20071397727

Names of 20071397727

• Cardinal: 20071397727 can be written as Twenty billion, seventy-one million, three hundred ninety-seven thousand, seven hundred twenty-seven.

Scientific notation

• Scientific notation: 2.0071397727 × 10¹⁰

Factors of 20071397727

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 176

Divisors of 20071397727

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 9 27 29 61 83 87 183 249 261 549 747 783 1647 1769 2241 2407 3721 5063 5307 6889 7221 11163 15189 15921 20667 21663 33489 45567 47763 62001 64989 100467 107909 136701 146827 186003 199781 308843 323727 420229 440481 599343 926529 971181 1260687 1321443 1798029 2779587 2913543 3782061 3964329 5394087 8338761 8956447 11346183 12186641 25633969 26869341 36559923 76901907 80608023 109679769 230705721 241824069 329039307 692117163 743385101 2230155303 6690465909 20071397727
• Sum of all divisors σ(n): 31654630800
• Sum of proper divisors (its aliquot sum) s(n): 11583233073
• 20071397727 is a deficient number, because the sum of its proper divisors (11583233073) is less than itself. Its deficiency is 8488164654

Bases of 20071397727

• Binary: 10010101100010110010011100101011111₂
• Hexadecimal: 0x4AC59395F
• Base-36: 97XZPLR

Squares and roots of 20071397727

• 20071397727 squared (20071397727²) is 402861006715420766529
• 20071397727 cubed (20071397727³) is 8085983494484828109158768279583
• The square root of 20071397727 is 141673.5604373661
• The cube root of 20071397727 is 2717.6438346903

Scales and comparisons

• 20,071,397,727 seconds is equal to 638 years, 10 weeks, 5 days, 20 hours, 15 minutes, 27 seconds.
• To count from 1 to 20,071,397,727 would take you about one thousand, two hundred seventy-six 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 20071397727 cubic inches would be around 226.5 feet tall.

Recreational maths with 20071397727

• 20071397727 backwards is 72779317002
• The number of decimal digits it has is: 11
• The sum of 20071397727's digits is 45
• More coming soon!