31039106636697721

Names of 31039106636697721

• Cardinal: 31039106636697721 can be written as Thirty-one quadrillion, thirty-nine trillion, one hundred six billion, six hundred thirty-six million, six hundred ninety-seven thousand, seven hundred twenty-one.

Scientific notation

• Scientific notation: 3.1039106636697721 × 10¹⁶

Factors of 31039106636697721

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 176179189

Divisors of 31039106636697721

• Number of divisors d(n): 3
• Complete list of divisors:
  1 176179189 31039106636697721
• Sum of all divisors σ(n): 31039106812876911
• Sum of proper divisors (its aliquot sum) s(n): 176179190
• 31039106636697721 is a deficient number, because the sum of its proper divisors (176179190) is less than itself. Its deficiency is 31039106460518531

Bases of 31039106636697721

• Binary: 1101110010001011110011100101101001110011101000001111001₂
• Hexadecimal: 0x6E45E72D39D079
• Base-36: 8HMG0QLI6WP

Squares and roots of 31039106636697721

• 31039106636697721 squared (31039106636697721²) is 963426140804292509538839926593841
• 31039106636697721 cubed (31039106636697721³) is 29903886721006588660500211439328591992251857336361
• 31039106636697721 is a perfect square number. Its square root is 176179189
• The cube root of 31039106636697721 is 314270.1052498505

Scales and comparisons

• 31,039,106,636,697,721 seconds is equal to 986,947,580 years, 40 weeks, 6 days, 5 hours, 22 minutes, 1 second.
• To count from 1 to 31,039,106,636,697,721 would take you about two billion, nine hundred sixty million, eight hundred forty-two thousand, seven hundred forty-two 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 31039106636697721 cubic inches would be around 26189.2 feet tall.

Recreational maths with 31039106636697721

• 31039106636697721 backwards is 12779663660193013
• The number of decimal digits it has is: 17
• The sum of 31039106636697721's digits is 70
• More coming soon!