7648642013

Names of 7648642013

• Cardinal: 7648642013 can be written as Seven billion, six hundred forty-eight million, six hundred forty-two thousand and thirteen.

Scientific notation

• Scientific notation: 7.648642013 × 10⁹

Factors of 7648642013

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 44707

Divisors of 7648642013

• Number of divisors d(n): 8
• Complete list of divisors:
  1 199 881 43627 175319 8681773 38435387 7648642013
• Sum of all divisors σ(n): 7695979200
• Sum of proper divisors (its aliquot sum) s(n): 47337187
• 7648642013 is a deficient number, because the sum of its proper divisors (47337187) is less than itself. Its deficiency is 7601304826

Bases of 7648642013

• Binary: 111000111111001010000001111011101₂
• Hexadecimal: 0x1C7E503DD
• Base-36: 3IHSXY5

Squares and roots of 7648642013

• 7648642013 squared (7648642013²) is 58501724643028692169
• 7648642013 cubed (7648642013³) is 447458748937626682488257496197
• The square root of 7648642013 is 87456.5149831617
• The cube root of 7648642013 is 1970.2807379035

Scales and comparisons

• 7,648,642,013 seconds is equal to 243 years, 10 weeks, 3 days, 22 hours, 46 minutes, 53 seconds.
• To count from 1 to 7,648,642,013 would take you about four 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 7648642013 cubic inches would be around 164.2 feet tall.

Recreational maths with 7648642013

• 7648642013 backwards is 3102468467
• The number of decimal digits it has is: 10
• The sum of 7648642013's digits is 41
• More coming soon!