21421442287565632

Names of 21421442287565632

• Cardinal: 21421442287565632 can be written as Twenty-one quadrillion, four hundred twenty-one trillion, four hundred forty-two billion, two hundred eighty-seven million, five hundred sixty-five thousand, six hundred thirty-two.

Scientific notation

• Scientific notation: 2.1421442287565632 × 10¹⁶

Factors of 21421442287565632

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 52

Divisors of 21421442287565632

• Number of divisors d(n): 294
• Complete list of divisors:
  1 2 4 8 13 16 26 32 37 52 64 74 104 148 169 208 296 338 416 481 592 676 832 962 1184 1352 1369 1924 2197 2368 2704 2738 3848 4394 5408 5476 6253 7696 8788 10816 10952 12506 15392 17576 17797 21904 25012 28561 30784 35152 35594 43808 50024 50653 57122 70304 71188 81289 87616 100048 101306 114244 140608 142376 162578 200096 202612 228488 231361 284752 325156 371293 400192 405224 456976 462722 569504 650312 658489 742586 810448 913952 925444 1056757 1139008 1300624 1316978 1485172 1620896 1827904 1850888 1874161 2113514 2601248 2633956 2970344 3007693 3241792 3701776 3748322 4227028 4826809 5202496 5267912 5940688 6015386 7403552 7496644 8454056 8560357 9653618 10535824 11881376 12030772 13737841 14807104 14993288 16908112 17120714 19307236 21071648 23762752 24061544 24364093 27475682 29986576 33816224 34241428 38614472 39100009 42143296 48123088 48728186 54951364 59973152 67632448 68482856 69343957 77228944 78200018 96246176 97456372 109902728 111284641 119946304 136965712 138687914 154457888 156400036 178591933 192492352 194912744 219805456 222569282 273931424 277375828 308915776 312800072 316733209 357183866 389825488 439610912 445138564 508300117 547862848 554751656 625600144 633466418 714367732 779650976 879221824 890277128 901471441 1016600234 1109503312 1251200288 1266932836 1428735464 1446700333 1559301952 1780554256 1802942882 2033200468 2219006624 2502400576 2533865672 2857470928 2893400666 3561108512 3605885764 4066400936 4117531717 4438013248 5067731344 5714941856 5786801332 6607901521 7122217024 7211771528 8132801872 8235063434 10135462688 11429883712 11573602664 11719128733 13215803042 14423543056 16265603744 16470126868 18807104329 20270925376 23147205328 23438257466 26431606084 28847086112 32531207488 32940253736 37614208658 46294410656 46876514932 52863212168 53527912321 57694172224 65880507472 75228417316 92588821312 93753029864 105726424336 107055824642 131761014944 150456834632 152348673529 187506059728 211452848672 214111649284 244492356277 263522029888 300913669264 304697347058 375012119456 422905697344 428223298568 488984712554 601827338528 609394694116 695862860173 750024238912 856446597136 977969425108 1203654677056 1218789388232 1391725720346 1712893194272 1955938850216 1980532755877 2437578776464 2783451440692 3425786388544 3911877700432 3961065511754 4875157552928 5566902881384 7823755400864 7922131023508 9046217182249 9750315105856 11133805762768 15647510801728 15844262047016 18092434364498 22267611525536 25746925826401 31688524094032 36184868728996 44535223051072 51493851652802 63377048188064 72369737457992 102987703305604 126754096376128 144739474915984 205975406611208 289478949831968 334710035743213 411950813222416 578957899663936 669420071486426 823901626444832 1338840142972852 1647803252889664 2677680285945704 5355360571891408 10710721143782816 21421442287565632
• Sum of all divisors σ(n): 47329702823216058
• Sum of proper divisors (its aliquot sum) s(n): 25908260535650426
• 21421442287565632 is an abundant number, because the sum of its proper divisors (25908260535650426) is greater than itself. Its abundance is 4486818248084794

Bases of 21421442287565632

• Binary: 1001100000110101011000000110010001000000111101101000000₂
• Hexadecimal: 0x4C1AB032207B40
• Base-36: 5UX9MQCRLTS

Squares and roots of 21421442287565632

• 21421442287565632 squared (21421442287565632²) is 458878189679505096856680707559424
• 21421442287565632 cubed (21421442287565632³) is 9829832657242113647222528714315763860940940115968
• The square root of 21421442287565632 is 146360658.2643219461
• The cube root of 21421442287565632 is 277725.8061442927

Scales and comparisons

• 21,421,442,287,565,632 seconds is equal to 681,135,603 years, 45 weeks, 2 days, 18 hours, 53 minutes, 52 seconds.
• To count from 1 to 21,421,442,287,565,632 would take you about two billion, forty-three million, four hundred six thousand, eight hundred eleven 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 21421442287565632 cubic inches would be around 23143.8 feet tall.

Recreational maths with 21421442287565632

• 21421442287565632 backwards is 23656578224412412
• 21421442287565632 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 21421442287565632's digits is 64
• More coming soon!