137809445375403601813

Names of 137809445375403601813

• Cardinal: 137809445375403601813 can be written as One hundred thirty-seven quintillion, eight hundred nine quadrillion, four hundred forty-five trillion, three hundred seventy-five billion, four hundred three million, six hundred one thousand, eight hundred thirteen.

Scientific notation

• Scientific notation: 1.37809445375403601813 × 10²⁰

Factors of 137809445375403601813

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 284222

Divisors of 137809445375403601813

• Number of divisors d(n): 54
• Complete list of divisors:
  1 13 23 299 499 529 6487 6877 11477 149201 249001 263971 283687 3237013 3431623 3687931 5727023 6524801 74451299 84822413 131721529 141559813 150070423 1712379877 1840277569 1950915499 3255875699 42326384087 70638346687 74885141077 80478313969 918298506931 973506834001 1046218081597 1624681973801 1851001221287 21120865659413 24063015876731 37367685397423 40158678670531 42573028089601 485779910166499 522062822716903 553449365164813 923649609422213 12007444922488769 20039180656594969 21243941016710899 260509348535734597 276171233217241687 460901155101684287 5991715016321895731 10600726567338738601 137809445375403601813
• Sum of all divisors σ(n): 155455416178896313494
• Sum of proper divisors (its aliquot sum) s(n): 17645970803492711681
• 137809445375403601813 is a deficient number, because the sum of its proper divisors (17645970803492711681) is less than itself. Its deficiency is 120163474571910890132

Bases of 137809445375403601813

• Binary: 1110111100001111101100000000110110001010110100001111010111110010101₂
• Hexadecimal: 0x7787D806C5687AF95
• Base-36: T30EZB5NHH4T1

Squares and roots of 137809445375403601813

• 137809445375403601813 squared (137809445375403601813²) is 18991443234676349174628911824173456886969
• 137809445375403601813 cubed (137809445375403601813³) is 2617200259049208628306451318924224893804125499244433024474797
• The square root of 137809445375403601813 is 11739226779.2816576891
• The cube root of 137809445375403601813 is 5165269.6073033823

Scales and comparisons

• 137,809,445,375,403,601,813 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 137,809,445,375,403,601,813 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 137809445375403601813 cubic inches would be around 430439.1 feet tall.

Recreational maths with 137809445375403601813

• 137809445375403601813 backwards is 318106304573544908731
• The number of decimal digits it has is: 21
• The sum of 137809445375403601813's digits is 82
• More coming soon!