1001389668

Names of 1001389668

• Cardinal: 1001389668 can be written as One billion, one million, three hundred eighty-nine thousand, six hundred sixty-eight.

Scientific notation

• Scientific notation: 1.001389668 × 10⁹

Factors of 1001389668

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 83449144

Divisors of 1001389668

• Number of divisors d(n): 12
• Complete list of divisors:
  1 2 3 4 6 12 83449139 166898278 250347417 333796556 500694834 1001389668
• Sum of all divisors σ(n): 2336575920
• Sum of proper divisors (its aliquot sum) s(n): 1335186252
• 1001389668 is an abundant number, because the sum of its proper divisors (1335186252) is greater than itself. Its abundance is 333796584

Bases of 1001389668

• Binary: 111011101011111111111001100100₂
• Hexadecimal: 0x3BAFFE64
• Base-36: GK797O

Squares and roots of 1001389668

• 1001389668 squared (1001389668²) is 1002781267177150224
• 1001389668 cubed (1001389668³) is 1004174800215145759997485632
• The square root of 1001389668 is 31644.7415536927
• The cube root of 1001389668 is 1000.4630082569

Scales and comparisons

• 1,001,389,668 seconds is equal to 31 years, 43 weeks, 5 days, 3 hours, 47 minutes, 48 seconds.
• To count from 1 to 1,001,389,668 would take you about sixty-three 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 1001389668 cubic inches would be around 83.4 feet tall.

Recreational maths with 1001389668

• 1001389668 backwards is 8669831001
• The number of decimal digits it has is: 10
• The sum of 1001389668's digits is 42
• More coming soon!