142320943948265172791

Names of 142320943948265172791

• Cardinal: 142320943948265172791 can be written as One hundred forty-two quintillion, three hundred twenty quadrillion, nine hundred forty-three trillion, nine hundred forty-eight billion, two hundred sixty-five million, one hundred seventy-two thousand, seven hundred ninety-one.

Scientific notation

• Scientific notation: 1.42320943948265172791 × 10²⁰

Factors of 142320943948265172791

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 66168

Divisors of 142320943948265172791

• Number of divisors d(n): 12
• Complete list of divisors:
  1 79 6241 66089 493039 5221031 412461449 4367755921 32584454471 345052717759 27259164702961 2153474011533919
• Sum of all divisors σ(n): 142320971589853051832
• Sum of proper divisors (its aliquot sum) s(n): 27641587879041
• 142320943948265172791 is a deficient number, because the sum of its proper divisors (27641587879041) is less than itself. Its deficiency is 142320916306677293750

Bases of 142320943948265172791

• Binary: 1111011011100011001100100000111100011100110101000000010111100110111₂
• Hexadecimal: 0x7B7199078E6A02F37
• Base-36: U1AD02Y39Z31Z

Squares and roots of 142320943948265172791

• 142320943948265172791 squared (142320943948265172791²) is 20255251086325237110552961754345086729681
• 142320943948265172791 cubed (142320943948265172791³) is 2882746454514931321571784194183876938325844171945834573309671
• The square root of 142320943948265172791 is 11929834196.1766246833
• 142320943948265172791 is a perfect cube number. Its cube root is 5221031

Scales and comparisons

• 142,320,943,948,265,172,791 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 142,320,943,948,265,172,791 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and 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 142320943948265172791 cubic inches would be around 435085.9 feet tall.

Recreational maths with 142320943948265172791

• 142320943948265172791 backwards is 197271562849349023241
• The number of decimal digits it has is: 21
• The sum of 142320943948265172791's digits is 89
• More coming soon!