6446431871

Names of 6446431871

• Cardinal: 6446431871 can be written as Six billion, four hundred forty-six million, four hundred thirty-one thousand, eight hundred seventy-one.

Scientific notation

• Scientific notation: 6.446431871 × 10⁹

Factors of 6446431871

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 9607273

Divisors of 6446431871

• Number of divisors d(n): 8
• Complete list of divisors:
  1 11 61 671 9607201 105679211 586039261 6446431871
• Sum of all divisors σ(n): 7147758288
• Sum of proper divisors (its aliquot sum) s(n): 701326417
• 6446431871 is a deficient number, because the sum of its proper divisors (701326417) is less than itself. Its deficiency is 5745105454

Bases of 6446431871

• Binary: 110000000001111001011111001111111₂
• Hexadecimal: 0x1803CBE7F
• Base-36: 2YM1ENZ

Squares and roots of 6446431871

• 6446431871 squared (6446431871²) is 41556483867444560641
• 6446431871 cubed (6446431871³) is 267891042049791955041734589311
• The square root of 6446431871 is 80289.6747471305
• The cube root of 6446431871 is 1861.1146699547

Scales and comparisons

• 6,446,431,871 seconds is equal to 204 years, 50 weeks, 5 days, 11 hours, 31 minutes, 11 seconds.
• To count from 1 to 6,446,431,871 would take you about four hundred nine 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 6446431871 cubic inches would be around 155.1 feet tall.

Recreational maths with 6446431871

• 6446431871 backwards is 1781346446
• The number of decimal digits it has is: 10
• The sum of 6446431871's digits is 44
• More coming soon!