79439960138

Names of 79439960138

• Cardinal: 79439960138 can be written as Seventy-nine billion, four hundred thirty-nine million, nine hundred sixty thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 7.9439960138 × 10¹⁰

Factors of 79439960138

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 68099

Divisors of 79439960138

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 7 11 14 22 71 77 107 142 154 214 497 749 781 994 1177 1498 1562 2354 5467 7597 8239 10934 15194 16478 53179 67901 83567 106358 135802 167134 475307 584969 746911 950614 1169938 1493822 4820971 5228377 7265407 9641942 10456754 14530814 33746797 50857849 53030681 67493594 79919477 101715698 106061362 159838954 371214767 515843897 559436339 742429534 1031687794 1118872678 3610907279 5674282867 7221814558 11348565734 39719980069 79439960138
• Sum of all divisors σ(n): 152065714176
• Sum of proper divisors (its aliquot sum) s(n): 72625754038
• 79439960138 is a deficient number, because the sum of its proper divisors (72625754038) is less than itself. Its deficiency is 6814206100

Bases of 79439960138

• Binary: 1001001111110111111011001100001001010₂
• Hexadecimal: 0x127EFD984A
• Base-36: 10HSI1JE

Squares and roots of 79439960138

• 79439960138 squared (79439960138²) is 6310707266727028979044
• 79439960138 cubed (79439960138³) is 501322333711382115822426197348072
• The square root of 79439960138 is 281850.9537645739
• The cube root of 79439960138 is 4298.7910814245

Scales and comparisons

• 79,439,960,138 seconds is equal to 2,525 years, 49 weeks, 23 hours, 35 minutes, 38 seconds.
• To count from 1 to 79,439,960,138 would take you about five thousand and fifty-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 79439960138 cubic inches would be around 358.2 feet tall.

Recreational maths with 79439960138

• 79439960138 backwards is 83106993497
• The number of decimal digits it has is: 11
• The sum of 79439960138's digits is 59
• More coming soon!