20429983655472

Names of 20429983655472

• Cardinal: 20429983655472 can be written as Twenty trillion, four hundred twenty-nine billion, nine hundred eighty-three million, six hundred fifty-five thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 2.0429983655472 × 10¹³

Factors of 20429983655472

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 30262435

Divisors of 20429983655472

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 48 14071 28142 42213 56284 84426 112568 168852 225136 337704 675408 30248359 60496718 90745077 120993436 181490154 241986872 362980308 483973744 725960616 1451921232 425624659489 851249318978 1276873978467 1702498637956 2553747956934 3404997275912 5107495913868 6809994551824 10214991827736 20429983655472
• Sum of all divisors σ(n): 52781210318080
• Sum of proper divisors (its aliquot sum) s(n): 32351226662608
• 20429983655472 is an abundant number, because the sum of its proper divisors (32351226662608) is greater than itself. Its abundance is 11921243007136

Bases of 20429983655472

• Binary: 100101001010010111001111010110010011000110000₂
• Hexadecimal: 0x1294B9EB2630
• Base-36: 78PEKS5DC

Squares and roots of 20429983655472

• 20429983655472 squared (20429983655472²) is 417384232162853063595542784
• 20429983655472 cubed (20429983655472³) is 8527153041138818745004481253990291714048
• The square root of 20429983655472 is 4519953.9439547391
• The cube root of 20429983655472 is 27337.3244006553

Scales and comparisons

• 20,429,983,655,472 seconds is equal to 649,610 years, 14 weeks, 6 days, 3 hours, 51 minutes, 12 seconds.
• To count from 1 to 20,429,983,655,472 would take you about one million, six hundred twenty-four thousand and twenty-five 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 20429983655472 cubic inches would be around 2278.1 feet tall.

Recreational maths with 20429983655472

• 20429983655472 backwards is 27455638992402
• The number of decimal digits it has is: 14
• The sum of 20429983655472's digits is 66
• More coming soon!