138876550488

Names of 138876550488

• Cardinal: 138876550488 can be written as One hundred thirty-eight billion, eight hundred seventy-six million, five hundred fifty thousand, four hundred eighty-eight.

Scientific notation

• Scientific notation: 1.38876550488 × 10¹¹

Factors of 138876550488

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 49457479

Divisors of 138876550488

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 18 24 26 27 36 39 52 54 72 78 104 108 117 156 216 234 312 351 468 702 936 1404 2808 49457461 98914922 148372383 197829844 296744766 395659688 445117149 593489532 642946993 890234298 1186979064 1285893986 1335351447 1780468596 1928840979 2571787972 2670702894 3560937192 3857681958 5143575944 5341405788 5786522937 7715363916 10682811576 11573045874 15430727832 17359568811 23146091748 34719137622 46292183496 69438275244 138876550488
• Sum of all divisors σ(n): 415442680800
• Sum of proper divisors (its aliquot sum) s(n): 276566130312
• 138876550488 is an abundant number, because the sum of its proper divisors (276566130312) is greater than itself. Its abundance is 137689579824

Bases of 138876550488

• Binary: 10000001010101101011111111110101011000₂
• Hexadecimal: 0x2055AFFD58
• Base-36: 1RSRIG60

Squares and roots of 138876550488

• 138876550488 squared (138876550488²) is 19286696275446013038144
• 138876550488 cubed (138876550488³) is 2678469849043699784410111485814272
• The square root of 138876550488 is 372661.4421804327
• The cube root of 138876550488 is 5178.5674855939

Scales and comparisons

• 138,876,550,488 seconds is equal to 4,415 years, 43 weeks, 6 days, 11 hours, 34 minutes, 48 seconds.
• To count from 1 to 138,876,550,488 would take you about eight thousand, eight hundred thirty-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 138876550488 cubic inches would be around 431.5 feet tall.

Recreational maths with 138876550488

• 138876550488 backwards is 884055678831
• The number of decimal digits it has is: 12
• The sum of 138876550488's digits is 63
• More coming soon!