21008130998050

Names of 21008130998050

• Cardinal: 21008130998050 can be written as Twenty-one trillion, eight billion, one hundred thirty million, nine hundred ninety-eight thousand and fifty.

Scientific notation

• Scientific notation: 2.100813099805 × 10¹³

Factors of 21008130998050

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 10477455

Divisors of 21008130998050

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 5 7 10 14 17 25 34 35 50 70 85 119 170 175 238 337 350 425 595 674 850 1190 1685 2359 2975 3370 4718 5729 5950 8425 11458 11795 16850 23590 28645 40103 57290 58975 80206 117950 143225 200515 286450 401030 1002575 2005150 10477087 20954174 52385435 73339609 104770870 146679218 178110479 261927175 356220958 366698045 523854350 733396090 890552395 1246773353 1781104790 1833490225 2493546706 3530778319 3666980450 4452761975 6233866765 7061556638 8905523950 12467733530 17653891595 24715448233 31169333825 35307783190 49430896466 60023231423 62338667650 88269457975 120046462846 123577241165 176538915950 247154482330 300116157115 420162619961 600232314230 617886205825 840325239922 1235772411650 1500580785575 2100813099805 3001161571150 4201626199610 10504065499025 21008130998050
• Sum of all divisors σ(n): 47424496923648
• Sum of proper divisors (its aliquot sum) s(n): 26416365925598
• 21008130998050 is an abundant number, because the sum of its proper divisors (26416365925598) is greater than itself. Its abundance is 5408234927548

Bases of 21008130998050

• Binary: 100110001101101010110001011110111111100100010₂
• Hexadecimal: 0x131B562F7F22
• Base-36: 7G302S5YA

Squares and roots of 21008130998050

• 21008130998050 squared (21008130998050²) is 441341568031229289103802500
• 21008130998050 cubed (21008130998050³) is 9271761476084860938868658404375085125000
• The square root of 21008130998050 is 4583462.7737170507
• The cube root of 21008130998050 is 27592.8020673773

Scales and comparisons

• 21,008,130,998,050 seconds is equal to 667,993 years, 30 weeks, 2 days, 7 hours, 54 minutes, 10 seconds.
• To count from 1 to 21,008,130,998,050 would take you about one million, six hundred sixty-nine thousand, nine hundred eighty-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 21008130998050 cubic inches would be around 2299.4 feet tall.

Recreational maths with 21008130998050

• 21008130998050 backwards is 05089903180012
• The number of decimal digits it has is: 14
• The sum of 21008130998050's digits is 46
• More coming soon!