642224729706

Names of 642224729706

• Cardinal: 642224729706 can be written as Six hundred forty-two billion, two hundred twenty-four million, seven hundred twenty-nine thousand, seven hundred six.

Scientific notation

• Scientific notation: 6.42224729706 × 10¹¹

Factors of 642224729706

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 1037978

Divisors of 642224729706

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 3 6 7 14 21 42 14947 29894 44841 89682 104629 209258 313887 627774 1023019 2046038 3069057 6138114 7161133 14322266 21483399 42966798 15291064993 30582129986 45873194979 91746389958 107037454951 214074909902 321112364853 642224729706
• Sum of all divisors σ(n): 1468041884160
• Sum of proper divisors (its aliquot sum) s(n): 825817154454
• 642224729706 is an abundant number, because the sum of its proper divisors (825817154454) is greater than itself. Its abundance is 183592424748

Bases of 642224729706

• Binary: 1001010110000111100100111010111001101010₂
• Hexadecimal: 0x958793AE6A
• Base-36: 87180SX6

Squares and roots of 642224729706

• 642224729706 squared (642224729706²) is 412452603445944758846436
• 642224729706 cubed (642224729706³) is 264887261764607876931959712461427816
• The square root of 642224729706 is 801389.2498068589
• The cube root of 642224729706 is 8627.7127013805

Scales and comparisons

• 642,224,729,706 seconds is equal to 20,420 years, 39 weeks, 3 days, 14 hours, 15 minutes, 6 seconds.
• To count from 1 to 642,224,729,706 would take you about forty thousand, eight hundred forty-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 642224729706 cubic inches would be around 719 feet tall.

Recreational maths with 642224729706

• 642224729706 backwards is 607927422246
• The number of decimal digits it has is: 12
• The sum of 642224729706's digits is 51
• More coming soon!