21009002627072

Names of 21009002627072

• Cardinal: 21009002627072 can be written as Twenty-one trillion, nine billion, two million, six hundred twenty-seven thousand and seventy-two.

Scientific notation

• Scientific notation: 2.1009002627072 × 10¹³

Factors of 21009002627072

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 442

Divisors of 21009002627072

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 8 16 32 64 127 128 254 256 313 508 512 626 1016 1024 1252 2032 2048 2504 4064 4096 5008 8128 8192 10016 16129 16256 16384 20032 32258 32512 32768 39751 40064 64516 65024 79502 80128 129032 130048 159004 160256 258064 260096 318008 320512 516128 520192 636016 641024 1032256 1040384 1272032 1282048 2048383 2064512 2080768 2544064 2564096 4096766 4129024 4161536 5048377 5088128 5128192 8193532 8258048 10096754 10176256 10256384 16387064 16516096 20193508 20352512 32774128 33032192 40387016 40705024 65548256 66064384 80774032 81410048 131096512 132128768 161548064 162820096 262193024 264257536 323096128 325640192 524386048 528515072 641143879 646192256 651280384 1048772096 1282287758 1292384512 1302560768 2097544192 2564575516 2584769024 4195088384 5129151032 5169538048 8390176768 10258302064 10339076096 16780353536 20516604128 20678152192 33560707072 41033208256 41356304384 67121414144 82066416512 82712608768 164132833024 165425217536 328265666048 656531332096 1313062664192 2626125328384 5252250656768 10504501313536 21009002627072
• Sum of all divisors σ(n): 42486141273600
• Sum of proper divisors (its aliquot sum) s(n): 21477138646528
• 21009002627072 is an abundant number, because the sum of its proper divisors (21477138646528) is greater than itself. Its abundance is 468136019456

Bases of 21009002627072

• Binary: 100110001101110001010001000111000000000000000₂
• Hexadecimal: 0x131B8A238000
• Base-36: 7G3EHQ77K

Squares and roots of 21009002627072

• 21009002627072 squared (21009002627072²) is 441378191384318197507293184
• 21009002627072 cubed (21009002627072³) is 9272915582325429007814298264535719477248
• The square root of 21009002627072 is 4583557.8568478875
• The cube root of 21009002627072 is 27593.1836712819

Scales and comparisons

• 21,009,002,627,072 seconds is equal to 668,021 years, 15 weeks, 3 days, 15 hours, 4 minutes, 32 seconds.
• To count from 1 to 21,009,002,627,072 would take you about one million, six hundred seventy thousand and fifty-three 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 21009002627072 cubic inches would be around 2299.4 feet tall.

Recreational maths with 21009002627072

• 21009002627072 backwards is 27072620090012
• The number of decimal digits it has is: 14
• The sum of 21009002627072's digits is 38
• More coming soon!