31988019960819

Names of 31988019960819

• Cardinal: 31988019960819 can be written as Thirty-one trillion, nine hundred eighty-eight billion, nineteen million, nine hundred sixty thousand, eight hundred nineteen.

Scientific notation

• Scientific notation: 3.1988019960819 × 10¹³

Factors of 31988019960819

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 200865

Divisors of 31988019960819

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 9 13 39 101 117 303 909 1313 3939 11817 14537 43611 130833 186211 188981 558633 566943 1468237 1675899 1700829 2420743 4404711 7262229 13214133 18807311 19087081 21786687 56421933 57261243 169265799 171783729 244495043 733485129 2200455387 2706949307 8120847921 24362543763 35190340991 105571022973 273401880007 316713068919 820205640021 2460616920063 3554224440091 10662673320273 31988019960819
• Sum of all divisors σ(n): 50255533639584
• Sum of proper divisors (its aliquot sum) s(n): 18267513678765
• 31988019960819 is a deficient number, because the sum of its proper divisors (18267513678765) is less than itself. Its deficiency is 13720506282054

Bases of 31988019960819

• Binary: 111010001011111001010100100010001101111110011₂
• Hexadecimal: 0x1D17CA911BF3
• Base-36: BC73D6FAR

Squares and roots of 31988019960819

• 31988019960819 squared (31988019960819²) is 1023233421013754778295150761
• 31988019960819 cubed (31988019960819³) is 32731211095965099454460922477500918033259
• The square root of 31988019960819 is 5655795.2544994943
• The cube root of 31988019960819 is 31744.0586434311

Scales and comparisons

• 31,988,019,960,819 seconds is equal to 1,017,120 years, 4 weeks, 4 days, 12 hours, 13 minutes, 39 seconds.
• To count from 1 to 31,988,019,960,819 would take you about two million, five hundred forty-two thousand, eight hundred 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 31988019960819 cubic inches would be around 2645.3 feet tall.

Recreational maths with 31988019960819

• 31988019960819 backwards is 91806991088913
• The number of decimal digits it has is: 14
• The sum of 31988019960819's digits is 72
• More coming soon!