421065225

Names of 421065225

• Cardinal: 421065225 can be written as Four hundred twenty-one million, sixty-five thousand, two hundred twenty-five.

Scientific notation

• Scientific notation: 4.21065225 × 10⁸

Factors of 421065225

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 3319

Divisors of 421065225

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 5 7 9 15 21 25 35 45 63 75 83 105 175 225 249 315 415 525 581 747 1245 1575 1743 2075 2905 3221 3735 5229 6225 8715 9663 14525 16105 18675 22547 26145 28989 43575 48315 67641 80525 112735 130725 144945 202923 241575 267343 338205 563675 724725 802029 1014615 1336715 1691025 1871401 2406087 4010145 5073075 5614203 6683575 9357005 12030435 16842609 20050725 28071015 46785025 60152175 84213045 140355075 421065225
• Sum of all divisors σ(n): 872569152
• Sum of proper divisors (its aliquot sum) s(n): 451503927
• 421065225 is an abundant number, because the sum of its proper divisors (451503927) is greater than itself. Its abundance is 30438702

Bases of 421065225

• Binary: 11001000110001111001000001001₂
• Hexadecimal: 0x1918F209
• Base-36: 6YOW09

Squares and roots of 421065225

• 421065225 squared (421065225²) is 177295923704300625
• 421065225 cubed (421065225³) is 74653148006134176133265625
• The square root of 421065225 is 20519.8739031213
• The cube root of 421065225 is 749.5198259761

Scales and comparisons

• 421,065,225 seconds is equal to 13 years, 20 weeks, 1 day, 10 hours, 33 minutes, 45 seconds.
• To count from 1 to 421,065,225 would take you about twenty 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 421065225 cubic inches would be around 62.5 feet tall.

Recreational maths with 421065225

• 421065225 backwards is 522560124
• The number of decimal digits it has is: 9
• The sum of 421065225's digits is 27
• More coming soon!