20764339440

Names of 20764339440

• Cardinal: 20764339440 can be written as Twenty billion, seven hundred sixty-four million, three hundred thirty-nine thousand, four hundred forty.

Scientific notation

• Scientific notation: 2.076433944 × 10¹⁰

Factors of 20764339440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 6655260

Divisors of 20764339440

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 39 40 48 52 60 65 78 80 104 120 130 156 195 208 240 260 312 390 520 624 780 1040 1560 3120 6655237 13310474 19965711 26620948 33276185 39931422 53241896 66552370 79862844 86518081 99828555 106483792 133104740 159725688 173036162 199657110 259554243 266209480 319451376 346072324 399314220 432590405 519108486 532418960 692144648 798628440 865180810 1038216972 1297771215 1384289296 1597256880 1730361620 2076433944 2595542430 3460723240 4152867888 5191084860 6921446480 10382169720 20764339440
• Sum of all divisors σ(n): 69320959008
• Sum of proper divisors (its aliquot sum) s(n): 48556619568
• 20764339440 is an abundant number, because the sum of its proper divisors (48556619568) is greater than itself. Its abundance is 27792280128

Bases of 20764339440

• Binary: 10011010101101001101010110011110000₂
• Hexadecimal: 0x4D5A6ACF0
• Base-36: 9JEJUUO

Squares and roots of 20764339440

• 20764339440 squared (20764339440²) is 431157792379539513600
• 20764339440 cubed (20764339440³) is 8952706753169803771282896384000
• The square root of 20764339440 is 144098.3672357185
• The cube root of 20764339440 is 2748.5651772361

Scales and comparisons

• 20,764,339,440 seconds is equal to 660 years, 12 weeks, 4 days, 4 minutes.
• To count from 1 to 20,764,339,440 would take you about one thousand, three hundred twenty 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 20764339440 cubic inches would be around 229 feet tall.

Recreational maths with 20764339440

• 20764339440 backwards is 04493346702
• The number of decimal digits it has is: 11
• The sum of 20764339440's digits is 42
• More coming soon!