4021387404

Names of 4021387404

• Cardinal: 4021387404 can be written as Four billion, twenty-one million, three hundred eighty-seven thousand, four hundred four.

Scientific notation

• Scientific notation: 4.021387404 × 10⁹

Factors of 4021387404

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 335115622

Divisors of 4021387404

• Number of divisors d(n): 12
• Complete list of divisors:
  1 2 3 4 6 12 335115617 670231234 1005346851 1340462468 2010693702 4021387404
• Sum of all divisors σ(n): 9383237304
• Sum of proper divisors (its aliquot sum) s(n): 5361849900
• 4021387404 is an abundant number, because the sum of its proper divisors (5361849900) is greater than itself. Its abundance is 1340462496

Bases of 4021387404

• Binary: 11101111101100011000000010001100₂
• Hexadecimal: 0xEFB1808C
• Base-36: 1UI8ADO

Squares and roots of 4021387404

• 4021387404 squared (4021387404²) is 16171556653049859216
• 4021387404 cubed (4021387404³) is 65032094227647102035195715264
• The square root of 4021387404 is 63414.4100658517
• The cube root of 4021387404 is 1590.2252234257

Scales and comparisons

• 4,021,387,404 seconds is equal to 127 years, 45 weeks, 20 hours, 3 minutes, 24 seconds.
• To count from 1 to 4,021,387,404 would take you about two hundred fifty-five 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 4021387404 cubic inches would be around 132.5 feet tall.

Recreational maths with 4021387404

• 4021387404 backwards is 4047831204
• The number of decimal digits it has is: 10
• The sum of 4021387404's digits is 33
• More coming soon!