20643164800

Names of 20643164800

• Cardinal: 20643164800 can be written as Twenty billion, six hundred forty-three million, one hundred sixty-four thousand, eight hundred.

Scientific notation

• Scientific notation: 2.06431648 × 10¹⁰

Factors of 20643164800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2234

Divisors of 20643164800

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 43 50 64 71 80 86 100 128 142 160 172 200 215 284 320 344 355 400 430 568 640 688 710 800 860 1075 1136 1376 1420 1600 1720 1775 2113 2150 2272 2752 2840 3053 3200 3440 3550 4226 4300 4544 5504 5680 6106 6880 7100 8452 8600 9088 10565 11360 12212 13760 14200 15265 16904 17200 21130 22720 24424 27520 28400 30530 33808 34400 42260 45440 48848 52825 56800 61060 67616 68800 76325 84520 90859 97696 105650 113600 122120 135232 137600 150023 152650 169040 181718 195392 211300 227200 244240 270464 300046 305300 338080 363436 390784 422600 454295 488480 600092 610600 676160 726872 750115 845200 908590 976960 1200184 1221200 1352320 1453744 1500230 1690400 1817180 1953920 2271475 2400368 2442400 2907488 3000460 3380800 3634360 3750575 4542950 4800736 4884800 5814976 6000920 6450989 6761600 7268720 7501150 9085900 9601472 9769600 11629952 12001840 12901978 14537440 15002300 18171800 19202944 24003680 25803956 29074880 30004600 32254945 36343600 48007360 51607912 58149760 60009200 64509890 72687200 96014720 103215824 120018400 129019780 145374400 161274725 206431648 240036800 258039560 290748800 322549450 412863296 480073600 516079120 645098900 825726592 1032158240 1290197800 2064316480 2580395600 4128632960 5160791200 10321582400 20643164800
• Sum of all divisors σ(n): 52940986560
• Sum of proper divisors (its aliquot sum) s(n): 32297821760
• 20643164800 is an abundant number, because the sum of its proper divisors (32297821760) is greater than itself. Its abundance is 11654656960

Bases of 20643164800

• Binary: 10011001110011011011011001010000000₂
• Hexadecimal: 0x4CE6DB280
• Base-36: 9HEENWG

Squares and roots of 20643164800

• 20643164800 squared (20643164800²) is 426140252959959040000
• 20643164800 cubed (20643164800³) is 8796883469766122263969792000000
• The square root of 20643164800 is 143677.2939611545
• The cube root of 20643164800 is 2743.2081342333

Scales and comparisons

• 20,643,164,800 seconds is equal to 656 years, 20 weeks, 1 day, 12 hours, 26 minutes, 40 seconds.
• To count from 1 to 20,643,164,800 would take you about one thousand, three hundred twelve 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 20643164800 cubic inches would be around 228.6 feet tall.

Recreational maths with 20643164800

• 20643164800 backwards is 00846134602
• The number of decimal digits it has is: 11
• The sum of 20643164800's digits is 34
• More coming soon!