20727012720

Names of 20727012720

• Cardinal: 20727012720 can be written as Twenty billion, seven hundred twenty-seven million, twelve thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 2.072701272 × 10¹⁰

Factors of 20727012720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 792436

Divisors of 20727012720

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 109 120 218 240 327 436 545 654 872 1090 1308 1635 1744 2180 2616 3270 4360 5232 6540 8720 13080 26160 792317 1584634 2376951 3169268 3961585 4753902 6338536 7923170 9507804 11884755 12677072 15846340 19015608 23769510 31692680 38031216 47539020 63385360 86362553 95078040 172725106 190156080 259087659 345450212 431812765 518175318 690900424 863625530 1036350636 1295438295 1381800848 1727251060 2072701272 2590876590 3454502120 4145402544 5181753180 6909004240 10363506360 20727012720
• Sum of all divisors σ(n): 64843305120
• Sum of proper divisors (its aliquot sum) s(n): 44116292400
• 20727012720 is an abundant number, because the sum of its proper divisors (44116292400) is greater than itself. Its abundance is 23389279680

Bases of 20727012720

• Binary: 10011010011011011010001110101110000₂
• Hexadecimal: 0x4D36D1D70
• Base-36: 9ISBTDC

Squares and roots of 20727012720

• 20727012720 squared (20727012720²) is 429609056295041798400
• 20727012720 cubed (20727012720³) is 8904512374454527428368475648000
• The square root of 20727012720 is 143968.7907846697
• The cube root of 20727012720 is 2746.9172163071

Scales and comparisons

• 20,727,012,720 seconds is equal to 659 years, 2 weeks, 5 days, 23 hours, 32 minutes.
• To count from 1 to 20,727,012,720 would take you about one thousand, three hundred eighteen 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 20727012720 cubic inches would be around 228.9 feet tall.

Recreational maths with 20727012720

• 20727012720 backwards is 02721072702
• 20727012720 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20727012720's digits is 30
• More coming soon!