138889602592

Names of 138889602592

• Cardinal: 138889602592 can be written as One hundred thirty-eight billion, eight hundred eighty-nine million, six hundred two thousand, five hundred ninety-two.

Scientific notation

• Scientific notation: 1.38889602592 × 10¹¹

Factors of 138889602592

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 20805

Divisors of 138889602592

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 8 13 16 26 32 52 104 169 208 338 416 676 1319 1352 2638 2704 5276 5408 10552 17147 19471 21104 34294 38942 42208 68588 77884 137176 155768 222911 253123 274352 311536 445822 506246 548704 623072 891644 1012492 1783288 2024984 3290599 3566576 4049968 6581198 7133152 8099936 13162396 25682249 26324792 51364498 52649584 102728996 105299168 205457992 333869237 410915984 667738474 821831968 1335476948 2670953896 4340300081 5341907792 8680600162 10683815584 17361200324 34722400648 69444801296 138889602592
• Sum of all divisors σ(n): 296330348160
• Sum of proper divisors (its aliquot sum) s(n): 157440745568
• 138889602592 is an abundant number, because the sum of its proper divisors (157440745568) is greater than itself. Its abundance is 18551142976

Bases of 138889602592

• Binary: 10000001010110011101110010011000100000₂
• Hexadecimal: 0x2056772620
• Base-36: 1RSZA78G

Squares and roots of 138889602592

• 138889602592 squared (138889602592²) is 19290321708163693118464
• 138889602592 cubed (138889602592³) is 2679225115918685939306510137458688
• The square root of 138889602592 is 372678.9537819381
• The cube root of 138889602592 is 5178.7297138073

Scales and comparisons

• 138,889,602,592 seconds is equal to 4,416 years, 13 weeks, 3 days, 13 hours, 9 minutes, 52 seconds.
• To count from 1 to 138,889,602,592 would take you about eight thousand, eight hundred thirty-two 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 138889602592 cubic inches would be around 431.6 feet tall.

Recreational maths with 138889602592

• 138889602592 backwards is 295206988831
• The number of decimal digits it has is: 12
• The sum of 138889602592's digits is 61
• More coming soon!