2229131521

Names of 2229131521

• Cardinal: 2229131521 can be written as Two billion, two hundred twenty-nine million, one hundred thirty-one thousand, five hundred twenty-one.

Scientific notation

• Scientific notation: 2.229131521 × 10⁹

Factors of 2229131521

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 16271170

Divisors of 2229131521

• Number of divisors d(n): 4
• Complete list of divisors:
  1 137 16271033 2229131521
• Sum of all divisors σ(n): 2245402692
• Sum of proper divisors (its aliquot sum) s(n): 16271171
• 2229131521 is a deficient number, because the sum of its proper divisors (16271171) is less than itself. Its deficiency is 2212860350

Bases of 2229131521

• Binary: 10000100110111011101100100000001₂
• Hexadecimal: 0x84DDD901
• Base-36: 10V60W1

Squares and roots of 2229131521

• 2229131521 squared (2229131521²) is 4969027337915773441
• 2229131521 cubed (2229131521³) is 11076615467658769020427733761
• The square root of 2229131521 is 47213.6793842633
• The cube root of 2229131521 is 1306.3069306445

Scales and comparisons

• 2,229,131,521 seconds is equal to 70 years, 45 weeks, 5 days, 3 hours, 12 minutes, 1 second.
• To count from 1 to 2,229,131,521 would take you about one hundred forty-one 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 2229131521 cubic inches would be around 108.9 feet tall.

Recreational maths with 2229131521

• 2229131521 backwards is 1251319222
• The number of decimal digits it has is: 10
• The sum of 2229131521's digits is 28
• More coming soon!