21072701668671

Names of 21072701668671

• Cardinal: 21072701668671 can be written as Twenty-one trillion, seventy-two billion, seven hundred one million, six hundred sixty-eight thousand, six hundred seventy-one.

Scientific notation

• Scientific notation: 2.1072701668671 × 10¹³

Factors of 21072701668671

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 91301

Divisors of 21072701668671

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 9 19 23 27 57 69 171 207 437 513 529 621 859 1311 1587 2577 3933 4761 7731 10051 11799 14283 16321 19757 23193 30153 48963 59271 90397 90459 146889 177813 271191 271377 375383 440667 454411 533439 813573 1126149 1363233 1717543 2079131 2440719 3378447 4089699 5152629 6237393 8633809 10135341 12269097 15457887 18712179 25901427 39503489 46373661 47820013 56136537 77651023 77704281 118510467 143460039 232953069 233112843 355531401 430380117 698859207 908580247 1066594203 1291140351 1475369437 1785973529 2096577621 2725740741 4426108311 5357920587 8177222223 13278324933 16073761761 24531666669 33933497051 39834974799 41077391167 48221285283 101800491153 123232173501 305401473459 369696520503 780470432173 916204420377 1109089561509 2341411296519 7024233889557 21072701668671
• Sum of all divisors σ(n): 34393184672000
• Sum of proper divisors (its aliquot sum) s(n): 13320483003329
• 21072701668671 is a deficient number, because the sum of its proper divisors (13320483003329) is less than itself. Its deficiency is 7752218665342

Bases of 21072701668671

• Binary: 100110010101001011110111001011011110100111111₂
• Hexadecimal: 0x132A5EE5BD3F
• Base-36: 7GWNYHQ9R

Squares and roots of 21072701668671

• 21072701668671 squared (21072701668671²) is 444058755616809547862906241
• 21072701668671 cubed (21072701668671³) is 9357517680474310353107869386664320075711
• The square root of 21072701668671 is 4590501.2437282925
• The cube root of 21072701668671 is 27621.0429335113

Scales and comparisons

• 21,072,701,668,671 seconds is equal to 670,046 years, 38 weeks, 1 hour, 17 minutes, 51 seconds.
• To count from 1 to 21,072,701,668,671 would take you about one million, six hundred seventy-five thousand, one hundred sixteen 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 21072701668671 cubic inches would be around 2301.8 feet tall.

Recreational maths with 21072701668671

• 21072701668671 backwards is 17686610727012
• The number of decimal digits it has is: 14
• The sum of 21072701668671's digits is 54
• More coming soon!