9988490312826109101

Names of 9988490312826109101

• Cardinal: 9988490312826109101 can be written as Nine quintillion, nine hundred eighty-eight quadrillion, four hundred ninety trillion, three hundred twelve billion, eight hundred twenty-six million, one hundred nine thousand, one hundred one.

Scientific notation

• Scientific notation: 9.988490312826109101 × 10¹⁸

Factors of 9988490312826109101

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 637687115

Divisors of 9988490312826109101

• Number of divisors d(n): 24
• Complete list of divisors:
  1 3 9 27 81 243 72761629 218284887 564925483 654854661 1694776449 1964563983 5084329347 5893691949 15252988041 17681075847 45758964123 137276892369 41104898406691807 123314695220075421 369944085660226263 1109832256980678789 3329496770942036367 9988490312826109101
• Sum of all divisors σ(n): 14962183252153926880
• Sum of proper divisors (its aliquot sum) s(n): 4973692939327817779
• 9988490312826109101 is a deficient number, because the sum of its proper divisors (4973692939327817779) is less than itself. Its deficiency is 5014797373498291322

Bases of 9988490312826109101

• Binary: 1000101010011110001111110000010010101010011011100011110010101101₂
• Hexadecimal: 0x8A9E3F04AA6E3CAD
• Base-36: 23VYOB2ON95T9

Squares and roots of 9988490312826109101

• 9988490312826109101 squared (9988490312826109101²) is 99769938729421022848669515270755028201
• 9988490312826109101 cubed (9988490312826109101³) is 996551066510076330483653178807687488417404496650357757301
• The square root of 9988490312826109101 is 3160457294.8904259955
• The cube root of 9988490312826109101 is 2153607.8104025399

Scales and comparisons

• 9,988,490,312,826,109,101 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 9,988,490,312,826,109,101 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 9988490312826109101 cubic inches would be around 179467.3 feet tall.

Recreational maths with 9988490312826109101

• 9988490312826109101 backwards is 1019016282130948899
• 9988490312826109101 is a Harshad number.
• The number of decimal digits it has is: 19
• The sum of 9988490312826109101's digits is 81
• More coming soon!