7144813729

Names of 7144813729

• Cardinal: 7144813729 can be written as Seven billion, one hundred forty-four million, eight hundred thirteen thousand, seven hundred twenty-nine.

Scientific notation

• Scientific notation: 7.144813729 × 10⁹

Factors of 7144813729

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 648

Divisors of 7144813729

• Number of divisors d(n): 9
• Complete list of divisors:
  1 181 467 32761 84527 218089 15299387 39474109 7144813729
• Sum of all divisors σ(n): 7199923251
• Sum of proper divisors (its aliquot sum) s(n): 55109522
• 7144813729 is a deficient number, because the sum of its proper divisors (55109522) is less than itself. Its deficiency is 7089704207

Bases of 7144813729

• Binary: 110101001110111010011010010100001₂
• Hexadecimal: 0x1A9DD34A1
• Base-36: 3A5U5K1

Squares and roots of 7144813729

• 7144813729 squared (7144813729²) is 51048363222106885441
• 7144813729 cubed (7144813729³) is 364731046392287951404287019489
• 7144813729 is a perfect square number. Its square root is 84527
• The cube root of 7144813729 is 1926.0326143867

Scales and comparisons

• 7,144,813,729 seconds is equal to 227 years, 9 weeks, 3 days, 14 hours, 28 minutes, 49 seconds.
• To count from 1 to 7,144,813,729 would take you about four hundred fifty-four 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 7144813729 cubic inches would be around 160.5 feet tall.

Recreational maths with 7144813729

• 7144813729 backwards is 9273184417
• The number of decimal digits it has is: 10
• The sum of 7144813729's digits is 46
• More coming soon!