138706971353059242

Names of 138706971353059242

• Cardinal: 138706971353059242 can be written as One hundred thirty-eight quadrillion, seven hundred six trillion, nine hundred seventy-one billion, three hundred fifty-three million, fifty-nine thousand, two hundred forty-two.

Scientific notation

• Scientific notation: 1.38706971353059242 × 10¹⁷

Factors of 138706971353059242

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 3302546936977613

Divisors of 138706971353059242

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 3 6 7 14 21 42 3302546936977601 6605093873955202 9907640810932803 19815281621865606 23117828558843207 46235657117686414 69353485676529621 138706971353059242
• Sum of all divisors σ(n): 317044505949849792
• Sum of proper divisors (its aliquot sum) s(n): 178337534596790550
• 138706971353059242 is an abundant number, because the sum of its proper divisors (178337534596790550) is greater than itself. Its abundance is 39630563243731308

Bases of 138706971353059242

• Binary: 111101100110010010100000101101011010111101000111110101010₂
• Hexadecimal: 0x1ECC9416B5E8FAA
• Base-36: 11XRIMYJQMJU

Squares and roots of 138706971353059242

• 138706971353059242 squared (138706971353059242²) is 19239623901938397207402792361614564
• 138706971353059242 cubed (138706971353059242³) is 2668669961409803136417152954162039501800671862000488
• The square root of 138706971353059242 is 372433848.2912894991
• The cube root of 138706971353059242 is 517645.8815039613

Scales and comparisons

• 138,706,971,353,059,242 seconds is equal to 4,410,452,640 years, 10 weeks, 18 hours, 40 minutes, 42 seconds.
• To count from 1 to 138,706,971,353,059,242 would take you about thirteen billion, two hundred thirty-one million, three hundred fifty-seven thousand, nine hundred twenty 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 138706971353059242 cubic inches would be around 43137.2 feet tall.

Recreational maths with 138706971353059242

• 138706971353059242 backwards is 242950353179607831
• The number of decimal digits it has is: 18
• The sum of 138706971353059242's digits is 75
• More coming soon!