21171822721140

Names of 21171822721140

• Cardinal: 21171822721140 can be written as Twenty-one trillion, one hundred seventy-one billion, eight hundred twenty-two million, seven hundred twenty-one thousand, one hundred forty.

Scientific notation

• Scientific notation: 2.117182272114 × 10¹³

Factors of 21171822721140

• Number of distinct prime factors ω(n): 9
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2906

Divisors of 21171822721140

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 13 14 15 20 21 26 28 30 35 39 42 52 60 65 70 78 84 91 97 101 105 130 140 156 157 182 194 195 202 210 260 273 291 303 314 364 388 390 404 420 455 471 485 505 546 582 606 628 679 707 780 785 910 942 970 1010 1092 1099 1164 1212 1261 1313 1358 1365 1414 1455 1515 1570 1820 1884 1940 2020 2037 2041 2121 2198 2355 2521 2522 2626 2716 2730 2828 2910 3030 3140 3297 3395 3535 3783 3939 4074 4082 4242 4396 4710 5042 5044 5252 5460 5495 5820 6060 6123 6305 6565 6594 6790 7070 7563 7566 7878 8148 8164 8484 8827 9191 9420 9797 10084 10185 10205 10605 10990 12246 12605 12610 13130 13188 13580 14140 14287 15126 15132 15229 15756 15857 16485 17647 17654 18382 18915 19594 19695 20370 20410 21210 21980 24492 25210 25220 26260 26481 27573 28574 29391 30252 30458 30615 31714 32773 32970 35294 35308 36764 37815 37830 39188 39390 40740 40820 42420 42861 44135 45687 45955 47571 48985 50420 52941 52962 55146 57148 58782 60916 61230 63428 65546 65940 68579 70588 71435 75630 75660 76145 78780 79285 85722 88235 88270 91374 91910 95142 97970 98319 105882 105924 106603 110292 110999 117564 122460 127361 131092 132405 137158 137865 142870 146955 151260 152290 158570 163865 171444 176470 176540 182748 183820 190284 195940 196638 197977 205737 206141 211764 213206 214305 221998 228435 229411 237855 244537 254621 254722 264705 264810 274316 275730 285740 293910 304580 317140 319809 327730 332997 342895 352940 382083 393276 395797 395954 411474 412282 426412 428610 443996 456870 458822 475710 489074 491595 509242 509444 529410 529620 533015 551460 554995 587820 593931 618423 636805 639618 655460 665994 685790 688233 733611 763863 764166 791594 791908 822948 824564 857220 891527 913740 917644 951420 978148 983190 989885 1018484 1028685 1030705 1058820 1066030 1109990 1147055 1187391 1187862 1222685 1236846 1273105 1273610 1279236 1331988 1371580 1376466 1385839 1442987 1467222 1527726 1528332 1538129 1583188 1599045 1664985 1711759 1782347 1783054 1910415 1966380 1978985 1979770 2057370 2061410 2132060 2219980 2294110 2374782 2375724 2445370 2473692 2546210 2547220 2674581 2752932 2770579 2771678 2885974 2934444 2969655 3055452 3076258 3092115 3178981 3198090 3310073 3329970 3423518 3441165 3564694 3566108 3668055 3819315 3820830 3957970 3959540 4114740 4122820 4157517 4328961 4457635 4588220 4614387 4749564 4890740 5092420 5135277 5145361 5347041 5349162 5541158 5543356 5771948 5936955 5939310 6152516 6184230 6357962 6396180 6620146 6659940 6847036 6882330 6929195 7129388 7214935 7336110 7638630 7641660 7690645 7915940 8311737 8315034 8558795 8657922 8911735 8915270 9228774 9536943 9930219 10270554 10290722 10694082 10698324 10766903 11082316 11873910 11878620 12368460 12715924 13240292 13372905 13764660 13852895 13858390 14429870 14672220 15277260 15381290 15436083 15894905 16550365 16623474 16630068 17117590 17315844 17823470 17830540 18457548 19073886 19860438 19995677 20541108 20581444 20787585 21388164 21533806 21644805 22252867 23071935 23170511 23747820 24698237 25676385 25726805 26735205 26745810 27705790 27716780 28859740 30762580 30872166 31789810 32300709 33100730 33246948 34235180 35646940 36017527 38147772 38392309 39720876 39975497 39991354 41558685 41575170 43067612 43289610 44505734 46143870 46341022 47684715 49396474 49651095 51352770 51453610 53470410 53491620 53834515 55411580 59987031 61744332 63579620 64601418 66201460 66758601 69511533 72035054 74094711 76784618 77180415 79950994 79982708 83117370 83150340 86579220 89011468 92287740 92682044 95369430 98792948 