138643010980140

Names of 138643010980140

• Cardinal: 138643010980140 can be written as One hundred thirty-eight trillion, six hundred forty-three billion, ten million, nine hundred eighty thousand, one hundred forty.

Scientific notation

• Scientific notation: 1.3864301098014 × 10¹⁴

Factors of 138643010980140

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 3896656336

Divisors of 138643010980140

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 20 30 60 593 1186 1779 2372 2965 3558 5930 7116 8895 11860 17790 35580 3896655733 7793311466 11689967199 15586622932 19483278665 23379934398 38966557330 46759868796 58449835995 77933114660 116899671990 233799343980 2310716849669 4621433699338 6932150549007 9242867398676 11553584248345 13864301098014 23107168496690 27728602196028 34660752745035 46214336993380 69321505490070 138643010980140
• Sum of all divisors σ(n): 388855069007328
• Sum of proper divisors (its aliquot sum) s(n): 250212058027188
• 138643010980140 is an abundant number, because the sum of its proper divisors (250212058027188) is greater than itself. Its abundance is 111569047047048

Bases of 138643010980140

• Binary: 11111100001100001010111011010111000100100101100₂
• Hexadecimal: 0x7E18576B892C
• Base-36: 1D57PX2X4C

Squares and roots of 138643010980140

• 138643010980140 squared (138643010980140²) is 19221884493639220603474419600
• 138643010980140 cubed (138643010980140³) is 2664979942910605266115255673636413626744000
• The square root of 138643010980140 is 11774676.6826159605
• The cube root of 138643010980140 is 51756.6303879191

Scales and comparisons

• 138,643,010,980,140 seconds is equal to 4,408,418 years, 46 weeks, 4 days, 22 hours, 29 minutes.
• To count from 1 to 138,643,010,980,140 would take you about eleven million, twenty-one thousand and forty-seven 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 138643010980140 cubic inches would be around 4313.1 feet tall.

Recreational maths with 138643010980140

• 138643010980140 backwards is 041089010346831
• The number of decimal digits it has is: 15
• The sum of 138643010980140's digits is 48
• More coming soon!