428844020787

Names of 428844020787

• Cardinal: 428844020787 can be written as Four hundred twenty-eight billion, eight hundred forty-four million, twenty thousand, seven hundred eighty-seven.

Scientific notation

• Scientific notation: 4.28844020787 × 10¹¹

Factors of 428844020787

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2154834

Divisors of 428844020787

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 7 9 13 21 27 39 63 81 91 117 189 243 273 351 567 729 819 1053 1701 2187 2457 3159 5103 7371 9477 15309 22113 28431 66339 199017 2154811 6464433 15083677 19393299 28012543 45251031 58179897 84037629 135753093 174539691 196087801 252112887 407259279 523619073 588263403 756338661 1221777837 1570857219 1764790209 2269015983 3665333511 4712571657 5294370627 6807047949 10996000533 15883111881 20421143847 32988001599 47649335643 61263431541 142948006929 428844020787
• Sum of all divisors σ(n): 791591736320
• Sum of proper divisors (its aliquot sum) s(n): 362747715533
• 428844020787 is a deficient number, because the sum of its proper divisors (362747715533) is less than itself. Its deficiency is 66096305254

Bases of 428844020787

• Binary: 110001111011001000110000111010000110011₂
• Hexadecimal: 0x63D9187433
• Base-36: 5H0ANO6R

Squares and roots of 428844020787

• 428844020787 squared (428844020787²) is 183907194164760888099369
• 428844020787 cubed (428844020787³) is 78867500597271563398970380357583403
• The square root of 428844020787 is 654861.8333564723
• The cube root of 428844020787 is 7541.0725629763

Scales and comparisons

• 428,844,020,787 seconds is equal to 13,635 years, 47 weeks, 3 days, 11 hours, 6 minutes, 27 seconds.
• To count from 1 to 428,844,020,787 would take you about twenty-seven thousand, two hundred seventy-one 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 428844020787 cubic inches would be around 628.4 feet tall.

Recreational maths with 428844020787

• 428844020787 backwards is 787020448824
• The number of decimal digits it has is: 12
• The sum of 428844020787's digits is 54
• More coming soon!