21048656668966004

Names of 21048656668966004

• Cardinal: 21048656668966004 can be written as Twenty-one quadrillion, forty-eight trillion, six hundred fifty-six billion, six hundred sixty-eight million, nine hundred sixty-six thousand and four.

Scientific notation

• Scientific notation: 2.1048656668966004 × 10¹⁶

Factors of 21048656668966004

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 17928948334

Divisors of 21048656668966004

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 13 26 52 107 211 214 422 428 844 1391 2743 2782 5486 5564 10972 22577 45154 90308 293501 587002 1174004 17928948001 35857896002 71715792004 233076324013 466152648026 932305296052 1918397436107 3783008028211 3836794872214 7566016056422 7673589744428 15132032112844 24939166669391 49179104366743 49878333338782 98358208733486 99756666677564 196716417466972 404781859018577 809563718037154 1619127436074308 5262164167241501 10524328334483002 21048656668966004
• Sum of all divisors σ(n): 40229116958471616
• Sum of proper divisors (its aliquot sum) s(n): 19180460289505612
• 21048656668966004 is a deficient number, because the sum of its proper divisors (19180460289505612) is less than itself. Its deficiency is 1868196379460392

Bases of 21048656668966004

• Binary: 1001010110001111010010001000111110000001011110001110100₂
• Hexadecimal: 0x4AC7A447C0BC74
• Base-36: 5R94JDSHPPW

Squares and roots of 21048656668966004

• 21048656668966004 squared (21048656668966004²) is 443045947568007035296762507728016
• 21048656668966004 cubed (21048656668966004³) is 9325522038935693824504596585226519278325982368064
• The square root of 21048656668966004 is 145081551.7871448879
• The cube root of 21048656668966004 is 276105.3327432449

Scales and comparisons

• 21,048,656,668,966,004 seconds is equal to 669,282,174 years, 15 weeks, 5 days, 8 hours, 46 minutes, 44 seconds.
• To count from 1 to 21,048,656,668,966,004 would take you about two billion, seven million, eight hundred forty-six thousand, five hundred twenty-two 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 21048656668966004 cubic inches would be around 23008.8 feet tall.

Recreational maths with 21048656668966004

• 21048656668966004 backwards is 40066986665684012
• The number of decimal digits it has is: 17
• The sum of 21048656668966004's digits is 77
• More coming soon!