138387050369613066176

Names of 138387050369613066176

• Cardinal: 138387050369613066176 can be written as One hundred thirty-eight quintillion, three hundred eighty-seven quadrillion, fifty trillion, three hundred sixty-nine billion, six hundred thirteen million, sixty-six thousand, one hundred seventy-six.

Scientific notation

• Scientific notation: 1.38387050369613066176 × 10²⁰

Factors of 138387050369613066176

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1293121

Divisors of 138387050369613066176

• Number of divisors d(n): 21
• Complete list of divisors:
  1 2 4 8 16 32 64 1293119 2586238 5172476 10344952 20689904 41379808 82759616 1672156748161 3344313496322 6688626992644 13377253985288 26754507970576 53509015941152 107018031882304
• Sum of all divisors σ(n): 138387155715652426559
• Sum of proper divisors (its aliquot sum) s(n): 105346039360383
• 138387050369613066176 is a deficient number, because the sum of its proper divisors (105346039360383) is less than itself. Its deficiency is 138386945023573705793

Bases of 138387050369613066176

• Binary: 1111000000010000001100100010001101011101010111000000110111111000000₂
• Hexadecimal: 0x78081911AEAE06FC0
• Base-36: T7EEB6WTIS5A8

Squares and roots of 138387050369613066176

• 138387050369613066176 squared (138387050369613066176²) is 19150975710001823875716660288024155262976
• 138387050369613066176 cubed (138387050369613066176³) is 2650247040207258753215867966367771934048406180300846970699776
• The square root of 138387050369613066176 is 11763802547.2044143017
• 138387050369613066176 is a perfect cube number. Its cube root is 5172476

Scales and comparisons

• 138,387,050,369,613,066,176 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 138,387,050,369,613,066,176 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 138387050369613066176 cubic inches would be around 431039.7 feet tall.

Recreational maths with 138387050369613066176

• 138387050369613066176 backwards is 671660316963050783831
• The number of decimal digits it has is: 21
• The sum of 138387050369613066176's digits is 89
• More coming soon!