138598940005988

Names of 138598940005988

• Cardinal: 138598940005988 can be written as One hundred thirty-eight trillion, five hundred ninety-eight billion, nine hundred forty million, five thousand, nine hundred eighty-eight.

Scientific notation

• Scientific notation: 1.38598940005988 × 10¹⁴

Factors of 138598940005988

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 536349558

Divisors of 138598940005988

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 7 11 14 22 28 44 77 154 308 839 1678 3356 5873 9229 11746 18458 23492 36916 64603 129206 258412 536348699 1072697398 2145394796 3754440893 5899835689 7508881786 11799671378 15017763572 23599342756 41298849823 82597699646 165195399292 449996558461 899993116922 1799986233844 3149975909227 4949962143071 6299951818454 9899924286142 12599903636908 19799848572284 34649735001497 69299470002994 138598940005988
• Sum of all divisors σ(n): 302758114176000
• Sum of proper divisors (its aliquot sum) s(n): 164159174170012
• 138598940005988 is an abundant number, because the sum of its proper divisors (164159174170012) is greater than itself. Its abundance is 25560234164024

Bases of 138598940005988

• Binary: 11111100000111000010100100101011101011001100100₂
• Hexadecimal: 0x7E0E1495D664
• Base-36: 1D4NH2CZTW

Squares and roots of 138598940005988

• 138598940005988 squared (138598940005988²) is 19209666170783460905475856144
• 138598940005988 cubed (138598940005988³) is 2662439369139474132061045221052876786590272
• The square root of 138598940005988 is 11772805.1035421461
• The cube root of 138598940005988 is 51751.1457819689

Scales and comparisons

• 138,598,940,005,988 seconds is equal to 4,407,017 years, 30 weeks, 5 hours, 13 minutes, 8 seconds.
• To count from 1 to 138,598,940,005,988 would take you about eleven million, seventeen thousand, five hundred forty-three 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 138598940005988 cubic inches would be around 4312.6 feet tall.

Recreational maths with 138598940005988

• 138598940005988 backwards is 889500049895831
• 138598940005988 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 138598940005988's digits is 77
• More coming soon!