21439049641800

Names of 21439049641800

• Cardinal: 21439049641800 can be written as Twenty-one trillion, four hundred thirty-nine billion, forty-nine million, six hundred forty-one thousand, eight hundred.

Scientific notation

• Scientific notation: 2.14390496418 × 10¹³

Factors of 21439049641800

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3277

Divisors of 21439049641800

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 20 21 24 25 28 30 35 40 41 42 50 53 56 60 70 75 82 84 100 105 106 120 123 140 150 159 164 168 175 200 205 210 212 246 265 280 287 300 318 328 350 371 410 420 424 492 525 530 574 600 615 636 700 742 795 820 840 861 984 1025 1050 1060 1113 1148 1187 1230 1272 1325 1400 1435 1484 1590 1640 1722 1855 1979 2050 2100 2120 2173 2226 2296 2374 2460 2650 2870 2968 3075 3180 3444 3561 3710 3958 3975 4100 4200 4305 4346 4452 4748 4920 5300 5565 5740 5935 5937 6150 6360 6519 6888 7122 7175 7420 7916 7950 8200 8309 8610 8692 8904 9275 9496 9895 10600 10865 11130 11480 11870 11874 12300 13038 13853 14244 14350 14840 15211 15832 15900 16618 17220 17384 17805 18550 19790 21525 21730 22260 23740 23748 24600 24927 26076 27706 27825 28488 28700 29675 29685 30422 31800 32595 33236 34440 35610 37100 39580 41545 41559 43050 43460 44520 45633 47480 47496 48667 49475 49854 52152 54325 55412 55650 57400 59350 59370 60844 62911 65190 66472 69265 71220 74200 76055 79160 81139 83090 83118 86100 86920 89025 91266 97334 98950 99708 104887 108650 110824 111300 118700 118740 121688 124635 125822 130380 138530 142440 146001 148425 152110 162278 162975 166180 166236 172200 178050 182532 188733 194668 197900 199416 207725 207795 209774 217300 222600 228165 237400 237480 243335 243417 249270 251644 260760 277060 292002 296850 304220 314555 314661 324556 325950 332360 332472 340669 346325 356100 365064 377466 380275 389336 395800 405695 415450 415590 419548 434600 440377 456330 486670 486834 498540 503288 524435 554120 567973 584004 593700 608440 623175 629110 629322 649112 651900 681338 692650 712200 730005 734209 754932 760550 811390 830900 831180 839096 880754 912660 943665 973340 973668 997080 1022007 1038975 1048870 1135946 1140825 1168008 1187400 1216675 1217085 1246350 1258220 1258644 1303800 1321131 1362676 1385300 1460010 1468418 1509864 1521100 1572775 1573305 1622780 1661800 1662360 1703345 1703919 1761508 1825320 1887330 1946680 1947336 2028475 2044014 2077950 2097740 2201885 2202627 2271892 2281650 2349073 2433350 2434170 2492700 2516440 2517288 2579351 2622175 2642262 2725352 2770600 2839865 2920020 2936836 3042200 3145550 3146610 3245560 3406690 3407838 3523016 3650025 3671045 3774660 4056950 4088028 4155900 4195480 4300367 4403770 4405254 4543784 4563300 4698146 4718325 4866700 4868340 4985400 5110035 5158702 5244350 5284524 5679730 5840040 5873672 6085425 6291100 6293220 6605655 6813380 6815676 7047219 7300050 7342090 7549320 7738053 7866525 8113900 8176056 8311800 8516725 8519595 8600734 8807540 8810508 9126600 9396292 9436650 9733400 9736680 10220070 10317404 10488700 10569048 11009425 11013135 11359460 11745365 12170850 12582200 12586440 12896755 12901101 13211310 13626760 13631352 14094438 14199325 14600100 14684180 15476106 15733050 16227800 16443511 17033450 17039190 17201468 17615080 17621016 18055457 18355225 18792584 18873300 20440140 20634808 20977400 21501835 22018850 22026270 22718920 23490730 24341700 25550175 25793510 25802202 26422620 28188876 28398650 29200200 29368360 30102569 30952212 31466100 32887022 33028275 34066900 34078380 34402936 35236095 36110914 36710450 37746600 38690265 40880280 42597975 43003670 44037700 44052540 46981460 48683400 49330533 51100350 51587020 51604404 52845240 54166371 55065675 56377752 56797300 58726825 60205138 61904424 62932200 64483775 64505505 65774044 66056550 68133800 68156760 70472190 72221828 73420900 77380530 82217555 85195950 86007340 88075400 88105080 90277285 90307707 93962920 96311993 98661066 102200700 103174040 103208808 