72842162396644

Names of 72842162396644

• Cardinal: 72842162396644 can be written as Seventy-two trillion, eight hundred forty-two billion, one hundred sixty-two million, three hundred ninety-six thousand, six hundred forty-four.

Scientific notation

• Scientific notation: 7.2842162396644 × 10¹³

Factors of 72842162396644

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 11842

Divisors of 72842162396644

• Number of divisors d(n): 45
• Complete list of divisors:
  1 2 4 19 38 76 361 722 1444 6859 11821 13718 23642 27436 47284 130321 224599 260642 449198 521284 898396 4267381 8534762 17069524 81080239 139736041 162160478 279472082 324320956 558944164 1540524541 2654984779 3081049082 5309969558 6162098164 10619939116 50444710801 100889421602 201778843204 958449505219 1916899010438 3833798020876 18210540599161 36421081198322 72842162396644
• Sum of all divisors σ(n): 134566990475001
• Sum of proper divisors (its aliquot sum) s(n): 61724828078357
• 72842162396644 is a deficient number, because the sum of its proper divisors (61724828078357) is less than itself. Its deficiency is 11117334318287

Bases of 72842162396644

• Binary: 10000100011111111100011001101101101110111100100₂
• Hexadecimal: 0x423FE336DDE4
• Base-36: PTJ86RFMS

Squares and roots of 72842162396644

• 72842162396644 squared (72842162396644²) is 5305980622619057165982462736
• 72842162396644 cubed (72842162396644³) is 386499102186263604449868750318623181457984
• 72842162396644 is a perfect square number. Its square root is 8534762
• The cube root of 72842162396644 is 41763.2489098419

Scales and comparisons

• 72,842,162,396,644 seconds is equal to 2,316,155 years, 23 weeks, 2 days, 7 hours, 4 minutes, 4 seconds.
• To count from 1 to 72,842,162,396,644 would take you about five million, seven hundred ninety thousand, three hundred eighty-eight 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 72842162396644 cubic inches would be around 3480.3 feet tall.

Recreational maths with 72842162396644

• 72842162396644 backwards is 44669326124827
• The number of decimal digits it has is: 14
• The sum of 72842162396644's digits is 64
• More coming soon!