21857849138008832

Names of 21857849138008832

• Cardinal: 21857849138008832 can be written as Twenty-one quadrillion, eight hundred fifty-seven trillion, eight hundred forty-nine billion, one hundred thirty-eight million, eight thousand, eight hundred thirty-two.

Scientific notation

• Scientific notation: 2.1857849138008832 × 10¹⁶

Factors of 21857849138008832

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 9986

Divisors of 21857849138008832

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 4 8 13 16 26 29 32 41 52 58 64 82 104 116 128 164 208 232 256 328 377 416 464 533 617 656 754 832 928 1066 1093 1189 1234 1312 1508 1664 1856 2132 2186 2378 2468 2624 3016 3328 3712 4264 4372 4756 4936 5248 6032 7424 8021 8191 8528 8744 9512 9872 10496 12064 14209 15457 16042 16382 17056 17488 17893 19024 19744 24128 25297 28418 30914 31697 32084 32764 34112 34976 35786 38048 39488 44813 48256 50594 56836 61828 63394 64168 65528 68224 69952 71572 76096 78976 89626 96512 101188 106483 113672 123656 126788 128336 131056 136448 139904 143144 152192 157952 179252 202376 212966 227344 232609 237539 247312 253576 256672 262112 279808 286288 304384 328861 335831 358504 404752 412061 425932 454688 465218 475078 494624 507152 513344 524224 572576 582569 657722 671662 674381 717008 733613 809504 824122 851864 909376 930436 950156 989248 1014304 1026688 1048448 1145152 1165138 1299577 1315444 1343324 1348762 1434016 1467226 1619008 1648244 1703728 1818752 1860872 1900312 1978496 2028608 2053376 2096896 2290304 2330276 2599154 2630888 2686648 2697524 2868032 2934452 3088007 3238016 3296488 3407456 3637504 3721744 3800624 3956992 4057216 4365803 4580608 4660552 5053847 5198308 5261776 5373296 5395048 5736064 5868904 6176014 6476032 6592976 6814912 7443488 7601248 8114432 8731606 8766953 8952763 9321104 9536969 9739099 10107694 10396616 10523552 10746592 10790096 11472128 11737808 12352028 13185952 13629824 14886976 15202496 16894501 17463212 17533906 17905526 18642208 19073938 19478198 19557049 20215388 20793232 21047104 21493184 21580192 23475616 24704056 26371904 27259648 27649621 29773952 30404992 33789002 34926424 35067812 35811052 37284416 38147876 38956396 39114098 40430776 41586464 42094208 42986368 43160384 46951232 49408112 52743808 55299242 59547904 60809984 65700011 67578004 69852848 70135624 71622104 74568832 76295752 77912792 78228196 80861552 83172928 84188416 85972736 86320768 93902464 98816224 105487616 110598484 116385919 126608287 131400022 135156008 139705696 140271248 143244208 146561563 149137664 152591504 155825584 156456392 161723104 166345856 172641536 187804928 197632448 207207727 221196968 232771838 253216574 254241637 259630127 262800044 270312016 279411392 280542496 286488416 293123126 305183008 311651168 312912784 323446208 332691712 359445073 367063283 395264896 414415454 442393936 465543676 506433148 508483274 519260254 525600088 540624032 558822784 561084992 572976832 586246252 610366016 623302336 625825568 646892416 718890146 734126566 790529792 801839009 828830908 884787872 931087352 1012866296 1016966548 1038520508 1051200176 1081248064 1117645568 1122169984 1145953664 1172492504 1220732032 1246604672 1251651136 1293784832 1437780292 1468253132 1603678018 1657661816 1769575744 1862174704 1905300319 2025732592 2033933096 2077041016 2102400352 2162496128 2244339968 2291907328 2344985008 2441464064 2493209344 2503302272 2693700451 2875560584 2936506264 3207356036 3315323632 3375191651 3539151488 3724349408 3810600638 4051465184 4067866192 4154082032 4204800704 4324992256 4689970016 4771822679 5006604544 5387400902 5523854771 5751121168 5873012528 6009024083 6414712072 6630647264 6750383302 7078302976 7448698816 7621201276 8102930368 