1649821055

Names of 1649821055

• Cardinal: 1649821055 can be written as One billion, six hundred forty-nine million, eight hundred twenty-one thousand and fifty-five.

Scientific notation

• Scientific notation: 1.649821055 × 10⁹

Factors of 1649821055

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 149745

Divisors of 1649821055

• Number of divisors d(n): 8
• Complete list of divisors:
  1 5 2237 11185 147503 737515 329964211 1649821055
• Sum of all divisors σ(n): 1980683712
• Sum of proper divisors (its aliquot sum) s(n): 330862657
• 1649821055 is a deficient number, because the sum of its proper divisors (330862657) is less than itself. Its deficiency is 1318958398

Bases of 1649821055

• Binary: 1100010010101100100010101111111₂
• Hexadecimal: 0x6256457F
• Base-36: RA9E2N

Squares and roots of 1649821055

• 1649821055 squared (1649821055²) is 2721909513521313025
• 1649821055 cubed (1649821055³) is 4490663625212269419890741375
• The square root of 1649821055 is 40617.9893027707
• The cube root of 1649821055 is 1181.6230311095

Scales and comparisons

• 1,649,821,055 seconds is equal to 52 years, 23 weeks, 6 days, 3 hours, 37 minutes, 35 seconds.
• To count from 1 to 1,649,821,055 would take you about one hundred 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 1649821055 cubic inches would be around 98.5 feet tall.

Recreational maths with 1649821055

• 1649821055 backwards is 5501289461
• The number of decimal digits it has is: 10
• The sum of 1649821055's digits is 41
• More coming soon!