138191390656737

Names of 138191390656737

• Cardinal: 138191390656737 can be written as One hundred thirty-eight trillion, one hundred ninety-one billion, three hundred ninety million, six hundred fifty-six thousand, seven hundred thirty-seven.

Scientific notation

• Scientific notation: 1.38191390656737 × 10¹⁴

Factors of 138191390656737

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 33622

Divisors of 138191390656737

• Number of divisors d(n): 36
• Complete list of divisors:
  1 3 11 33 61 183 671 2013 3721 11163 33547 40931 100641 122793 369017 1107051 2046367 6139101 22510037 67530111 124828387 374485161 1125401209 1373112257 3376203627 4119336771 12379413299 37138239897 68649473749 205948421247 755144211239 2265432633717 4187617898689 12562853696067 46063796885579 138191390656737
• Sum of all divisors σ(n): 204360944915088
• Sum of proper divisors (its aliquot sum) s(n): 66169554258351
• 138191390656737 is a deficient number, because the sum of its proper divisors (66169554258351) is less than itself. Its deficiency is 72021836398386

Bases of 138191390656737

• Binary: 11111011010111100110000110000000100100011100001₂
• Hexadecimal: 0x7DAF30C048E1
• Base-36: 1CZG8Y01CX

Squares and roots of 138191390656737

• 138191390656737 squared (138191390656737²) is 19096860451642898220163487169
• 138191390656737 cubed (138191390656737³) is 2639021702990174731103520367546782982907553
• The square root of 138191390656737 is 11755483.4293080861
• The cube root of 138191390656737 is 51700.3713378091

Scales and comparisons

• 138,191,390,656,737 seconds is equal to 4,394,058 years, 39 weeks, 6 days, 20 hours, 38 minutes, 57 seconds.
• To count from 1 to 138,191,390,656,737 would take you about ten million, nine hundred eighty-five thousand, one hundred forty-six 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 138191390656737 cubic inches would be around 4308.4 feet tall.

Recreational maths with 138191390656737

• 138191390656737 backwards is 737656093191831
• The number of decimal digits it has is: 15
• The sum of 138191390656737's digits is 69
• More coming soon!