2181089027

Names of 2181089027

• Cardinal: 2181089027 can be written as Two billion, one hundred eighty-one million, eighty-nine thousand and twenty-seven.

Scientific notation

• Scientific notation: 2.181089027 × 10⁹

Factors of 2181089027

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 63709

Divisors of 2181089027

• Number of divisors d(n): 8
• Complete list of divisors:
  1 13 2753 35789 60943 792259 167776079 2181089027
• Sum of all divisors σ(n): 2349756864
• Sum of proper divisors (its aliquot sum) s(n): 168667837
• 2181089027 is a deficient number, because the sum of its proper divisors (168667837) is less than itself. Its deficiency is 2012421190

Bases of 2181089027

• Binary: 10000010000000001100011100000011₂
• Hexadecimal: 0x8200C703
• Base-36: 102KB2B

Squares and roots of 2181089027

• 2181089027 squared (2181089027²) is 4757149343699806729
• 2181089027 cubed (2181089027³) is 10375766233343900038642662683
• The square root of 2181089027 is 46702.1308614499
• The cube root of 2181089027 is 1296.8541344973

Scales and comparisons

• 2,181,089,027 seconds is equal to 69 years, 18 weeks, 2 days, 2 hours, 3 minutes, 47 seconds.
• To count from 1 to 2,181,089,027 would take you about one hundred thirty-eight 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 2181089027 cubic inches would be around 108.1 feet tall.

Recreational maths with 2181089027

• 2181089027 backwards is 7209801812
• The number of decimal digits it has is: 10
• The sum of 2181089027's digits is 38
• More coming soon!