989041945973081

Names of 989041945973081

• Cardinal: 989041945973081 can be written as Nine hundred eighty-nine trillion, forty-one billion, nine hundred forty-five million, nine hundred seventy-three thousand and eighty-one.

Scientific notation

• Scientific notation: 9.89041945973081 × 10¹⁴

Factors of 989041945973081

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1028

Divisors of 989041945973081

• Number of divisors d(n): 40
• Complete list of divisors:
  1 7 11 13 77 91 143 997 1001 6979 10967 12961 76769 90727 142571 994009 997997 6958063 10934099 12922117 76538693 90454819 142143287 991026973 995003009 6937188811 10901296703 12883350649 76309076921 90183454543 141716857139 988053892081 992017999973 6916377244567 10868592812891 12844700597053 76080149690237 89912904179371 141291706567583 989041945973081
• Sum of all divisors σ(n): 1329277708497984
• Sum of proper divisors (its aliquot sum) s(n): 340235762524903
• 989041945973081 is a deficient number, because the sum of its proper divisors (340235762524903) is less than itself. Its deficiency is 648806183448178

Bases of 989041945973081

• Binary: 11100000111000011101000101110110111001000101011001₂
• Hexadecimal: 0x3838745DB9159
• Base-36: 9QL3LIBQL5

Squares and roots of 989041945973081

• 989041945973081 squared (989041945973081²) is 978203970894218875711976632561
• 989041945973081 cubed (989041945973081³) is 967484758931813324291604026259367704734090441
• The square root of 989041945973081 is 31449037.2821344245
• The cube root of 989041945973081 is 99633.3891396665

Scales and comparisons

• 989,041,945,973,081 seconds is equal to 31,448,474 years, 29 weeks, 6 days, 1 hour, 24 minutes, 41 seconds.
• To count from 1 to 989,041,945,973,081 would take you about seventy-eight million, six hundred twenty-one thousand, one hundred eighty-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 989041945973081 cubic inches would be around 8302.8 feet tall.

Recreational maths with 989041945973081

• 989041945973081 backwards is 180379549140989
• 989041945973081 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 989041945973081's digits is 77
• More coming soon!