21364066863820

Names of 21364066863820

• Cardinal: 21364066863820 can be written as Twenty-one trillion, three hundred sixty-four billion, sixty-six million, eight hundred sixty-three thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 2.136406686382 × 10¹³

Factors of 21364066863820

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 7288

Divisors of 21364066863820

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 10 19 20 23 31 38 46 62 76 92 95 115 124 155 190 230 310 361 380 437 460 589 620 631 713 722 874 1178 1262 1426 1444 1748 1805 2185 2356 2524 2852 2945 3155 3565 3610 4370 5890 6310 6577 7130 7220 8303 8740 11191 11780 11989 12620 13154 13547 14260 14513 16606 19561 22382 23978 26308 27094 29026 32885 33212 39122 41515 44764 47956 54188 55955 58052 59945 65770 67735 72565 78244 83030 97805 111910 119890 124963 131540 135470 145130 151271 166060 195610 203887 223820 227791 239780 249926 257393 270940 275747 290260 302542 371659 391220 407774 449903 455582 499852 514786 551494 605084 624815 743318 756355 815548 899806 911164 1019435 1029572 1102988 1138955 1249630 1286965 1378735 1486636 1512710 1799612 1858295 2038870 2249515 2277910 2374297 2499260 2573930 2757470 2874149 3025420 3716590 3873853 4077740 4150087 4499030 4555820 4689401 4748594 5147860 5239193 5514940 5748298 7061521 7433180 7747706 8300174 8548157 8998060 9378802 9497188 10478386 11496596 11871485 14123042 14370745 15495412 16600348 17096314 18757604 19369265 20750435 20956772 23447005 23742970 26195965 28246084 28741490 34192628 35307605 38738530 41500870 42740785 46894010 47485940 52391930 54608831 57482980 70615210 73603207 77477060 78851653 83001740 85481570 89098619 93788020 95452001 104783860 109217662 128652697 141230420 147206414 157703306 162414983 170963140 178197238 190904002 218435324 257305394 273044155 294412828 315406612 324829966 356394476 368016035 381808004 394258265 445493095 477260005 514610788 546088310 643263485 649659932 736032070 788516530 812074915 890986190 954520010 1092176620 1286526970 1472064140 1498181407 1577033060 1624149830 1692873761 1781972380 1813588019 1909040020 2444401243 2573053940 2959012031 2996362814 3248299660 3385747522 3627176038 4888802486 5918024062 5992725628 6771495044 7254352076 7490907035 8464368805 9067940095 9777604972 11836048124 12222006215 14795060155 14981814070 16928737610 18135880190 24444012430 29590120310 29963628140 33857475220 34458172361 36271760380 46443623617 48888024860 56221228589 59180240620 68916344722 92887247234 112442457178 137832689444 172290861805 185774494468 224884914356 232218118085 281106142945 344581723610 464436236170 562212285890 689163447220 928872472340 1068203343191 1124424571780 2136406686382 4272813372764 5341016715955 10682033431910 21364066863820
• Sum of all divisors σ(n): 51091238854656
• Sum of proper divisors (its aliquot sum) s(n): 29727171990836
• 21364066863820 is an abundant number, because the sum of its proper divisors (29727171990836) is greater than itself. Its abundance is 8363105127016

Bases of 21364066863820

• Binary: 100110110111000110101100111011100101011001100₂
• Hexadecimal: 0x136E359DCACC
• Base-36: 7KMILT1OS

Squares and roots of 21364066863820

• 21364066863820 squared (21364066863820²) is 456423352961771730424992400
• 21364066863820 cubed (21364066863820³) is 9751059030884207481171401858815334968000
• The square root of 21364066863820 is 4622127.9583996807
• The cube root of 21364066863820 is 27747.7629834063

Scales and comparisons

• 21,364,066,863,820 seconds is equal to 679,311 years, 12 weeks, 4 days, 9 hours, 43 minutes, 40 seconds.
• To count from 1 to 21,364,066,863,820 would take you about one million, six hundred ninety-eight thousand, two hundred seventy-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 21364066863820 cubic inches would be around 2312.3 feet tall.

Recreational maths with 21364066863820

• 21364066863820 backwards is 02836866046312
• The number of decimal digits it has is: 14
• The sum of 21364066863820's digits is 55
• More coming soon!