67438755126813

Names of 67438755126813

• Cardinal: 67438755126813 can be written as Sixty-seven trillion, four hundred thirty-eight billion, seven hundred fifty-five million, one hundred twenty-six thousand, eight hundred thirteen.

Scientific notation

• Scientific notation: 6.7438755126813 × 10¹³

Factors of 67438755126813

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 275857

Divisors of 67438755126813

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 7 21 49 73 147 151 219 453 511 1057 1533 3171 3577 7399 10731 11023 22197 22801 33069 68403 77161 159607 231483 275623 478821 540127 826869 1117249 1620381 1664473 1929361 3351747 4993419 5788083 11651311 13505527 20120479 34953933 40516581 41619073 60361437 81559177 124857219 140843353 244677531 291333511 422530059 874000533 985903471 2039334577 2957710413 3038192329 6118003731 6284480023 9114576987 18853440069 21267346303 43991360161 63802038909 131974080483 148871424121 307939521127 446614272363 458767041679 923818563381 1376301125037 3211369291753 9634107875259 22479585042271 67438755126813
• Sum of all divisors σ(n): 106738981521984
• Sum of proper divisors (its aliquot sum) s(n): 39300226395171
• 67438755126813 is a deficient number, because the sum of its proper divisors (39300226395171) is less than itself. Its deficiency is 28138528731642

Bases of 67438755126813

• Binary: 1111010101010111001111000010110001111000011101₂
• Hexadecimal: 0x3D55CF0B1E1D
• Base-36: NWKXPL2QL

Squares and roots of 67438755126813

• 67438755126813 squared (67438755126813²) is 4547985693054246691711536969
• 67438755126813 cubed (67438755126813³) is 306710493474134254045183058041848732649797
• The square root of 67438755126813 is 8212110.2724459929
• The cube root of 67438755126813 is 40703.9461402137

Scales and comparisons

• 67,438,755,126,813 seconds is equal to 2,144,343 years, 42 weeks, 1 day, 7 hours, 13 minutes, 33 seconds.
• To count from 1 to 67,438,755,126,813 would take you about five million, three hundred sixty thousand, eight hundred fifty-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 67438755126813 cubic inches would be around 3392 feet tall.

Recreational maths with 67438755126813

• 67438755126813 backwards is 31862155783476
• The number of decimal digits it has is: 14
• The sum of 67438755126813's digits is 66
• More coming soon!