3998604421

Names of 3998604421

• Cardinal: 3998604421 can be written as Three billion, nine hundred ninety-eight million, six hundred four thousand, four hundred twenty-one.

Scientific notation

• Scientific notation: 3.998604421 × 10⁹

Factors of 3998604421

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 8525883

Divisors of 3998604421

• Number of divisors d(n): 8
• Complete list of divisors:
  1 7 67 469 8525809 59680663 571229203 3998604421
• Sum of all divisors σ(n): 4638040640
• Sum of proper divisors (its aliquot sum) s(n): 639436219
• 3998604421 is a deficient number, because the sum of its proper divisors (639436219) is less than itself. Its deficiency is 3359168202

Bases of 3998604421

• Binary: 11101110010101011101110010000101₂
• Hexadecimal: 0xEE55DC85
• Base-36: 1U4NYX1

Squares and roots of 3998604421

• 3998604421 squared (3998604421²) is 15988837315640745241
• 3998604421 cubed (3998604421³) is 63933035576970856368397310461
• The square root of 3998604421 is 63234.5192201221
• The cube root of 3998604421 is 1587.2164185295

Scales and comparisons

• 3,998,604,421 seconds is equal to 127 years, 7 weeks, 3 days, 3 hours, 27 minutes, 1 second.
• To count from 1 to 3,998,604,421 would take you about two hundred fifty-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 3998604421 cubic inches would be around 132.3 feet tall.

Recreational maths with 3998604421

• 3998604421 backwards is 1244068993
• The number of decimal digits it has is: 10
• The sum of 3998604421's digits is 46
• More coming soon!