20840041007668920

Names of 20840041007668920

• Cardinal: 20840041007668920 can be written as Twenty quadrillion, eight hundred forty trillion, forty-one billion, seven million, six hundred sixty-eight thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.084004100766892 × 10¹⁶

Factors of 20840041007668920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 26389158452

Divisors of 20840041007668920

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 6581 13162 19743 26324 32905 39486 52648 65810 78972 98715 131620 157944 197430 263240 394860 789720 26389151861 52778303722 79167455583 105556607444 131945759305 158334911166 211113214888 263891518610 316669822332 395837277915 527783037220 633339644664 791674555830 1055566074440 1583349111660 3166698223320 173667008397241 347334016794482 521001025191723 694668033588964 868335041986205 1042002050383446 1389336067177928 1736670083972410 2084004100766892 2605005125958615 3473340167944820 4168008201533784 5210010251917230 6946680335889640 10420020503834460 20840041007668920
• Sum of all divisors σ(n): 62529623120046240
• Sum of proper divisors (its aliquot sum) s(n): 41689582112377320
• 20840041007668920 is an abundant number, because the sum of its proper divisors (41689582112377320) is greater than itself. Its abundance is 20849541104708400

Bases of 20840041007668920

• Binary: 1001010000010011110100000101001010111011101111010111000₂
• Hexadecimal: 0x4A09E8295DDEB8
• Base-36: 5P76EO61W3C

Squares and roots of 20840041007668920

• 20840041007668920 squared (20840041007668920²) is 434307309201322214510252333966400
• 20840041007668920 cubed (20840041007668920³) is 9050982133685900214284657517507432951401604288000
• The square root of 20840041007668920 is 144360801.4928876737
• The cube root of 20840041007668920 is 275190.1319093231

Scales and comparisons

• 20,840,041,007,668,920 seconds is equal to 662,648,841 years, 29 weeks, 2 days, 12 hours, 2 minutes.
• To count from 1 to 20,840,041,007,668,920 would take you about one billion, nine hundred eighty-seven million, nine hundred forty-six thousand, five hundred twenty-four 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 20840041007668920 cubic inches would be around 22932.5 feet tall.

Recreational maths with 20840041007668920

• 20840041007668920 backwards is 02986670014004802
• The number of decimal digits it has is: 17
• The sum of 20840041007668920's digits is 57
• More coming soon!