hundred eighty-five thousand, nine hundred fifty-five 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 21209051893120 cubic inches would be around 2306.7 feet tall.

Recreational maths with 21209051893120

• 21209051893120 backwards is 02139815090212
• The number of decimal digits it has is: 14
• The sum of 21209051893120's digits is 43
• More coming soon!