20704045648

Names of 20704045648

• Cardinal: 20704045648 can be written as Twenty billion, seven hundred four million, forty-five thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 2.0704045648 × 10¹⁰

Factors of 20704045648

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 6254

Divisors of 20704045648

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 8 11 13 16 22 26 44 52 88 104 143 176 208 286 572 1144 2288 2309 3919 4618 7838 9236 15676 18472 25399 30017 31352 36944 43109 50798 50947 60034 62704 86218 101596 101894 120068 172436 203192 203788 240136 330187 344872 406384 407576 480272 560417 660374 689744 815152 1120834 1320748 2241668 2641496 4483336 5282992 8966672 9048971 18097942 36195884 72391768 99538681 117636623 144783536 199077362 235273246 398154724 470546492 796309448 941092984 1294002853 1592618896 1882185968 2588005706 5176011412 10352022824 20704045648
• Sum of all divisors σ(n): 47159481600
• Sum of proper divisors (its aliquot sum) s(n): 26455435952
• 20704045648 is an abundant number, because the sum of its proper divisors (26455435952) is greater than itself. Its abundance is 5751390304

Bases of 20704045648

• Binary: 10011010010000011101010101001010000₂
• Hexadecimal: 0x4D20EAA50
• Base-36: 9IENJV4

Squares and roots of 20704045648

• 20704045648 squared (20704045648²) is 428657506194467739904
• 20704045648 cubed (20704045648³) is 8874944575608102852035807137792
• The square root of 20704045648 is 143889.0046111933
• The cube root of 20704045648 is 2745.9022451195

Scales and comparisons

• 20,704,045,648 seconds is equal to 658 years, 16 weeks, 6 days, 3 hours, 47 minutes, 28 seconds.
• To count from 1 to 20,704,045,648 would take you about one thousand, three hundred sixteen 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 20704045648 cubic inches would be around 228.8 feet tall.

Recreational maths with 20704045648

• 20704045648 backwards is 84654040702
• The number of decimal digits it has is: 11
• The sum of 20704045648's digits is 40
• More coming soon!