20138831922

Names of 20138831922

• Cardinal: 20138831922 can be written as Twenty billion, one hundred thirty-eight million, eight hundred thirty-one thousand, nine hundred twenty-two.

Scientific notation

• Scientific notation: 2.0138831922 × 10¹⁰

Factors of 20138831922

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 2151

Divisors of 20138831922

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 11 22 33 66 419 769 838 947 1257 1538 1894 2307 2514 2841 4609 4614 5682 8459 9218 10417 13827 16918 20834 25377 27654 31251 50754 62502 322211 396793 644422 728243 793586 966633 1190379 1456486 1933266 2184729 2380758 3544321 4364723 4369458 7088642 8010673 8729446 10632963 13094169 16021346 21265926 24032019 26188338 48064038 305133817 610267634 915401451 1830802902 3356471987 6712943974 10069415961 20138831922
• Sum of all divisors σ(n): 44147980800
• Sum of proper divisors (its aliquot sum) s(n): 24009148878
• 20138831922 is an abundant number, because the sum of its proper divisors (24009148878) is greater than itself. Its abundance is 3870316956

Bases of 20138831922

• Binary: 10010110000010111100011000000110010₂
• Hexadecimal: 0x4B05E3032
• Base-36: 992525U

Squares and roots of 20138831922

• 20138831922 squared (20138831922²) is 405572551182566214084
• 20138831922 cubed (20138831922³) is 8167757440442443322073545189448
• The square root of 20138831922 is 141911.3523365907
• The cube root of 20138831922 is 2720.6839363775

Scales and comparisons

• 20,138,831,922 seconds is equal to 640 years, 18 weeks, 2 days, 7 hours, 58 minutes, 42 seconds.
• To count from 1 to 20,138,831,922 would take you about one thousand, two hundred eighty 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 20138831922 cubic inches would be around 226.7 feet tall.

Recreational maths with 20138831922

• 20138831922 backwards is 22913883102
• The number of decimal digits it has is: 11
• The sum of 20138831922's digits is 39
• More coming soon!