138338281436574557696

Names of 138338281436574557696

• Cardinal: 138338281436574557696 can be written as One hundred thirty-eight quintillion, three hundred thirty-eight quadrillion, two hundred eighty-one trillion, four hundred thirty-six billion, five hundred seventy-four million, five hundred fifty-seven thousand, six hundred ninety-six.

Scientific notation

• Scientific notation: 1.38338281436574557696 × 10²⁰

Factors of 138338281436574557696

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 779726383

Divisors of 138338281436574557696

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 8 16 29 32 58 64 116 128 232 256 464 512 928 1856 3712 7424 14848 12137969 24275938 48551876 97103752 194207504 352001101 388415008 704002202 767588383 776830016 1408004404 1535176766 1553660032 2816008808 3070353532 3107320064 5632017616 6140707064 6214640128 11264035232 12281414128 22260063107 22528070464 24562828256 44520126214 45056140928 49125656512 89040252428 90112281856 98251313024 178080504856 180224563712 196502626048 356161009712 393005252096 712322019424 1424644038848 2849288077696 5698576155392 11397152310784 9316963997614127 18633927995228254 37267855990456508 74535711980913016 149071423961826032 270191955930809683 298142847923652064 540383911861619366 596285695847304128 1080767823723238732 1192571391694608256 2161535647446477464 2385142783389216512 4323071294892954928 4770285566778433024 8646142589785909856 17292285179571819712 34584570359143639424 69169140718287278848 138338281436574557696
• Sum of all divisors σ(n): 285937649016579331200
• Sum of proper divisors (its aliquot sum) s(n): 147599367580004773504
• 138338281436574557696 is an abundant number, because the sum of its proper divisors (147599367580004773504) is greater than itself. Its abundance is 9261086143430215808

Bases of 138338281436574557696

• Binary: 1110111111111010100010011100000010011011001000010101010011000000000₂
• Hexadecimal: 0x77FD44E04D90AA600
• Base-36: T71241Q9W6UWW

Squares and roots of 138338281436574557696

• 138338281436574557696 squared (138338281436574557696²) is 19137480110824908870597265579458032828416
• 138338281436574557696 cubed (138338281436574557696³) is 2647446109558144299939458815443201292823573218355963060289536
• The square root of 138338281436574557696 is 11761729525.7361941129
• The cube root of 138338281436574557696 is 5171868.3184447393

Scales and comparisons

• 138,338,281,436,574,557,696 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 138,338,281,436,574,557,696 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and 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 138338281436574557696 cubic inches would be around 430989 feet tall.

Recreational maths with 138338281436574557696

• 138338281436574557696 backwards is 696755475634182833831
• The number of decimal digits it has is: 21
• The sum of 138338281436574557696's digits is 104
• More coming soon!