139979697540

Names of 139979697540

• Cardinal: 139979697540 can be written as One hundred thirty-nine billion, nine hundred seventy-nine million, six hundred ninety-seven thousand, five hundred forty.

Scientific notation

• Scientific notation: 1.3997969754 × 10¹¹

Factors of 139979697540

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 460947

Divisors of 139979697540

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 20 30 60 61 83 122 166 183 244 249 305 332 366 415 498 610 732 830 915 996 1220 1245 1660 1830 2490 3660 4980 5063 10126 15189 20252 25315 30378 50630 60756 75945 101260 151890 303780 460793 921586 1382379 1843172 2303965 2764758 4607930 5529516 6911895 9215860 13823790 27647580 28108373 38245819 56216746 76491638 84325119 112433492 114737457 140541865 152983276 168650238 191229095 229474914 281083730 337300476 382458190 421625595 458949828 562167460 573687285 764916380 843251190 1147374570 1686502380 2294749140 2332994959 4665989918 6998984877 9331979836 11664974795 13997969754 23329949590 27995939508 34994924385 46659899180 69989848770 139979697540
• Sum of all divisors σ(n): 403168945536
• Sum of proper divisors (its aliquot sum) s(n): 263189247996
• 139979697540 is an abundant number, because the sum of its proper divisors (263189247996) is greater than itself. Its abundance is 123209550456

Bases of 139979697540

• Binary: 10000010010111011100001010110110000100₂
• Hexadecimal: 0x209770AD84
• Base-36: 1SB0APVO

Squares and roots of 139979697540

• 139979697540 squared (139979697540²) is 19594315723389882051600
• 139979697540 cubed (139979697540³) is 2742806388463381993079242673064000
• The square root of 139979697540 is 374138.6073903627
• The cube root of 139979697540 is 5192.2430887555

Scales and comparisons

• 139,979,697,540 seconds is equal to 4,450 years, 47 weeks, 6 days, 9 hours, 19 minutes.
• To count from 1 to 139,979,697,540 would take you about eight thousand, nine hundred 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 139979697540 cubic inches would be around 432.7 feet tall.

Recreational maths with 139979697540

• 139979697540 backwards is 045796979931
• The number of decimal digits it has is: 12
• The sum of 139979697540's digits is 69
• More coming soon!