18164644000

Names of 18164644000

• Cardinal: 18164644000 can be written as Eighteen billion, one hundred sixty-four million, six hundred forty-four thousand.

Scientific notation

• Scientific notation: 1.8164644 × 10¹⁰

Factors of 18164644000

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2138

Divisors of 18164644000

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 80 100 125 160 200 250 400 500 800 1000 2000 2131 4000 4262 8524 10655 17048 21310 34096 42620 53275 68192 85240 106550 170480 213100 266375 340960 426200 532750 852400 1065500 1704800 2131000 4262000 4541161 8524000 9082322 18164644 22705805 36329288 45411610 72658576 90823220 113529025 145317152 181646440 227058050 363292880 454116100 567645125 726585760 908232200 1135290250 1816464400 2270580500 3632928800 4541161000 9082322000 18164644000
• Sum of all divisors σ(n): 44651483604
• Sum of proper divisors (its aliquot sum) s(n): 26486839604
• 18164644000 is an abundant number, because the sum of its proper divisors (26486839604) is greater than itself. Its abundance is 8322195604

Bases of 18164644000

• Binary: 10000111010101100100111100010100000₂
• Hexadecimal: 0x43AB278A0
• Base-36: 8CERD0G

Squares and roots of 18164644000

• 18164644000 squared (18164644000²) is 329954291646736000000
• 18164644000 cubed (18164644000³) is 5993502244035133201984000000000
• The square root of 18164644000 is 134776.2738763763
• The cube root of 18164644000 is 2628.7076978369

Scales and comparisons

• 18,164,644,000 seconds is equal to 577 years, 30 weeks, 22 hours, 26 minutes, 40 seconds.
• To count from 1 to 18,164,644,000 would take you about one thousand, one hundred fifty-five 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 18164644000 cubic inches would be around 219.1 feet tall.

Recreational maths with 18164644000

• 18164644000 backwards is 00044646181
• The number of decimal digits it has is: 11
• The sum of 18164644000's digits is 34
• More coming soon!