442478940642

Names of 442478940642

• Cardinal: 442478940642 can be written as Four hundred forty-two billion, four hundred seventy-eight million, nine hundred forty thousand, six hundred forty-two.

Scientific notation

• Scientific notation: 4.42478940642 × 10¹¹

Factors of 442478940642

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1977

Divisors of 442478940642

• Number of divisors d(n): 54
• Complete list of divisors:
  1 2 3 6 9 18 83 166 249 498 747 1494 1889 3778 5667 6889 11334 13778 17001 20667 34002 41334 62001 124002 156787 313574 470361 940722 1411083 2822166 3568321 7136642 10704963 13013321 21409926 26026642 32114889 39039963 64229778 78079926 117119889 234239778 296170643 592341286 888511929 1777023858 2665535787 5331071574 24582163369 49164326738 73746490107 147492980214 221239470321 442478940642
• Sum of all divisors σ(n): 970908170817
• Sum of proper divisors (its aliquot sum) s(n): 528429230175
• 442478940642 is an abundant number, because the sum of its proper divisors (528429230175) is greater than itself. Its abundance is 85950289533

Bases of 442478940642

• Binary: 110011100000101110011001101000111100010₂
• Hexadecimal: 0x6705CCD1E2
• Base-36: 5N9SJBOI

Squares and roots of 442478940642

• 442478940642 squared (442478940642²) is 195787612911666559372164
• 442478940642 cubed (442478940642³) is 86631895551980180313732123343089288
• The square root of 442478940642 is 665190.9054113713
• The cube root of 442478940642 is 7620.1619583449

Scales and comparisons

• 442,478,940,642 seconds is equal to 14,069 years, 24 weeks, 50 minutes, 42 seconds.
• To count from 1 to 442,478,940,642 would take you about twenty-eight thousand, one hundred thirty-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 442478940642 cubic inches would be around 635 feet tall.

Recreational maths with 442478940642

• 442478940642 backwards is 246049874244
• The number of decimal digits it has is: 12
• The sum of 442478940642's digits is 54
• More coming soon!