198120007

Names of 198120007

• Cardinal: 198120007 can be written as One hundred ninety-eight million, one hundred twenty thousand and seven.

Scientific notation

• Scientific notation: 1.98120007 × 10⁸

Factors of 198120007

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 198120007

Divisors of 198120007

• Number of divisors d(n): 2
• Complete list of divisors:
  1 198120007
• Sum of all divisors σ(n): 198120008
• Sum of proper divisors (its aliquot sum) s(n): 1
• 198120007 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 198120006

Bases of 198120007

• Binary: 1011110011110001001001000111₂
• Hexadecimal: 0xBCF1247
• Base-36: 39YEDJ

Squares and roots of 198120007

• 198120007 squared (198120007²) is 39251537173680049
• 198120007 cubed (198120007³) is 7776514819610251523640343
• The square root of 198120007 is 14075.5108965891
• The cube root of 198120007 is 582.9653984153

Scales and comparisons

• 198,120,007 seconds is equal to 6 years, 15 weeks, 4 days, 1 hour, 20 minutes, 7 seconds.
• To count from 1 to 198,120,007 would take you about 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 198120007 cubic inches would be around 48.6 feet tall.

Recreational maths with 198120007

• 198120007 backwards is 700021891
• The number of decimal digits it has is: 9
• The sum of 198120007's digits is 28
• More coming soon!