9940105440

Names of 9940105440

• Cardinal: 9940105440 can be written as Nine billion, nine hundred forty million, one hundred five thousand, four hundred forty.

Scientific notation

• Scientific notation: 9.94010544 × 10⁹

Factors of 9940105440

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 6902861

Divisors of 9940105440

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 72 80 90 96 120 144 160 180 240 288 360 480 720 1440 6902851 13805702 20708553 27611404 34514255 41417106 55222808 62125659 69028510 82834212 103542765 110445616 124251318 138057020 165668424 207085530 220891232 248502636 276114040 310628295 331336848 414171060 497005272 552228080 621256590 662673696 828342120 994010544 1104456160 1242513180 1656684240 1988021088 2485026360 3313368480 4970052720 9940105440
• Sum of all divisors σ(n): 33920614728
• Sum of proper divisors (its aliquot sum) s(n): 23980509288
• 9940105440 is an abundant number, because the sum of its proper divisors (23980509288) is greater than itself. Its abundance is 14040403848

Bases of 9940105440

• Binary: 1001010000011110011111100011100000₂
• Hexadecimal: 0x25079F8E0
• Base-36: 4KE2YG0

Squares and roots of 9940105440

• 9940105440 squared (9940105440²) is 98805696158317593600
• 9940105440 cubed (9940105440³) is 982139037886279813391069184000
• The square root of 9940105440 is 99700.0774322669
• The cube root of 9940105440 is 2150.1247766055

Scales and comparisons

• 9,940,105,440 seconds is equal to 316 years, 3 weeks, 2 days, 12 hours, 24 minutes.
• To count from 1 to 9,940,105,440 would take you about six hundred thirty-two 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 9940105440 cubic inches would be around 179.2 feet tall.

Recreational maths with 9940105440

• 9940105440 backwards is 0445010499
• 9940105440 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 9940105440's digits is 36
• More coming soon!