139505238015

Names of 139505238015

• Cardinal: 139505238015 can be written as One hundred thirty-nine billion, five hundred five million, two hundred thirty-eight thousand and fifteen.

Scientific notation

• Scientific notation: 1.39505238015 × 10¹¹

Factors of 139505238015

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 7041

Divisors of 139505238015

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 5 11 13 15 33 39 55 61 65 143 157 165 183 195 305 429 471 671 715 785 793 915 1727 2013 2041 2145 2355 2379 3355 3965 5181 6123 6791 8635 8723 9577 10065 10205 11895 20373 22451 25905 26169 28731 30615 33955 43615 47885 67353 74701 88283 101865 105347 112255 124501 130845 143655 224103 264849 316041 336765 373503 373505 414251 441415 526735 622505 971113 1066187 1120515 1242753 1324245 1369511 1580205 1867515 2071255 2913339 3198561 4108533 4556761 4855565 5330935 5385263 6213765 6847555 11728057 13670283 13860431 14566695 15992805 16155789 20542665 22783805 26926315 35184171 41581293 58640285 59237893 65037407 68351415 69302155 80778945 152464741 175920855 177713679 195112221 207906465 296189465 325187035 457394223 715411477 762323705 845486291 888568395 975561105 2146234431 2286971115 2536458873 3577057385 4227431455 9300349201 10731172155 12682294365 27901047603 46501746005 139505238015
• Sum of all divisors σ(n): 268266829824
• Sum of proper divisors (its aliquot sum) s(n): 128761591809
• 139505238015 is a deficient number, because the sum of its proper divisors (128761591809) is less than itself. Its deficiency is 10743646206

Bases of 139505238015

• Binary: 10000001111011001010001111111111111111₂
• Hexadecimal: 0x207B28FFFF
• Base-36: 1S35TEKF

Squares and roots of 139505238015

• 139505238015 squared (139505238015²) is 19461711433621801140225
• 139505238015 cubed (139505238015³) is 2715010685726656241560087015653375
• The square root of 139505238015 is 373503.9999986613
• The cube root of 139505238015 is 5186.3700994793

Scales and comparisons

• 139,505,238,015 seconds is equal to 4,435 years, 43 weeks, 2 days, 23 hours, 15 seconds.
• To count from 1 to 139,505,238,015 would take you about eight thousand, eight hundred seventy-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 139505238015 cubic inches would be around 432.2 feet tall.

Recreational maths with 139505238015

• 139505238015 backwards is 510832505931
• The number of decimal digits it has is: 12
• The sum of 139505238015's digits is 42
• More coming soon!