4368991421

Names of 4368991421

• Cardinal: 4368991421 can be written as Four billion, three hundred sixty-eight million, nine hundred ninety-one thousand, four hundred twenty-one.

Scientific notation

• Scientific notation: 4.368991421 × 10⁹

Factors of 4368991421

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 4368991421

Divisors of 4368991421

• Number of divisors d(n): 2
• Complete list of divisors:
  1 4368991421
• Sum of all divisors σ(n): 4368991422
• Sum of proper divisors (its aliquot sum) s(n): 1
• 4368991421 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 4368991420

Bases of 4368991421

• Binary: 100000100011010011000010010111101₂
• Hexadecimal: 0x1046984BD
• Base-36: 2096NCT

Squares and roots of 4368991421

• 4368991421 squared (4368991421²) is 19088086036771599241
• 4368991421 cubed (4368991421³) is 83395684137965007620379111461
• The square root of 4368991421 is 66098.3465829517
• The cube root of 4368991421 is 1634.7840707151

Scales and comparisons

• 4,368,991,421 seconds is equal to 138 years, 47 weeks, 6 days, 43 minutes, 41 seconds.
• To count from 1 to 4,368,991,421 would take you about two hundred seventy-seven 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 4368991421 cubic inches would be around 136.2 feet tall.

Recreational maths with 4368991421

• 4368991421 backwards is 1241998634
• The number of decimal digits it has is: 10
• The sum of 4368991421's digits is 47
• More coming soon!