31918947993675

Names of 31918947993675

• Cardinal: 31918947993675 can be written as Thirty-one trillion, nine hundred eighteen billion, nine hundred forty-seven million, nine hundred ninety-three thousand, six hundred seventy-five.

Scientific notation

• Scientific notation: 3.1918947993675 × 10¹³

Factors of 31918947993675

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 34010

Divisors of 31918947993675

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 5 9 15 25 27 41 45 75 123 135 205 225 369 615 675 1025 1107 1845 3075 5535 9225 27675 33961 101883 169805 305649 509415 849025 916947 1392401 1528245 2547075 4177203 4584735 6962005 7641225 12531609 20886015 22923675 34810025 37594827 62658045 104430075 187974135 313290225 939870675 1153349521 3460048563 5766747605 10380145689 17300242815 28833738025 31140437067 47287330361 51900728445 86501214075 141861991083 155702185335 236436651805 259503642225 425585973249 709309955415 778510926675 1182183259025 1276757919747 2127929866245 3546549777075 6383789598735 10639649331225 31918947993675
• Sum of all divisors σ(n): 60068211794640
• Sum of proper divisors (its aliquot sum) s(n): 28149263800965
• 31918947993675 is a deficient number, because the sum of its proper divisors (28149263800965) is less than itself. Its deficiency is 3769684192710

Bases of 31918947993675

• Binary: 111010000011110110101100011101000100001001011₂
• Hexadecimal: 0x1D07B58E884B
• Base-36: BBBD1IGCR

Squares and roots of 31918947993675

• 31918947993675 squared (31918947993675²) is 1018819241022929307840005625
• 31918947993675 cubed (31918947993675³) is 32519638369166315685151103991994464421875
• The square root of 31918947993675 is 5649685.6544125533
• The cube root of 31918947993675 is 31721.1937848815

Scales and comparisons

• 31,918,947,993,675 seconds is equal to 1,014,923 years, 42 weeks, 2 days, 10 hours, 41 minutes, 15 seconds.
• To count from 1 to 31,918,947,993,675 would take you about two million, five hundred thirty-seven thousand, three hundred 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 31918947993675 cubic inches would be around 2643.4 feet tall.

Recreational maths with 31918947993675

• 31918947993675 backwards is 57639974981913
• The number of decimal digits it has is: 14
• The sum of 31918947993675's digits is 81
• More coming soon!