20983888320

Names of 20983888320

• Cardinal: 20983888320 can be written as Twenty billion, nine hundred eighty-three million, eight hundred eighty-eight thousand, three hundred twenty.

Scientific notation

• Scientific notation: 2.098388832 × 10¹⁰

Factors of 20983888320

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 21858227

Divisors of 20983888320

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 160 192 240 320 480 960 21858217 43716434 65574651 87432868 109291085 131149302 174865736 218582170 262298604 327873255 349731472 437164340 524597208 655746510 699462944 874328680 1049194416 1311493020 1398925888 1748657360 2098388832 2622986040 3497314720 4196777664 5245972080 6994629440 10491944160 20983888320
• Sum of all divisors σ(n): 66623848464
• Sum of proper divisors (its aliquot sum) s(n): 45639960144
• 20983888320 is an abundant number, because the sum of its proper divisors (45639960144) is greater than itself. Its abundance is 24656071824

Bases of 20983888320

• Binary: 10011100010101111001011100111000000₂
• Hexadecimal: 0x4E2BCB9C0
• Base-36: 9N19JUO

Squares and roots of 20983888320

• 20983888320 squared (20983888320²) is 440323569026232422400
• 20983888320 cubed (20983888320³) is 9239700597110272302004666368000
• The square root of 20983888320 is 144858.1662178559
• The cube root of 20983888320 is 2758.2184259647

Scales and comparisons

• 20,983,888,320 seconds is equal to 667 years, 11 weeks, 4 days, 1 hour, 52 minutes.
• To count from 1 to 20,983,888,320 would take you about one thousand, three hundred thirty-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 20983888320 cubic inches would be around 229.9 feet tall.

Recreational maths with 20983888320

• 20983888320 backwards is 02388838902
• The number of decimal digits it has is: 11
• The sum of 20983888320's digits is 51
• More coming soon!