445041420978

Names of 445041420978

• Cardinal: 445041420978 can be written as Four hundred forty-five billion, forty-one million, four hundred twenty thousand, nine hundred seventy-eight.

Scientific notation

• Scientific notation: 4.45041420978 × 10¹¹

Factors of 445041420978

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 963293142

Divisors of 445041420978

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 3 6 7 11 14 21 22 33 42 66 77 154 231 462 963293119 1926586238 2889879357 5779758714 6743051833 10596224309 13486103666 20229155499 21192448618 31788672927 40458310998 63577345854 74173570163 148347140326 222520710489 445041420978
• Sum of all divisors σ(n): 1109713674240
• Sum of proper divisors (its aliquot sum) s(n): 664672253262
• 445041420978 is an abundant number, because the sum of its proper divisors (664672253262) is greater than itself. Its abundance is 219630832284

Bases of 445041420978

• Binary: 110011110011110100010010010101010110010₂
• Hexadecimal: 0x679E892AB2
• Base-36: 5OG6665U

Squares and roots of 445041420978

• 445041420978 squared (445041420978²) is 198061866386117418476484
• 445041420978 cubed (445041420978³) is 88145734458032469531131511237281352
• The square root of 445041420978 is 667114.2488194957
• The cube root of 445041420978 is 7634.8435927027

Scales and comparisons

• 445,041,420,978 seconds is equal to 14,150 years, 48 weeks, 6 days, 8 hours, 56 minutes, 18 seconds.
• To count from 1 to 445,041,420,978 would take you about twenty-eight thousand, three hundred 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 445041420978 cubic inches would be around 636.2 feet tall.

Recreational maths with 445041420978

• 445041420978 backwards is 879024140544
• The number of decimal digits it has is: 12
• The sum of 445041420978's digits is 48
• More coming soon!