1228200789

Names of 1228200789

• Cardinal: 1228200789 can be written as One billion, two hundred twenty-eight million, two hundred thousand, seven hundred eighty-nine.

Scientific notation

• Scientific notation: 1.228200789 × 10⁹

Factors of 1228200789

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 467699

Divisors of 1228200789

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 877 2631 466819 1400457 409400263 1228200789
• Sum of all divisors σ(n): 1639471840
• Sum of proper divisors (its aliquot sum) s(n): 411271051
• 1228200789 is a deficient number, because the sum of its proper divisors (411271051) is less than itself. Its deficiency is 816929738

Bases of 1228200789

• Binary: 1001001001101001101101101010101₂
• Hexadecimal: 0x4934DB55
• Base-36: KB8LSL

Squares and roots of 1228200789

• 1228200789 squared (1228200789²) is 1508477178100222521
• 1228200789 cubed (1228200789³) is 1852712860331186821367769069
• The square root of 1228200789 is 35045.6957271503
• The cube root of 1228200789 is 1070.9185895727

Scales and comparisons

• 1,228,200,789 seconds is equal to 39 years, 2 weeks, 5 days, 6 hours, 53 minutes, 9 seconds.
• To count from 1 to 1,228,200,789 would take you about seventy-eight 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 1228200789 cubic inches would be around 89.2 feet tall.

Recreational maths with 1228200789

• 1228200789 backwards is 9870028221
• The number of decimal digits it has is: 10
• The sum of 1228200789's digits is 39
• More coming soon!