42165638647373468120

Names of 42165638647373468120

• Cardinal: 42165638647373468120 can be written as Forty-two quintillion, one hundred sixty-five quadrillion, six hundred thirty-eight trillion, six hundred forty-seven billion, three hundred seventy-three million, four hundred sixty-eight thousand, one hundred twenty.

Scientific notation

• Scientific notation: 4.216563864737346812 × 10¹⁹

Factors of 42165638647373468120

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 1054140966184336710

Divisors of 42165638647373468120

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 4 5 8 10 20 40 1054140966184336703 2108281932368673406 4216563864737346812 5270704830921683515 8433127729474693624 10541409661843367030 21082819323686734060 42165638647373468120
• Sum of all divisors σ(n): 94872686956590303360
• Sum of proper divisors (its aliquot sum) s(n): 52707048309216835240
• 42165638647373468120 is an abundant number, because the sum of its proper divisors (52707048309216835240) is greater than itself. Its abundance is 10541409661843367120

Bases of 42165638647373468120

• Binary: 100100100100101010011100001111001001011000001011011001000111011000₂
• Hexadecimal: 0x2492A70F2582D91D8
• Base-36: 8WCRRFO12D8EW

Squares and roots of 42165638647373468120

• 42165638647373468120 squared (42165638647373468120²) is 1777941082540875034197328345716656334400
• 42165638647373468120 cubed (42165638647373468120³) is 74968021222738541612715620140475433171691505250694459328000
• The square root of 42165638647373468120 is 6493507422.6009373309
• The cube root of 42165638647373468120 is 3480590.2092533575

Scales and comparisons

• 42,165,638,647,373,468,120 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 42,165,638,647,373,468,120 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 42165638647373468120 cubic inches would be around 290049.2 feet tall.

Recreational maths with 42165638647373468120

• 42165638647373468120 backwards is 02186437374683656124
• The number of decimal digits it has is: 20
• The sum of 42165638647373468120's digits is 86
• More coming soon!