21335057009442

Names of 21335057009442

• Cardinal: 21335057009442 can be written as Twenty-one trillion, three hundred thirty-five billion, fifty-seven million, nine thousand, four hundred forty-two.

Scientific notation

• Scientific notation: 2.1335057009442 × 10¹³

Factors of 21335057009442

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 3265236779

Divisors of 21335057009442

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 6 9 11 18 22 27 33 54 66 99 121 198 242 297 363 594 726 1089 2178 3267 6534 3265236763 6530473526 9795710289 19591420578 29387130867 35917604393 58774261734 71835208786 88161392601 107752813179 176322785202 215505626358 323258439537 395093648323 646516879074 790187296646 969775318611 1185280944969 1939550637222 2370561889938 3555842834907 7111685669814 10667528504721 21335057009442
• Sum of all divisors σ(n): 52113178753440
• Sum of proper divisors (its aliquot sum) s(n): 30778121743998
• 21335057009442 is an abundant number, because the sum of its proper divisors (30778121743998) is greater than itself. Its abundance is 9443064734556

Bases of 21335057009442

• Binary: 100110110011101110100011111101000101100100010₂
• Hexadecimal: 0x1367747E8B22
• Base-36: 7K96U36SI

Squares and roots of 21335057009442

• 21335057009442 squared (21335057009442²) is 455184657596140216477151364
• 21335057009442 cubed (21335057009442³) is 9711390619636988035555119472545011178888
• The square root of 21335057009442 is 4618988.7431603467
• The cube root of 21335057009442 is 27735.1979103235

Scales and comparisons

• 21,335,057,009,442 seconds is equal to 678,388 years, 42 weeks, 4 days, 4 hours, 50 minutes, 42 seconds.
• To count from 1 to 21,335,057,009,442 would take you about one million, six hundred ninety-five thousand, nine hundred seventy-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 21335057009442 cubic inches would be around 2311.3 feet tall.

Recreational maths with 21335057009442

• 21335057009442 backwards is 24490075053312
• The number of decimal digits it has is: 14
• The sum of 21335057009442's digits is 45
• More coming soon!