21400858291813

Names of 21400858291813

• Cardinal: 21400858291813 can be written as Twenty-one trillion, four hundred billion, eight hundred fifty-eight million, two hundred ninety-one thousand, eight hundred thirteen.

Scientific notation

• Scientific notation: 2.1400858291813 × 10¹³

Factors of 21400858291813

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 927

Divisors of 21400858291813

• Number of divisors d(n): 162
• Complete list of divisors:
  1 7 11 13 19 49 77 91 121 133 143 209 247 361 539 637 847 877 931 1001 1463 1573 1729 2299 2527 2717 3971 4693 5929 6139 7007 9647 10241 11011 11401 12103 16093 16663 17689 19019 27797 29887 32851 42973 43681 51623 67529 77077 79807 106117 112651 116641 125411 133133 183293 194579 209209 216619 229957 305767 316597 361361 472703 558649 567853 742819 769129 816487 877877 1283051 1379521 1464463 1516333 2016223 2140369 2216179 2382809 2529527 3482567 3974971 4115761 5199733 5383903 6145139 8460419 8981357 9656647 9998677 10614331 14113561 14613451 15513253 16679663 24377969 26210899 27824797 28810327 37687321 38308237 45273371 59222933 67596529 69990739 93064609 98794927 102294157 109985447 116757641 160747961 170645783 183476293 189974863 201672289 268157659 277655569 316913597 414560531 489935173 498007081 651452263 716059099 769898129 1125235727 1209839917 1284334051 1329824041 1768227571 1877103613 1943588983 2089723493 2218395179 3054211259 3486049567 3609522397 4560165841 5389286903 7876650089 8468879419 9308768287 12377592997 13605122881 14628064451 21379478813 22986958423 24402346969 25266656779 33596323849 39704746367 59282155933 86643150979 102396451157 149656351691 160908708961 176866597453 235174266943 277933224569 436752210037 1126360962727 1646219868601 1945532571983 3057265470259 21400858291813
• Sum of all divisors σ(n): 31136814639378
• Sum of proper divisors (its aliquot sum) s(n): 9735956347565
• 21400858291813 is a deficient number, because the sum of its proper divisors (9735956347565) is less than itself. Its deficiency is 11664901944248

Bases of 21400858291813

• Binary: 100110111011011000110100011100110111001100101₂
• Hexadecimal: 0x1376C68E6E65
• Base-36: 7L3F2H17P

Squares and roots of 21400858291813

• 21400858291813 squared (21400858291813²) is 457996735626261236262826969
• 21400858291813 cubed (21400858291813³) is 9801523237250559201471380779703728304797
• The square root of 21400858291813 is 4626106.1695353469
• The cube root of 21400858291813 is 27763.6821490687

Scales and comparisons

• 21,400,858,291,813 seconds is equal to 680,481 years, 5 weeks, 2 hours, 50 minutes, 13 seconds.
• To count from 1 to 21,400,858,291,813 would take you about one million, seven hundred one thousand, two hundred two 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 21400858291813 cubic inches would be around 2313.6 feet tall.

Recreational maths with 21400858291813

• 21400858291813 backwards is 31819285800412
• The number of decimal digits it has is: 14
• The sum of 21400858291813's digits is 52
• More coming soon!