107509175 108332742 110131350 113594600 117453650 120410276 124500869 128967550 129011010 131548088 132113100 140944380 144443656 146841800 150512845 154761060 164435110 170391900 172014680 176180475 180554570 180615414 192623986 193451325 197322132 204401400 215018350 216665484 220262700 234907300 240820552 246652665 249001738 257935100 258022020 264226200 270831855 281888760 288935979 301025690 309522120 322527525 328870220 340783800 352360950 361109140 361230828 373502607 385247972 386902650 394644264 411087775 430036700 433330968 440525400 451386425 451538535 469814600 481559965 493305330 498003476 515870200 516044040 541663710 577871958 602051380 622504345 645055050 657740440 674183951 704721900 722218280 722461656 747005214 752564225 770495944 773805300 822175550 860073400 871506083 902772850 903077070 963119930 986610660 996006952 1083327420 1155743916 1204102760 1233263325 1245008690 1290110100 1348367902 1354159275 1409443800 1444679895 1494010428 1505128450 1547610600 1644351100 1743012166 1805545700 1806154140 1867513035 1926239860 1973221320 2022551853 2166654840 2257692675 2311487832 2407799825 2466526650 2490017380 2580220200 2614518249 2696735804 2708318550 2889359790 2988020856 3010256900 3112521725 3288702200 3370919755 3486024332 3611091400 3612308280 3735026070 3852479720 4045103706 4357530415 4515385350 4815599650 4933053300 4980034760 5104535629 5229036498 5393471608 5416637100 5778719580 6020513800 6225043450 6741839510 6972048664 7223399475 7470052140 8090207412 8715060830 9030770700 9337565175 9631199300 9866106600 10112759265 10209071258 10458072996 10833274200 11557439160 12450086900 13072591245 13483679020 14446798950 14940104280 15313606887 16180414824 16854598775 17430121660 18061541400 18675130350 19262398600 20225518530 20418142516 20916145992 21787652075 24900173800 25522678145 26145182490 26967358040 28893597900 30627213774 33709197550 34860243320 35731749403 37350260700 40451037060 40836285032 43575304150 50563796325 51045356290 52290364980 57787195800 61254427548 65362956225 67418395100 71463498806 74700521400 76568034435 80902074120 87150608300 101127592650 102090712580 104580729960 107195248209 122508855096 127613390725 130725912450 134836790200 142926997612 153136068870 174301216600 178658747015 202255185300 204181425160 214390496418 255226781450 261451824900 285853995224 306272137740 357317494030 382840172175 404510370600 428780992836 510453562900 522903649800 535976241045 612544275480 714634988060 765680344350 857561985672 893293735075 1020907125800 1071952482090 1429269976120 1531360688700 1786587470150 2143904964180 2679881205225 3062721377400 3573174940300 4287809928360 5359762410450 7146349880600 10719524820900 21439049641800
• Sum of all divisors σ(n): 79383019161600
• Sum of proper divisors (its aliquot sum) s(n): 57943969519800
• 21439049641800 is an abundant number, because the sum of its proper divisors (57943969519800) is greater than itself. Its abundance is 36504919878000

Bases of 21439049641800

• Binary: 100110111111110101010111100000010111101001000₂
• Hexadecimal: 0x137FAAF02F48
• Base-36: 7LKYOM7GO

Squares and roots of 21439049641800

• 21439049641800 squared (21439049641800²) is 459632849543564708307240000
• 21439049641800 cubed (21439049641800³) is 9854091478366474253129455206346632000000
• The square root of 21439049641800 is 4630232.1369235905
• The cube root of 21439049641800 is 27780.1877546825

Scales and comparisons

• 21,439,049,641,800 seconds is equal to 681,695 years, 24 weeks, 15 hours, 10 minutes.
• To count from 1 to 21,439,049,641,800 would take you about one million, seven hundred four thousand, two hundred thirty-eight 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 21439049641800 cubic inches would be around 2315 feet tall.

Recreational maths with 21439049641800

• 21439049641800 backwards is 00814694093412
• The number of decimal digits it has is: 14
• The sum of 21439049641800's digits is 51
• More coming soon!