20720081888001

Names of 20720081888001

• Cardinal: 20720081888001 can be written as Twenty trillion, seven hundred twenty billion, eighty-one million, eight hundred eighty-eight thousand and one.

Scientific notation

• Scientific notation: 2.0720081888001 × 10¹³

Factors of 20720081888001

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 5010723

Divisors of 20720081888001

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 9 17 51 151 153 179 453 537 1359 1611 2567 3043 7701 9129 23103 27029 27387 81087 243261 459493 1378479 4135437 5010373 15031119 45093357 85176341 255529023 756566323 766587069 896856767 2269698969 2690570301 6809096907 8071710903 12861627491 15246565039 38584882473 45739695117 115754647419 135425371817 137219085351 406276115451 1218828346353 2302231320889 6906693962667 20720081888001
• Sum of all divisors σ(n): 32077616837760
• Sum of proper divisors (its aliquot sum) s(n): 11357534949759
• 20720081888001 is a deficient number, because the sum of its proper divisors (11357534949759) is less than itself. Its deficiency is 9362546938242

Bases of 20720081888001

• Binary: 100101101100001000101000111101110001100000001₂
• Hexadecimal: 0x12D8451EE301
• Base-36: 7CEO9S269

Squares and roots of 20720081888001

• 20720081888001 squared (20720081888001²) is 429321793445467084707776001
• 20720081888001 cubed (20720081888001³) is 8895582716493528979347196758165877664001
• The square root of 20720081888001 is 4551931.6655680367
• The cube root of 20720081888001 is 27466.1100488373

Scales and comparisons

• 20,720,081,888,001 seconds is equal to 658,834 years, 26 weeks, 4 days, 14 hours, 13 minutes, 21 seconds.
• To count from 1 to 20,720,081,888,001 would take you about one million, six hundred forty-seven thousand and eighty-six 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 20720081888001 cubic inches would be around 2288.8 feet tall.

Recreational maths with 20720081888001

• 20720081888001 backwards is 10088818002702
• The number of decimal digits it has is: 14
• The sum of 20720081888001's digits is 45
• More coming soon!