668327401

Names of 668327401

• Cardinal: 668327401 can be written as Six hundred sixty-eight million, three hundred twenty-seven thousand, four hundred one.

Scientific notation

• Scientific notation: 6.68327401 × 10⁸

Factors of 668327401

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 19551

Divisors of 668327401

• Number of divisors d(n): 8
• Complete list of divisors:
  1 7 9643 9901 67501 69307 95475343 668327401
• Sum of all divisors σ(n): 763959104
• Sum of proper divisors (its aliquot sum) s(n): 95631703
• 668327401 is a deficient number, because the sum of its proper divisors (95631703) is less than itself. Its deficiency is 572695698

Bases of 668327401

• Binary: 100111110101011101110111101001₂
• Hexadecimal: 0x27D5DDE9
• Base-36: B1WKQ1

Squares and roots of 668327401

• 668327401 squared (668327401²) is 446661514927414801
• 668327401 cubed (668327401³) is 298516129398161837601262201
• The square root of 668327401 is 25852.0289532563
• The cube root of 668327401 is 874.3052557617

Scales and comparisons

• 668,327,401 seconds is equal to 21 years, 13 weeks, 6 hours, 30 minutes, 1 second.
• To count from 1 to 668,327,401 would take you about thirty-one 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 668327401 cubic inches would be around 72.9 feet tall.

Recreational maths with 668327401

• 668327401 backwards is 104723866
• The number of decimal digits it has is: 9
• The sum of 668327401's digits is 37
• More coming soon!