99302190 99978385 102705540 102907220 106940820 107669030 108052581 111264335 115176927 115852555 119926491 119974062 123491185 129202836 133517202 139023066 139969739 144070108 148189422 153569236 154360830 159901988 161503545 166234740 172887659 180087635 190738860 191961545 198604380 199877485 199956770 215338060 216105162 222528670 230353854 231705110 239852982 239948124 246982370 267034404 268746163 278046132 279828479 279939478 296378844 299935155 308721660 321077081 323007090 333793005 345775318 347557665 360175270 370473555 383923090 399754970 399913540 419909217 432210324 445057340 460707708 463410220 479705964 493964740 499100017 518662977 519681461 537492326 540262905 559656958 559878956 575884635 599632455 599870310 642154162 646014180 667586010 691550636 695115330 699848695 720350540 740947110 767846180 799509940 806238489 839485437 839818434 864438295 963231243 998200034 1037325954 1039362922 1074984652 1080525810 1119313916 1151769270 1199264910 1199740620 1284308324 1335172020 1343730815 1390230660 1399142395 1399697390 1481894220 1497300051 1559044383 1605385405 1612476978 1678970874 1679636868 1728876590 1926462486 1996400068 2074651908 2078725844 2099546085 2161051620 2247539567 2303538540 2398529820 2495500085 2593314885 2598407305 2687461630 2798284790 2799394780 2994600102 3118088766 3210770810 3224953956 3357941748 3457753180 3493700119 3637770227 3852924972 3877623209 4031192445 4197427185 4199092170 4495079134 4816156215 4991000170 5186629770 5196814610 5374923260 5596569580 5989200204 6236177532 6421541620 6742618701 6987400238 7275540454 7486500255 7755246418 7795221915 8062384890 8394854370 8398184340 8990158268 9632312430 9982000340 10373259540 10393629220 10481100357 10913310681 11237697835 11632869627 13485237402 13974800476 14551080908 14973000510 15510492836 15590443830 16124769780 16789708740 17468500595 18188851135 19264624860 19388116045 20962200714 21826621362 22475395670 23265739254 26970474804 27143362463 29946001020 31180887660 33713093505 34937001190 36377702270 38776232090 41924401428 43653242724 44950791340 46531478508 50409101717 52405501785 54286724926 54566553405 58164348135 67426187010 69874002380 72755404540 77552464180 81430087389 100818203434 104811003570 108573449852 109133106810 116328696270 134852374020 135716812315 151227305151 162860174778 201636406868 209622007140 218266213620 232657392540 252045508585 271433624630 302454610302 325720349556 352863712019 407150436945 504091017170 542867249260 604909220604 705727424038 756136525755 814300873890 1008182034340 1058591136057 1411454848076 1512273051510 1628601747780 1764318560095 2117182272114 3024546103020 3528637120190 4234364544228 5292955680285 7057274240380 10585911360570 21171822721140
• Sum of all divisors σ(n): 74947253262336
• Sum of proper divisors (its aliquot sum) s(n): 53775430541196
• 21171822721140 is an abundant number, because the sum of its proper divisors (53775430541196) is greater than itself. Its abundance is 32603607820056

Bases of 21171822721140

• Binary: 100110100000101110010111110001111100001110100₂
• Hexadecimal: 0x134172F8F874
• Base-36: 7I678LVUC

Squares and roots of 21171822721140

• 21171822721140 squared (21171822721140²) is 448246077335379954202899600
• 21171822721140 cubed (21171822721140³) is 9490186484791074902387842388950217544000
• The square root of 21171822721140 is 4601284.8989320365
• The cube root of 21171822721140 is 27664.2828460257

Scales and comparisons

• 21,171,822,721,140 seconds is equal to 673,198 years, 24 weeks, 4 days, 10 hours, 59 minutes.
• To count from 1 to 21,171,822,721,140 would take you about one million, six hundred eighty-two thousand, nine hundred ninety-six 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 21171822721140 cubic inches would be around 2305.4 feet tall.

Recreational maths with 21171822721140

• 21171822721140 backwards is 04112722817112
• 21171822721140 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21171822721140's digits is 39
• More coming soon!