409920906800

Names of 409920906800

• Cardinal: 409920906800 can be written as Four hundred nine billion, nine hundred twenty million, nine hundred six thousand, eight hundred.

Scientific notation

• Scientific notation: 4.099209068 × 10¹¹

Factors of 409920906800

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 378259

Divisors of 409920906800

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 2729 5458 10916 13645 21832 27290 43664 54580 68225 109160 136450 218320 272900 375523 545800 751046 1091600 1502092 1877615 3004184 3755230 6008368 7510460 9388075 15020920 18776150 30041840 37552300 75104600 150209200 1024802267 2049604534 4099209068 5124011335 8198418136 10248022670 16396836272 20496045340 25620056675 40992090680 51240113350 81984181360 102480226700 204960453400 409920906800
• Sum of all divisors σ(n): 985198479720
• Sum of proper divisors (its aliquot sum) s(n): 575277572920
• 409920906800 is an abundant number, because the sum of its proper divisors (575277572920) is greater than itself. Its abundance is 165356666120

Bases of 409920906800

• Binary: 101111101110001001100001010011000110000₂
• Hexadecimal: 0x5F7130A630
• Base-36: 58BCBNZK

Squares and roots of 409920906800

• 409920906800 squared (409920906800²) is 168035149831734286240000
• 409920906800 cubed (409920906800³) is 68881120993298386032151562432000000
• The square root of 409920906800 is 640250.6593514761
• The cube root of 409920906800 is 7428.4811033043

Scales and comparisons

• 409,920,906,800 seconds is equal to 13,034 years, 11 weeks, 1 day, 22 hours, 33 minutes, 20 seconds.
• To count from 1 to 409,920,906,800 would take you about twenty-six thousand and sixty-eight 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 409920906800 cubic inches would be around 619 feet tall.

Recreational maths with 409920906800

• 409920906800 backwards is 008609029904
• The number of decimal digits it has is: 12
• The sum of 409920906800's digits is 47
• More coming soon!