71438931227391741846

Names of 71438931227391741846

• Cardinal: 71438931227391741846 can be written as Seventy-one quintillion, four hundred thirty-eight quadrillion, nine hundred thirty-one trillion, two hundred twenty-seven billion, three hundred ninety-one million, seven hundred forty-one thousand, eight hundred forty-six.

Scientific notation

• Scientific notation: 7.1438931227391741846 × 10¹⁹

Factors of 71438931227391741846

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 62997293851315481

Divisors of 71438931227391741846

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 27 42 54 63 81 126 162 189 378 567 1134 62997293851315469 125994587702630938 188991881553946407 377983763107892814 440981056959208283 566975644661839221 881962113918416566 1133951289323678442 1322943170877624849 1700926933985517663 2645886341755249698 3401853867971035326 3968829512632874547 5102780801956552989 7937659025265749094 10205561603913105978 11906488537898623641 23812977075797247282 35719465613695870923 71438931227391741846
• Sum of all divisors σ(n): 182944141344220124880
• Sum of proper divisors (its aliquot sum) s(n): 111505210116828383034
• 71438931227391741846 is an abundant number, because the sum of its proper divisors (111505210116828383034) is greater than itself. Its abundance is 40066278889436641188

Bases of 71438931227391741846

• Binary: 111101111101101010000100010111001110011110001111101100111110010110₂
• Hexadecimal: 0x3DF6A11739E3ECF96
• Base-36: F2RCBLW04MJDI

Squares and roots of 71438931227391741846

• 71438931227391741846 squared (71438931227391741846²) is 5103520894912006963119417511757907487716
• 71438931227391741846 cubed (71438931227391741846³) is 364590078229175622351305594626069871422872440691867088163736
• The square root of 71438931227391741846 is 8452155419.0272520003
• The cube root of 71438931227391741846 is 4149333.2499728251

Scales and comparisons

• 71,438,931,227,391,741,846 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 71,438,931,227,391,741,846 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and 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 71438931227391741846 cubic inches would be around 345777.8 feet tall.

Recreational maths with 71438931227391741846

• 71438931227391741846 backwards is 64814719372213983417
• The number of decimal digits it has is: 20
• The sum of 71438931227391741846's digits is 90
• More coming soon!