31448047139

Names of 31448047139

• Cardinal: 31448047139 can be written as Thirty-one billion, four hundred forty-eight million, forty-seven thousand, one hundred thirty-nine.

Scientific notation

• Scientific notation: 3.1448047139 × 10¹⁰

Factors of 31448047139

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 9933084

Divisors of 31448047139

• Number of divisors d(n): 4
• Complete list of divisors:
  1 3167 9929917 31448047139
• Sum of all divisors σ(n): 31457980224
• Sum of proper divisors (its aliquot sum) s(n): 9933085
• 31448047139 is a deficient number, because the sum of its proper divisors (9933085) is less than itself. Its deficiency is 31438114054

Bases of 31448047139

• Binary: 11101010010011100110001111000100011₂
• Hexadecimal: 0x752731E23
• Base-36: EG3CSGZ

Squares and roots of 31448047139

• 31448047139 squared (31448047139²) is 988979668856766085321
• 31448047139 cubed (31448047139³) is 31101479245720190090271303946619
• The square root of 31448047139 is 177335.9724900733
• The cube root of 31448047139 is 3156.4425844105

Scales and comparisons

• 31,448,047,139 seconds is equal to 999 years, 49 weeks, 3 days, 38 minutes, 59 seconds.
• To count from 1 to 31,448,047,139 would take you about one thousand, nine hundred ninety-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 31448047139 cubic inches would be around 263 feet tall.

Recreational maths with 31448047139

• 31448047139 backwards is 93174084413
• The number of decimal digits it has is: 11
• The sum of 31448047139's digits is 44
• More coming soon!