7981043008

Names of 7981043008

• Cardinal: 7981043008 can be written as Seven billion, nine hundred eighty-one million, forty-three thousand and eight.

Scientific notation

• Scientific notation: 7.981043008 × 10⁹

Factors of 7981043008

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 124703799

Divisors of 7981043008

• Number of divisors d(n): 14
• Complete list of divisors:
  1 2 4 8 16 32 64 124703797 249407594 498815188 997630376 1995260752 3990521504 7981043008
• Sum of all divisors σ(n): 15837382346
• Sum of proper divisors (its aliquot sum) s(n): 7856339338
• 7981043008 is a deficient number, because the sum of its proper divisors (7856339338) is less than itself. Its deficiency is 124703670

Bases of 7981043008

• Binary: 111011011101101010000110101000000₂
• Hexadecimal: 0x1DBB50D40
• Base-36: 3NZPG74

Squares and roots of 7981043008

• 7981043008 squared (7981043008²) is 63697047495545688064
• 7981043008 cubed (7981043008³) is 508368875544568824867736256512
• The square root of 7981043008 is 89336.6834396711
• The cube root of 7981043008 is 1998.4190012175

Scales and comparisons

• 7,981,043,008 seconds is equal to 253 years, 40 weeks, 1 day, 4 hours, 23 minutes, 28 seconds.
• To count from 1 to 7,981,043,008 would take you about five hundred seven 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 7981043008 cubic inches would be around 166.5 feet tall.

Recreational maths with 7981043008

• 7981043008 backwards is 8003401897
• The number of decimal digits it has is: 10
• The sum of 7981043008's digits is 40
• More coming soon!