21142478379406336

Names of 21142478379406336

• Cardinal: 21142478379406336 can be written as Twenty-one quadrillion, one hundred forty-two trillion, four hundred seventy-eight billion, three hundred seventy-nine million, four hundred six thousand, three hundred thirty-six.

Scientific notation

• Scientific notation: 2.1142478379406336 × 10¹⁶

Factors of 21142478379406336

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 17706

Divisors of 21142478379406336

• Number of divisors d(n): 440
• Complete list of divisors:
  1 2 4 8 16 17 32 34 61 64 68 122 128 136 233 244 256 272 289 466 488 512 544 578 932 976 1024 1037 1088 1156 1864 1952 2074 2176 2312 3728 3904 3961 4148 4352 4624 4913 7456 7808 7922 8296 8704 9248 9826 14213 14912 15616 15844 16592 17393 17408 17629 18496 19652 28426 29824 31232 31688 33184 34786 35258 36992 39304 56852 59648 62464 63376 66368 67337 69572 70516 73984 78608 83521 113704 119296 126752 132736 134674 139144 141032 147968 157216 167042 227408 238592 241621 253504 265472 269348 278288 282064 295681 295936 299693 314432 334084 454816 483242 507008 530944 538696 556576 564128 591362 599386 628864 668168 909632 966484 1014016 1060973 1061888 1077392 1113152 1128256 1144729 1182724 1198772 1257728 1336336 1819264 1932968 2028032 2121946 2154784 2226304 2256512 2289458 2365448 2397544 2515456 2672672 3638528 3865936 4052569 4056064 4107557 4243892 4309568 4452608 4513024 4578916 4730896 4795088 5026577 5030912 5094781 5345344 7277056 7731872 8105138 8215114 8487784 8619136 8905216 9026048 9157832 9461792 9590176 10053154 10189562 10690688 14554112 15463744 16210276 16430228 16975568 17238272 17810432 18036541 18052096 18315664 18923584 19180352 19460393 20106308 20379124 21381376 30927488 32420552 32860456 33951136 34476544 36073082 36631328 37847168 38360704 38920786 40212616 40758248 42762752 61854976 64841104 65720912 67902272 68893673 68953088 69828469 72146164 73262656 75694336 76721408 77841572 80425232 81516496 85451809 85525504 123709952 129682208 131441824 135804544 137787346 139656938 144292328 146525312 151388672 153442816 155683144 160850464 163032992 170903618 247206709 247419904 259364416 262883648 271609088 275574692 279313876 288584656 293050624 302777344 306621197 306885632 311366288 321700928 326065984 341807236 494413418 518728832 525767296 543218176 551149384 558627752 577169312 586101248 613242394 622732576 643401856 652131968 683614472 988826836 1037457664 1051534592 1086436352 1102298768 1117255504 1154338624 1171192441 1172202496 1187083973 1226484788 1245465152 1286803712 1304263936 1367228944 1452680753 1977653672 2074915328 2103069184 2204597536 2234511008 2308677248 2342384882 2374167946 2452969576 2490930304 2573607424 2608527872 2734457888 2905361506 3955307344 4149830656 4202514053 4206138368 4409195072 4469022016 4617354496 4684769764 4748335892 4905939152 4981860608 5147214848 5212560349 5217055744 5468915776 5810723012 7910614688 8405028106 8818390144 8938044032 9234708992 9369539528 9496671784 9811878304 9963721216 10425120698 10937831552 11621446024 15821229376 16810056212 17636780288 17876088064 18469417984 18739079056 18993343568 19623756608 19910271497 19927442432 20850241396 21875663104 23242892048 31642458752 33620112424 35273560576 35752176128 37478158112 37986687136 39247513216 39820542994 41700482792 43751326208 46485784096 63284917504 67240224848 70547121152 71442738901 71504352256 74956316224 75973374272 78495026432 79641085988 83400965584 87502652416 88613525933 92971568192 126569835008 134480449696 142885477802 149912632448 151946748544 156990052864 159282171976 166801931168 177227051866 185943136384 253139670016 268960899392 285770955604 299825264896 303893497088 313980105728 318564343952 333603862336 338474615449 354454103732 371886272768 537921798784 571541911208 599650529792 607786994176 637128687904 667207724672 676949230898 708908207464 743772545536 1075843597568 1143083822416 1199301059584 1214526561317 1215573988352 1274257375808 1334415449344 1353898461796 1417816414928 1487545091072 2151687195136 2286167644832 2429053122634 2548514751616 2668830898688 2707796923592 2835632829856 4303374390272 4572335289664 4858106245268 5097029503232 5337661797376 5415593847184 5671265659712 9144670579328 9716212490536 10194059006464 10831187694368 11342531319424 18289341158656 19432424981072 20388118012928 20646951542389 21662375388736 22685062638848 36578682317312 38864849962144 41293903084778 43324750777472 45370125277696 73157364634624 77729699924288 82587806169556 86649501554944 90740250555392 155459399848576 165175612339112 173299003109888 310918799697152 330351224678224 346598006219776 621837599394304 660702449356448 1243675198788608 1321404898712896 2642809797425792 5285619594851584 10571239189703168 21142478379406336
• Sum of all divisors σ(n): 45840481810333704
• Sum of proper divisors (its aliquot sum) s(n): 24698003430927368
• 21142478379406336 is an abundant number, because the sum of its proper divisors (24698003430927368) is greater than itself. Its abundance is 3555525051521032

Bases of 21142478379406336

• Binary: 1001011000111001111100011011001011110011101010000000000₂
• Hexadecimal: 0x4B1CF8D979D400
• Base-36: 5S6DSHCHEKG

Squares and roots of 21142478379406336

• 21142478379406336 squared (21142478379406336²) is 447004392023664367830383796944896
• 21142478379406336 cubed (21142478379406336³) is 9450780693859997929843920250746116764918985261056
• The square root of 21142478379406336 is 145404533.5586423041
• The cube root of 21142478379406336 is 276514.9595282081

Scales and comparisons

• 21,142,478,379,406,336 seconds is equal to 672,265,414 years, 25 weeks, 1 day, 18 hours, 12 minutes, 16 seconds.
• To count from 1 to 21,142,478,379,406,336 would take you about two billion, sixteen million, seven hundred ninety-six thousand, two hundred forty-three 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 21142478379406336 cubic inches would be around 23042.9 feet tall.

Recreational maths with 21142478379406336

• 21142478379406336 backwards is 63360497387424112
• The number of decimal digits it has is: 17
• The sum of 21142478379406336's digits is 70
• More coming soon!