21406759698622329

Names of 21406759698622329

• Cardinal: 21406759698622329 can be written as Twenty-one quadrillion, four hundred six trillion, seven hundred fifty-nine billion, six hundred ninety-eight million, six hundred twenty-two thousand, three hundred twenty-nine.

Scientific notation

• Scientific notation: 2.1406759698622329 × 10¹⁶

Factors of 21406759698622329

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 804

Divisors of 21406759698622329

• Number of divisors d(n): 210
• Complete list of divisors:
  1 3 9 27 29 81 87 89 243 261 267 683 729 783 801 841 2049 2349 2403 2523 2581 6147 7047 7209 7569 7743 18441 19807 21141 21627 22707 23229 24389 55323 59421 60787 64881 68121 69687 73167 74849 165969 178263 182361 204363 209061 219501 224547 466489 497907 534789 547083 574403 613089 627183 658503 673641 707281 1399467 1604367 1641249 1723209 1762823 1881549 1975509 2020923 2121843 2170621 4198401 4813101 4923747 5169627 5288469 5926527 6062769 6365529 6511863 12595203 13528181 14439303 14771241 15508881 15865407 16657687 17779581 18188307 19096587 19535589 37785609 40584543 41517521 44313723 46526643 47596221 49973061 51121867 54564921 57289761 58606767 62948009 113356827 121753629 124552563 139579929 142788663 149919183 153365601 171869283 175820301 188844027 340070481 365260887 373657689 392317249 418739787 428365989 449757549 460096803 483072923 515607849 527460903 566532081 1095782661 1120973067 1176951747 1204008109 1285097967 1349272647 1380290409 1449218769 1482534143 1582382709 1699596243 3287347983 3362919201 3530855241 3612024327 4047817941 4140871227 4347656307 4447602429 5098788729 9862043949 10088757603 10592565723 10836072981 11377200221 12143453823 12422613681 13042968921 13342807287 15296366187 30266272809 31777697169 32508218943 34131600663 34916235161 37267841043 39128906763 40028421861 42993490147 45889098561 95333091507 97524656829 102394801989 104748705483 117386720289 120085265583 128980470441 285999274521 292573970487 307184405967 314246116449 329938806409 352160160867 360255796749 386941411323 877721911461 921553217901 942738349347 989816419227 1012570819669 1080767390247 1160824233969 2764659653703 2828215048041 2969449257681 3037712459007 3482472701907 8293978961109 8484645144123 8908347773043 9113137377021 10447418105721 25453935432369 26725043319129 27339412131063 29364553770401 31342254317163 80175129957387 82018236393189 88093661311203 240525389872161 246054709179567 264280983933609 738164127538701 792842951800827 2378528855402481 7135586566207443 21406759698622329
• Sum of all divisors σ(n): 33664513555453410
• Sum of proper divisors (its aliquot sum) s(n): 12257753856831081
• 21406759698622329 is a deficient number, because the sum of its proper divisors (12257753856831081) is less than itself. Its deficiency is 9149005841791248

Bases of 21406759698622329

• Binary: 1001100000011010101010110100011101000001110011101111001₂
• Hexadecimal: 0x4C0D55A3A0E779
• Base-36: 5US29N6EIK9

Squares and roots of 21406759698622329

• 21406759698622329 squared (21406759698622329²) is 458249360794561145916580577384241
• 21406759698622329 cubed (21406759698622329³) is 9809633948576454662457672817295660173262175317289
• The square root of 21406759698622329 is 146310490.7333111537
• The cube root of 21406759698622329 is 277662.3391159745

Scales and comparisons

• 21,406,759,698,622,329 seconds is equal to 680,668,742 years, 49 weeks, 6 days, 18 hours, 12 minutes, 9 seconds.
• To count from 1 to 21,406,759,698,622,329 would take you about two billion, forty-two million, six thousand, two hundred twenty-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 21406759698622329 cubic inches would be around 23138.5 feet tall.

Recreational maths with 21406759698622329

• 21406759698622329 backwards is 92322689695760412
• 21406759698622329 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 21406759698622329's digits is 81
• More coming soon!