8135732384 8308164064 8409601408 9379940032 9543645358 10423907117 10644835207 10774801804 11047709542 11502242336 11746025056 12018048166 12829424144 13261294528 13500766604 14897397632 15242402552 16205860736 16271464768 16616328128 16819202816 18759880064 19087290716 20847814234 21289670414 21549603608 22095419084 23004484672 23492050112 24036096332 25658848288 26522589056 27001533208 29794795264 30484805104 32411721472 32542929536 33232656256 37519760128 38174581432 41695628468 42579340828 43099207216 44190838168 46008969344 46984100224 48072192664 51317696576 53045178112 54003066416 60969610208 65085859072 66465312512 71810112023 76349162864 78117313079 83391256936 85158681656 86198414432 88381676336 92017938688 93968200448 96144385328 102635393152 108006132832 121939220416 138382857691 143620224046 152698325728 156234626158 160191788359 166782513872 170317363312 172396828864 176763352672 192288770656 205270786304 216012265664 226478045611 243878440832 276765715382 287240448092 305396651456 312469252316 320383576718 333565027744 340634726624 344793657728 353526705344 384577541312 432024531328 452956091222 487756881664 553531430764 574480896184 610793302912 624938504632 640767153436 667130055488 681269453248 689587315456 707053410688 769155082624 864049062656 905912182444 1107062861528 1148961792368 1221586605824 1249877009264 1281534306872 1334260110976 1362538906496 1414106821376 1538310165248 1811824364888 2082493248667 2214125723056 2297923584736 2499754018528 2563068613744 2668520221952 2725077812992 2944214592943 3623648729776 4164986497334 4428251446112 4595847169472 4999508037056 5126137227488 5888429185886 6567863322719 7247297459552 8329972994668 8856502892224 9191694338944 9999016074112 10252274454976 11776858371772 13135726645438 14494594919104 16659945989336 17713005784448 18383388677888 19998032148224 20504548909952 23553716743544 26271453290876 28989189838208 33319891978672 35426011568896 41009097819904 47107433487088 52542906581752 57978379676416 66639783957344 85382223195347 94214866974176 105085813163504 133279567914688 170764446390694 188429733948352 210171626327008 266559135829376 341528892781388 376859467896704 420343252654016 533118271658752 683057785562776 753718935793408 840686505308032 1366115571125552 1681373010616064 2732231142251104 5464462284502208 10928924569004416 21857849138008832
• Sum of all divisors σ(n): 49924672157122560
• Sum of proper divisors (its aliquot sum) s(n): 28066823019113728
• 21857849138008832 is an abundant number, because the sum of its proper divisors (28066823019113728) is greater than itself. Its abundance is 6208973881104896

Bases of 21857849138008832

• Binary: 1001101101001111001100100010101011011001101001100000000₂
• Hexadecimal: 0x4DA799156CD300
• Base-36: 5Z7YL9RTVCW

Squares and roots of 21857849138008832

• 21857849138008832 squared (21857849138008832²) is 477765568939953440091173710004224
• 21857849138008832 cubed (21857849138008832³) is 10442927729224460499761873587406974780965669306368
• The square root of 21857849138008832 is 147844002.7123482341
• The cube root of 21857849138008832 is 279599.1250587847

Scales and comparisons

• 21,857,849,138,008,832 seconds is equal to 695,011,991 years, 42 weeks, 5 days, 6 hours, 32 seconds.
• To count from 1 to 21,857,849,138,008,832 would take you about two billion, eighty-five million, thirty-five thousand, nine hundred seventy-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 21857849138008832 cubic inches would be around 23299.9 feet tall.

Recreational maths with 21857849138008832

• 21857849138008832 backwards is 23880083194875812
• The number of decimal digits it has is: 17
• The sum of 21857849138008832's digits is 77
• More coming soon!