142939018008177620

Names of 142939018008177620

• Cardinal: 142939018008177620 can be written as One hundred forty-two quadrillion, nine hundred thirty-nine trillion, eighteen billion, eight million, one hundred seventy-seven thousand, six hundred twenty.

Scientific notation

• Scientific notation: 1.4293901800817762 × 10¹⁷

Factors of 142939018008177620

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 84539648

Divisors of 142939018008177620

• Number of divisors d(n): 18
• Complete list of divisors:
  1 2 4 5 10 20 84539641 169079282 338158564 422698205 845396410 1690792820 7146950900408881 14293901800817762 28587803601635524 35734754502044405 71469509004088810 142939018008177620
• Sum of all divisors σ(n): 300171941367837966
• Sum of proper divisors (its aliquot sum) s(n): 157232923359660346
• 142939018008177620 is an abundant number, because the sum of its proper divisors (157232923359660346) is greater than itself. Its abundance is 14293905351482726

Bases of 142939018008177620

• Binary: 111111011110100100100011110010000111010111010101111010100₂
• Hexadecimal: 0x1FBD24790EBABD4
• Base-36: 133FNICPZNPW

Squares and roots of 142939018008177620

• 142939018008177620 squared (142939018008177620²) is 20431562869142125944821193468864400
• 142939018008177620 cubed (142939018008177620³) is 2920467532887519542135017611996379599294054894728000
• The square root of 142939018008177620 is 378072768.1388565971
• The cube root of 142939018008177620 is 522857.8082375545

Scales and comparisons

• 142,939,018,008,177,620 seconds is equal to 4,545,018,633 years, 12 weeks, 6 days, 1 hour, 20 minutes, 20 seconds.
• To count from 1 to 142,939,018,008,177,620 would take you about thirteen billion, six hundred thirty-five million, fifty-five thousand, eight hundred ninety-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 142939018008177620 cubic inches would be around 43571.5 feet tall.

Recreational maths with 142939018008177620

• 142939018008177620 backwards is 026771800810939241
• The number of decimal digits it has is: 18
• The sum of 142939018008177620's digits is 68
• More coming soon!