138329408287081087429

Names of 138329408287081087429

• Cardinal: 138329408287081087429 can be written as One hundred thirty-eight quintillion, three hundred twenty-nine quadrillion, four hundred eight trillion, two hundred eighty-seven billion, eighty-one million, eighty-seven thousand, four hundred twenty-nine.

Scientific notation

• Scientific notation: 1.38329408287081087429 × 10²⁰

Factors of 138329408287081087429

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 5459613

Divisors of 138329408287081087429

• Number of divisors d(n): 32
• Complete list of divisors:
  1 349 617 3371 35159 215333 1176479 2079907 5420117 12270491 21693103 118520989 725887543 1891620833 3344212189 7570892947 18271214407 41363825161 73127450213 190565893603 1167130053961 6376653828043 11273339289119 25521480124337 66507496867447 117579156353051 642397627335713 3934395411902531 41035125567214799 224196771940163837 396359336066134921 138329408287081087429
• Sum of all divisors σ(n): 138995805075972768000
• Sum of proper divisors (its aliquot sum) s(n): 666396788891680571
• 138329408287081087429 is a deficient number, because the sum of its proper divisors (666396788891680571) is less than itself. Its deficiency is 137663011498189406858

Bases of 138329408287081087429

• Binary: 1110111111110110100110001111110111110111101011100011100000111000101₂
• Hexadecimal: 0x77FB4C7EFBD71C1C5
• Base-36: T6YMQS1O5PJ2D

Squares and roots of 138329408287081087429

• 138329408287081087429 squared (138329408287081087429²) is 19135025197053977826515174823417141830041
• 138329408287081087429 cubed (138329408287081087429³) is 2646936713066863938338541797985828064278244275975293379654589
• The square root of 138329408287081087429 is 11761352315.4049376275
• The cube root of 138329408287081087429 is 5171757.7398893613

Scales and comparisons

• 138,329,408,287,081,087,429 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 138,329,408,287,081,087,429 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 138329408287081087429 cubic inches would be around 430979.8 feet tall.

Recreational maths with 138329408287081087429

• 138329408287081087429 backwards is 924780180782804923831
• The number of decimal digits it has is: 21
• The sum of 138329408287081087429's digits is 94
• More coming soon!