489458012981721

Names of 489458012981721

• Cardinal: 489458012981721 can be written as Four hundred eighty-nine trillion, four hundred fifty-eight billion, twelve million, nine hundred eighty-one thousand, seven hundred twenty-one.

Scientific notation

• Scientific notation: 4.89458012981721 × 10¹⁴

Factors of 489458012981721

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 336878885

Divisors of 489458012981721

• Number of divisors d(n): 32
• Complete list of divisors:
  1 3 7 21 43 129 301 903 1609 4827 11263 33789 69187 207561 484309 1452927 336877223 1010631669 2358140561 7074421683 14485720589 43457161767 101400044123 304200132369 542035451807 1626106355421 3794248162649 11382744487947 23307524427701 69922573283103 163152670993907 489458012981721
• Sum of all divisors σ(n): 763660241541120
• Sum of proper divisors (its aliquot sum) s(n): 274202228559399
• 489458012981721 is a deficient number, because the sum of its proper divisors (274202228559399) is less than itself. Its deficiency is 215255784422322

Bases of 489458012981721

• Binary: 1101111010010100011010010111111110000100111011001₂
• Hexadecimal: 0x1BD28D2FF09D9
• Base-36: 4THXWNHXAX

Squares and roots of 489458012981721

• 489458012981721 squared (489458012981721²) is 239569146472014562961080121841
• 489458012981721 cubed (489458012981721³) is 117259038403919123665631718573728178385868361
• The square root of 489458012981721 is 22123697.9951752415
• The cube root of 489458012981721 is 78808.2736821503

Scales and comparisons

• 489,458,012,981,721 seconds is equal to 15,563,250 years, 42 weeks, 4 days, 9 hours, 35 minutes, 21 seconds.
• To count from 1 to 489,458,012,981,721 would take you about thirty-eight million, nine hundred eight thousand, one hundred twenty-seven 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 489458012981721 cubic inches would be around 6567.4 feet tall.

Recreational maths with 489458012981721

• 489458012981721 backwards is 127189210854984
• The number of decimal digits it has is: 15
• The sum of 489458012981721's digits is 69
• More coming soon!