820808506944

Names of 820808506944

• Cardinal: 820808506944 can be written as Eight hundred twenty billion, eight hundred eight million, five hundred six thousand, nine hundred forty-four.

Scientific notation

• Scientific notation: 8.20808506944 × 10¹¹

Factors of 820808506944

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 475004928

Divisors of 820808506944

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 96 108 144 192 216 288 432 576 864 1728 475004923 950009846 1425014769 1900019692 2850029538 3800039384 4275044307 5700059076 7600078768 8550088614 11400118152 12825132921 15200157536 17100177228 22800236304 25650265842 30400315072 34200354456 45600472608 51300531684 68400708912 91200945216 102601063368 136801417824 205202126736 273602835648 410404253472 820808506944
• Sum of all divisors σ(n): 2413025013920
• Sum of proper divisors (its aliquot sum) s(n): 1592216506976
• 820808506944 is an abundant number, because the sum of its proper divisors (1592216506976) is greater than itself. Its abundance is 771408000032

Bases of 820808506944

• Binary: 1011111100011011111111111101111001000000₂
• Hexadecimal: 0xBF1BFFDE40
• Base-36: AH2O6XC0

Squares and roots of 820808506944

• 820808506944 squared (820808506944²) is 673726605071638496219136
• 820808506944 cubed (820808506944³) is 553000528797301532241342409201680384
• The square root of 820808506944 is 905984.8271047369
• The cube root of 820808506944 is 9362.9768506449

Scales and comparisons

• 820,808,506,944 seconds is equal to 26,099 years, 8 weeks, 6 days, 11 hours, 2 minutes, 24 seconds.
• To count from 1 to 820,808,506,944 would take you about fifty-two thousand, one hundred ninety-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 820808506944 cubic inches would be around 780.2 feet tall.

Recreational maths with 820808506944

• 820808506944 backwards is 449605808028
• 820808506944 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 820808506944's digits is 54
• More coming soon!