72900000001

Names of 72900000001

• Cardinal: 72900000001 can be written as Seventy-two billion, nine hundred million and one.

Scientific notation

• Scientific notation: 7.2900000001 × 10¹⁰

Factors of 72900000001

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 159555

Divisors of 72900000001

• Number of divisors d(n): 8
• Complete list of divisors:
  1 73 6529 152953 476617 11165569 998630137 72900000001
• Sum of all divisors σ(n): 73910431880
• Sum of proper divisors (its aliquot sum) s(n): 1010431879
• 72900000001 is a deficient number, because the sum of its proper divisors (1010431879) is less than itself. Its deficiency is 71889568122

Bases of 72900000001

• Binary: 1000011111001001011011011100100000001₂
• Hexadecimal: 0x10F92DB901
• Base-36: XHMS001

Squares and roots of 72900000001

• 72900000001 squared (72900000001²) is 5314410000145800000001
• 72900000001 cubed (72900000001³) is 387420489015943230000218700000001
• The square root of 72900000001 is 270000.0000018519
• The cube root of 72900000001 is 4177.4299502707

Scales and comparisons

• 72,900,000,001 seconds is equal to 2,317 years, 51 weeks, 5 days, 1 second.
• To count from 1 to 72,900,000,001 would take you about four thousand, six hundred thirty-five 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 72900000001 cubic inches would be around 348.1 feet tall.

Recreational maths with 72900000001

• 72900000001 backwards is 10000000927
• The number of decimal digits it has is: 11
• The sum of 72900000001's digits is 19
• More coming soon!