2013152831

Names of 2013152831

• Cardinal: 2013152831 can be written as Two billion, thirteen million, one hundred fifty-two thousand, eight hundred thirty-one.

Scientific notation

• Scientific notation: 2.013152831 × 10⁹

Factors of 2013152831

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 759768

Divisors of 2013152831

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2659 757109 2013152831
• Sum of all divisors σ(n): 2013912600
• Sum of proper divisors (its aliquot sum) s(n): 759769
• 2013152831 is a deficient number, because the sum of its proper divisors (759769) is less than itself. Its deficiency is 2012393062

Bases of 2013152831

• Binary: 1110111111111100100011000111111₂
• Hexadecimal: 0x77FE463F
• Base-36: XAKUNZ

Squares and roots of 2013152831

• 2013152831 squared (2013152831²) is 4052784320963314561
• 2013152831 cubed (2013152831³) is 8158874229179709355620672191
• The square root of 2013152831 is 44868.1716921917
• The cube root of 2013152831 is 1262.6769388451

Scales and comparisons

• 2,013,152,831 seconds is equal to 64 years, 4 days, 9 hours, 7 minutes, 11 seconds.
• To count from 1 to 2,013,152,831 would take you about one hundred twenty-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 2013152831 cubic inches would be around 105.2 feet tall.

Recreational maths with 2013152831

• 2013152831 backwards is 1382513102
• The number of decimal digits it has is: 10
• The sum of 2013152831's digits is 26
• More coming soon!