142021126458731521

Names of 142021126458731521

• Cardinal: 142021126458731521 can be written as One hundred forty-two quadrillion, twenty-one trillion, one hundred twenty-six billion, four hundred fifty-eight million, seven hundred thirty-one thousand, five hundred twenty-one.

Scientific notation

• Scientific notation: 1.42021126458731521 × 10¹⁷

Factors of 142021126458731521

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 1890552

Divisors of 142021126458731521

• Number of divisors d(n): 16
• Complete list of divisors:
  1 173 6361 71191 1100453 1812827 12316043 313619071 452845951 11531392547 78342349523 129056966957 1994930910631 22326855283561 820931366813477 142021126458731521
• Sum of all divisors σ(n): 142866599324220288
• Sum of proper divisors (its aliquot sum) s(n): 845472865488767
• 142021126458731521 is a deficient number, because the sum of its proper divisors (845472865488767) is less than itself. Its deficiency is 141175653593242754

Bases of 142021126458731521

• Binary: 111111000100011110111011001001001001011000110110000000001₂
• Hexadecimal: 0x1F88F76492C6C01
• Base-36: 12UEACSOPHC1

Squares and roots of 142021126458731521

• 142021126458731521 squared (142021126458731521²) is 20170000360607010498659900358973441
• 142021126458731521 cubed (142021126458731521³) is 2864566171886428618505302949342436848294898588533761
• The square root of 142021126458731521 is 376856904.4859487791
• The cube root of 142021126458731521 is 521736.2163306827

Scales and comparisons

• 142,021,126,458,731,521 seconds is equal to 4,515,832,521 years, 10 weeks, 2 days, 19 hours, 12 minutes, 1 second.
• To count from 1 to 142,021,126,458,731,521 would take you about thirteen billion, five hundred forty-seven million, four hundred ninety-seven thousand, five hundred sixty-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 142021126458731521 cubic inches would be around 43478 feet tall.

Recreational maths with 142021126458731521

• 142021126458731521 backwards is 125137854621120241
• The number of decimal digits it has is: 18
• The sum of 142021126458731521's digits is 55
• More coming soon!