4140021649

Names of 4140021649

• Cardinal: 4140021649 can be written as Four billion, one hundred forty million, twenty-one thousand, six hundred forty-nine.

Scientific notation

• Scientific notation: 4.140021649 × 10⁹

Factors of 4140021649

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 84

Divisors of 4140021649

• Number of divisors d(n): 15
• Complete list of divisors:
  1 37 47 1369 1739 2209 50653 64343 81733 1874161 2380691 3024121 88085567 111892477 4140021649
• Sum of all divisors σ(n): 4347480797
• Sum of proper divisors (its aliquot sum) s(n): 207459148
• 4140021649 is a deficient number, because the sum of its proper divisors (207459148) is less than itself. Its deficiency is 3932562501

Bases of 4140021649

• Binary: 11110110110000111011011110010001₂
• Hexadecimal: 0xF6C3B791
• Base-36: 1WGV15D

Squares and roots of 4140021649

• 4140021649 squared (4140021649²) is 17139779254188679201
• 4140021649 cubed (4140021649³) is 70959057171422205822856022449
• 4140021649 is a perfect square number. Its square root is 64343
• The cube root of 4140021649 is 1605.7115724985

Scales and comparisons

• 4,140,021,649 seconds is equal to 131 years, 33 weeks, 1 day, 22 hours, 49 seconds.
• To count from 1 to 4,140,021,649 would take you about two hundred sixty-three 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 4140021649 cubic inches would be around 133.8 feet tall.

Recreational maths with 4140021649

• 4140021649 backwards is 9461200414
• The number of decimal digits it has is: 10
• The sum of 4140021649's digits is 31
• More coming soon!