72489231476090047009

Names of 72489231476090047009

• Cardinal: 72489231476090047009 can be written as Seventy-two quintillion, four hundred eighty-nine quadrillion, two hundred thirty-one trillion, four hundred seventy-six billion, ninety million, forty-seven thousand and nine.

Scientific notation

• Scientific notation: 7.2489231476090047009 × 10¹⁹

Factors of 72489231476090047009

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 219470

Divisors of 72489231476090047009

• Number of divisors d(n): 12
• Complete list of divisors:
  1 19 361 6859 219451 4169569 79221811 1505214409 48158741401 915016086619 17385305645761 330320807269459
• Sum of all divisors σ(n): 72489249826159353270
• Sum of proper divisors (its aliquot sum) s(n): 18350069306261
• 72489231476090047009 is a deficient number, because the sum of its proper divisors (18350069306261) is less than itself. Its deficiency is 72489213126020740748

Bases of 72489231476090047009

• Binary: 111110110111111101011110111111011010001101011010011000101000100001₂
• Hexadecimal: 0x3EDFD7BF68D698A21
• Base-36: FAQLZZ18YSEG1

Squares and roots of 72489231476090047009

• 72489231476090047009 squared (72489231476090047009²) is 5254688679994164015534253019031829846081
• 72489231476090047009 cubed (72489231476090047009³) is 380908344058887014650031759510404436145824096798992524421729
• The square root of 72489231476090047009 is 8514060809.9830980129
• 72489231476090047009 is a perfect cube number. Its cube root is 4169569

Scales and comparisons

• 72,489,231,476,090,047,009 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 72,489,231,476,090,047,009 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 72489231476090047009 cubic inches would be around 347464.1 feet tall.

Recreational maths with 72489231476090047009

• 72489231476090047009 backwards is 90074009067413298427
• The number of decimal digits it has is: 20
• The sum of 72489231476090047009's digits is 82
• More coming soon!