31971192140427943768

Names of 31971192140427943768

• Cardinal: 31971192140427943768 can be written as Thirty-one quintillion, nine hundred seventy-one quadrillion, one hundred ninety-two trillion, one hundred forty billion, four hundred twenty-seven million, nine hundred forty-three thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 3.1971192140427943768 × 10¹⁹

Factors of 31971192140427943768

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 77424736502

Divisors of 31971192140427943768

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 4 8 51651023 103302046 206604092 413208184 77373085477 154746170954 309492341908 618984683816 3996399017553492971 7992798035106985942 15985596070213971884 31971192140427943768
• Sum of all divisors σ(n): 59945986424673442080
• Sum of proper divisors (its aliquot sum) s(n): 27974794284245498312
• 31971192140427943768 is a deficient number, because the sum of its proper divisors (27974794284245498312) is less than itself. Its deficiency is 3996397856182445456

Bases of 31971192140427943768

• Binary: 11011101110110000011111011101110001101111111101111101111101011000₂
• Hexadecimal: 0x1BBB07DDC6FF7DF58
• Base-36: 6QWH5QZXVRGIG

Squares and roots of 31971192140427943768

• 31971192140427943768 squared (31971192140427943768²) is 1022157126880161524463870302908570037824
• 31971192140427943768 cubed (31971192140427943768³) is 32679581901193428625234858349557586369208166324838305080832
• The square root of 31971192140427943768 is 5654307397.0582766477
• The cube root of 31971192140427943768 is 3173849.1173512149

Scales and comparisons

• 31,971,192,140,427,943,768 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 31,971,192,140,427,943,768 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 31971192140427943768 cubic inches would be around 264487.4 feet tall.

Recreational maths with 31971192140427943768

• 31971192140427943768 backwards is 86734972404129117913
• The number of decimal digits it has is: 20
• The sum of 31971192140427943768's digits is 88
• More coming soon!