138672475331693347

Names of 138672475331693347

• Cardinal: 138672475331693347 can be written as One hundred thirty-eight quadrillion, six hundred seventy-two trillion, four hundred seventy-five billion, three hundred thirty-one million, six hundred ninety-three thousand, three hundred forty-seven.

Scientific notation

• Scientific notation: 1.38672475331693347 × 10¹⁷

Factors of 138672475331693347

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 42033990

Divisors of 138672475331693347

• Number of divisors d(n): 16
• Complete list of divisors:
  1 11 577 6347 526381 5790191 41507021 303721837 456577231 3340940207 23949551117 263445062287 21848507221001 240333579431011 12606588666517577 138672475331693347
• Sum of all divisors σ(n): 151541537628546144
• Sum of proper divisors (its aliquot sum) s(n): 12869062296852797
• 138672475331693347 is a deficient number, because the sum of its proper divisors (12869062296852797) is less than itself. Its deficiency is 125803413034840550

Bases of 138672475331693347

• Binary: 111101100101010011110000110110000010001010000101100100011₂
• Hexadecimal: 0x1ECA9E1B0450B23
• Base-36: 11XFAFPFA1WJ

Squares and roots of 138672475331693347

• 138672475331693347 squared (138672475331693347²) is 19230055414619099849068126444062409
• 138672475331693347 cubed (138672475331693347³) is 2666679385110863201812885496675685001742543718092923
• The square root of 138672475331693347 is 372387533.8027487555
• The cube root of 138672475331693347 is 517602.9656030905

Scales and comparisons

• 138,672,475,331,693,347 seconds is equal to 4,409,355,773 years, 21 weeks, 5 days, 5 hours, 29 minutes, 7 seconds.
• To count from 1 to 138,672,475,331,693,347 would take you about thirteen billion, two hundred twenty-eight million, sixty-seven thousand, three 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 138672475331693347 cubic inches would be around 43133.6 feet tall.

Recreational maths with 138672475331693347

• 138672475331693347 backwards is 743396133574276831
• The number of decimal digits it has is: 18
• The sum of 138672475331693347's digits is 82
• More coming soon!