18103473927

Names of 18103473927

• Cardinal: 18103473927 can be written as Eighteen billion, one hundred three million, four hundred seventy-three thousand, nine hundred twenty-seven.

Scientific notation

• Scientific notation: 1.8103473927 × 10¹⁰

Factors of 18103473927

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 139735

Divisors of 18103473927

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 7 9 11 17 21 33 51 63 77 99 119 121 153 187 231 357 363 561 693 847 1071 1089 1309 1683 2057 2541 3927 6171 7623 11781 14399 18513 43197 129591 139697 419091 977879 1257273 1536667 2374849 2933637 4610001 7124547 8800911 10756669 13830003 16623943 16903337 21373641 26123339 32270007 49871829 50710011 78370017 96810021 118323359 149615487 152130033 182863373 235110051 287356729 354970077 548590119 862070187 1064910231 1645770357 2011497103 2586210561 6034491309 18103473927
• Sum of all divisors σ(n): 34781449248
• Sum of proper divisors (its aliquot sum) s(n): 16677975321
• 18103473927 is a deficient number, because the sum of its proper divisors (16677975321) is less than itself. Its deficiency is 1425498606

Bases of 18103473927

• Binary: 10000110111000011010001011100000111₂
• Hexadecimal: 0x4370D1707
• Base-36: 8BEC9VR

Squares and roots of 18103473927

• 18103473927 squared (18103473927²) is 327735768225568801329
• 18103473927 cubed (18103473927³) is 5933155935016899849604194448983
• The square root of 18103473927 is 134549.1505993255
• The cube root of 18103473927 is 2625.7536243791

Scales and comparisons

• 18,103,473,927 seconds is equal to 575 years, 32 weeks, 6 days, 22 hours, 45 minutes, 27 seconds.
• To count from 1 to 18,103,473,927 would take you about one thousand, one hundred fifty-one 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 18103473927 cubic inches would be around 218.8 feet tall.

Recreational maths with 18103473927

• 18103473927 backwards is 72937430181
• The number of decimal digits it has is: 11
• The sum of 18103473927's digits is 45
• More coming soon!