428978054855361

Names of 428978054855361

• Cardinal: 428978054855361 can be written as Four hundred twenty-eight trillion, nine hundred seventy-eight billion, fifty-four million, eight hundred fifty-five thousand, three hundred sixty-one.

Scientific notation

• Scientific notation: 4.28978054855361 × 10¹⁴

Factors of 428978054855361

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 282933

Divisors of 428978054855361

• Number of divisors d(n): 32
• Complete list of divisors:
  1 3 11 33 3373 10119 14543 37103 43629 111309 159973 265003 479919 795009 2915033 8745099 49053539 147160617 539588929 893855119 1618766787 2681565357 3853938629 9832406309 11561815887 29497218927 42393324919 127179974757 12999334995617 38998004986851 142992684951787 428978054855361
• Sum of all divisors σ(n): 624198342039552
• Sum of proper divisors (its aliquot sum) s(n): 195220287184191
• 428978054855361 is a deficient number, because the sum of its proper divisors (195220287184191) is less than itself. Its deficiency is 233757767671170

Bases of 428978054855361

• Binary: 1100001100010011100111100100100110111101011000001₂
• Hexadecimal: 0x186273C937AC1
• Base-36: 4825SPZ4JL

Squares and roots of 428978054855361

• 428978054855361 squared (428978054855361²) is 184022171547489111226630440321
• 428978054855361 cubed (428978054855361³) is 78941473200701436197221312933987555397410881
• The square root of 428978054855361 is 20711785.4096492849
• The cube root of 428978054855361 is 75418.5812859083

Scales and comparisons

• 428,978,054,855,361 seconds is equal to 13,640,175 years, 11 weeks, 6 days, 1 hour, 9 minutes, 21 seconds.
• To count from 1 to 428,978,054,855,361 would take you about thirty-four million, one hundred thousand, four hundred thirty-eight 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 428978054855361 cubic inches would be around 6284.9 feet tall.

Recreational maths with 428978054855361

• 428978054855361 backwards is 163558450879824
• The number of decimal digits it has is: 15
• The sum of 428978054855361's digits is 75
• More coming soon!