71380188005

Names of 71380188005

• Cardinal: 71380188005 can be written as Seventy-one billion, three hundred eighty million, one hundred eighty-eight thousand and five.

Scientific notation

• Scientific notation: 7.1380188005 × 10¹⁰

Factors of 71380188005

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 2658

Divisors of 71380188005

• Number of divisors d(n): 64
• Complete list of divisors:
  1 5 7 23 35 59 115 161 295 413 805 907 1357 1657 2065 4535 6349 6785 8285 9499 11599 20861 31745 38111 47495 53513 57995 97763 104305 146027 190555 266777 267565 374591 488815 684341 730135 1230799 1333885 1502899 1872955 2248549 3421705 6153995 7514495 8615593 10520293 11242745 15739843 34566677 43077965 52601465 78699215 88671041 172833385 241966739 443355205 620697287 1209833695 2039433943 3103486435 10197169715 14276037601 71380188005
• Sum of all divisors σ(n): 104057671680
• Sum of proper divisors (its aliquot sum) s(n): 32677483675
• 71380188005 is a deficient number, because the sum of its proper divisors (32677483675) is less than itself. Its deficiency is 38702704330

Bases of 71380188005

• Binary: 1000010011110100101110011101101100101₂
• Hexadecimal: 0x109E973B65
• Base-36: WSHX5K5

Squares and roots of 71380188005

• 71380188005 squared (71380188005²) is 5095131239629145880025
• 71380188005 cubed (71380188005³) is 363691425794877139393755674100125
• The square root of 71380188005 is 267170.7094817843
• The cube root of 71380188005 is 4148.1956254235

Scales and comparisons

• 71,380,188,005 seconds is equal to 2,269 years, 34 weeks, 5 days, 14 hours, 5 seconds.
• To count from 1 to 71,380,188,005 would take you about four thousand, five hundred thirty-nine 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 71380188005 cubic inches would be around 345.7 feet tall.

Recreational maths with 71380188005

• 71380188005 backwards is 50088108317
• The number of decimal digits it has is: 11
• The sum of 71380188005's digits is 41
• More coming soon!