21328590418641

Names of 21328590418641

• Cardinal: 21328590418641 can be written as Twenty-one trillion, three hundred twenty-eight billion, five hundred ninety million, four hundred eighteen thousand, six hundred forty-one.

Scientific notation

• Scientific notation: 2.1328590418641 × 10¹³

Factors of 21328590418641

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 110301

Divisors of 21328590418641

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 9 11 27 33 37 99 111 297 333 407 999 1221 3663 10989 21991 65973 88259 197919 241901 264777 593757 725703 794331 813667 970849 2177109 2382993 2441001 2912547 3265583 6531327 7323003 8737641 8950337 9796749 21969009 26212923 26851011 29390247 35921413 80553033 88170741 107764239 241659099 323292717 969878151 1940903669 5822711007 17468133021 21349940359 52404399063 64049821077 71813435753 192149463231 215440307259 576448389693 646320921777 789947793283 1938962765331 2369843379849 7109530139547 21328590418641
• Sum of all divisors σ(n): 35404093900800
• Sum of proper divisors (its aliquot sum) s(n): 14075503482159
• 21328590418641 is a deficient number, because the sum of its proper divisors (14075503482159) is less than itself. Its deficiency is 7253086936482

Bases of 21328590418641

• Binary: 100110110010111110011000011100011001011010001₂
• Hexadecimal: 0x1365F30E32D1
• Base-36: 7K67W1PE9

Squares and roots of 21328590418641

• 21328590418641 squared (21328590418641²) is 454908769246144667640286881
• 21328590418641 cubed (21328590418641³) is 9702562817099090762761196172825130148721
• The square root of 21328590418641 is 4618288.6894001115
• The cube root of 21328590418641 is 27732.3954758295

Scales and comparisons

• 21,328,590,418,641 seconds is equal to 678,183 years, 10 weeks, 3 days, 9 hours, 37 minutes, 21 seconds.
• To count from 1 to 21,328,590,418,641 would take you about one million, six hundred ninety-five thousand, four hundred fifty-eight 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 21328590418641 cubic inches would be around 2311 feet tall.

Recreational maths with 21328590418641

• 21328590418641 backwards is 14681409582312
• The number of decimal digits it has is: 14
• The sum of 21328590418641's digits is 54
• More coming soon!