428306401

Names of 428306401

• Cardinal: 428306401 can be written as Four hundred twenty-eight million, three hundred six thousand, four hundred one.

Scientific notation

• Scientific notation: 4.28306401 × 10⁸

Factors of 428306401

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 1377502

Divisors of 428306401

• Number of divisors d(n): 4
• Complete list of divisors:
  1 311 1377191 428306401
• Sum of all divisors σ(n): 429683904
• Sum of proper divisors (its aliquot sum) s(n): 1377503
• 428306401 is a deficient number, because the sum of its proper divisors (1377503) is less than itself. Its deficiency is 426928898

Bases of 428306401

• Binary: 11001100001110110111111100001₂
• Hexadecimal: 0x19876FE1
• Base-36: 7303C1

Squares and roots of 428306401

• 428306401 squared (428306401²) is 183446373137572801
• 428306401 cubed (428306401³) is 78571255855056884271799201
• The square root of 428306401 is 20695.5647663937
• The cube root of 428306401 is 753.7919959697

Scales and comparisons

• 428,306,401 seconds is equal to 13 years, 32 weeks, 1 day, 6 hours, 1 second.
• To count from 1 to 428,306,401 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 428306401 cubic inches would be around 62.8 feet tall.

Recreational maths with 428306401

• 428306401 backwards is 104603824
• The number of decimal digits it has is: 9
• The sum of 428306401's digits is 28
• More coming soon!