40009394544

Names of 40009394544

• Cardinal: 40009394544 can be written as Forty billion, nine million, three hundred ninety-four thousand, five hundred forty-four.

Scientific notation

• Scientific notation: 4.0009394544 × 10¹⁰

Factors of 40009394544

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 17010809

Divisors of 40009394544

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 49 56 84 98 112 147 168 196 294 336 392 588 784 1176 2352 17010797 34021594 51032391 68043188 102064782 119075579 136086376 204129564 238151158 272172752 357226737 408259128 476302316 714453474 816518256 833529053 952604632 1428906948 1667058106 1905209264 2500587159 2857813896 3334116212 5001174318 5715627792 6668232424 10002348636 13336464848 20004697272 40009394544
• Sum of all divisors σ(n): 120232320264
• Sum of proper divisors (its aliquot sum) s(n): 80222925720
• 40009394544 is an abundant number, because the sum of its proper divisors (80222925720) is greater than itself. Its abundance is 40213531176

Bases of 40009394544

• Binary: 100101010000101111101110100101110000₂
• Hexadecimal: 0x950BEE970
• Base-36: IDOK6EO

Squares and roots of 40009394544

• 40009394544 squared (40009394544²) is 1600751651777456967936
• 40009394544 cubed (40009394544³) is 64045104402923974715133381341184
• The square root of 40009394544 is 200023.4849811391
• The cube root of 40009394544 is 3420.2196131333

Scales and comparisons

• 40,009,394,544 seconds is equal to 1,272 years, 9 weeks, 16 hours, 42 minutes, 24 seconds.
• To count from 1 to 40,009,394,544 would take you about two thousand, five hundred forty-four 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 40009394544 cubic inches would be around 285 feet tall.

Recreational maths with 40009394544

• 40009394544 backwards is 44549390004
• 40009394544 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 40009394544's digits is 42
• More coming soon!