20921443118002

Names of 20921443118002

• Cardinal: 20921443118002 can be written as Twenty trillion, nine hundred twenty-one billion, four hundred forty-three million, one hundred eighteen thousand and two.

Scientific notation

• Scientific notation: 2.0921443118002 × 10¹³

Factors of 20921443118002

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 50385928

Divisors of 20921443118002

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 7 14 19 38 49 98 133 223 266 446 931 1561 1862 3122 4237 8474 10927 21854 29659 59318 207613 415226 50385677 100771354 352699739 705399478 957327863 1914655726 2468898173 4937796346 6701295041 11236005971 13402590082 22472011942 46909065287 78652041797 93818130574 157304083594 213484113449 426968226898 550564292579 1101128585158 1494388794143 2988777588286 10460721559001 20921443118002
• Sum of all divisors σ(n): 38599460202240
• Sum of proper divisors (its aliquot sum) s(n): 17678017084238
• 20921443118002 is a deficient number, because the sum of its proper divisors (17678017084238) is less than itself. Its deficiency is 3243426033764

Bases of 20921443118002

• Binary: 100110000011100100111001011110110101110110010₂
• Hexadecimal: 0x1307272F6BB2
• Base-36: 7EZ6F21MA

Squares and roots of 20921443118002

• 20921443118002 squared (20921443118002²) is 437706782139793247696472004
• 20921443118002 cubed (20921443118002³) is 9157457544901378169526503147460861416008
• The square root of 20921443118002 is 4573996.4055519327
• The cube root of 20921443118002 is 27554.7967963113

Scales and comparisons

• 20,921,443,118,002 seconds is equal to 665,237 years, 9 weeks, 1 day, 9 hours, 13 minutes, 22 seconds.
• To count from 1 to 20,921,443,118,002 would take you about one million, six hundred sixty-three thousand and ninety-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 20921443118002 cubic inches would be around 2296.2 feet tall.

Recreational maths with 20921443118002

• 20921443118002 backwards is 20081134412902
• The number of decimal digits it has is: 14
• The sum of 20921443118002's digits is 37
• More coming soon!