20409395200

Names of 20409395200

• Cardinal: 20409395200 can be written as Twenty billion, four hundred nine million, three hundred ninety-five thousand, two hundred.

Scientific notation

• Scientific notation: 2.04093952 × 10¹⁰

Factors of 20409395200

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 398628

Divisors of 20409395200

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 128 160 200 256 320 400 512 640 800 1024 1280 1600 2048 2560 3200 5120 6400 10240 12800 25600 51200 398621 797242 1594484 1993105 3188968 3986210 6377936 7972420 9965525 12755872 15944840 19931050 25511744 31889680 39862100 51023488 63779360 79724200 102046976 127558720 159448400 204093952 255117440 318896800 408187904 510234880 637793600 816375808 1020469760 1275587200 2040939520 2551174400 4081879040 5102348800 10204697600 20409395200
• Sum of all divisors σ(n): 50603069790
• Sum of proper divisors (its aliquot sum) s(n): 30193674590
• 20409395200 is an abundant number, because the sum of its proper divisors (30193674590) is greater than itself. Its abundance is 9784279390

Bases of 20409395200

• Binary: 10011000000011111101010100000000000₂
• Hexadecimal: 0x4C07EA800
• Base-36: 9DJ864G

Squares and roots of 20409395200

• 20409395200 squared (20409395200²) is 416543412429783040000
• 20409395200 cubed (20409395200³) is 8501399122236034313617408000000
• The square root of 20409395200 is 142861.4545635035
• The cube root of 20409395200 is 2732.8138189057

Scales and comparisons

• 20,409,395,200 seconds is equal to 648 years, 49 weeks, 4 days, 20 hours, 26 minutes, 40 seconds.
• To count from 1 to 20,409,395,200 would take you about one thousand, two hundred ninety-seven 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 20409395200 cubic inches would be around 227.7 feet tall.

Recreational maths with 20409395200

• 20409395200 backwards is 00259390402
• The number of decimal digits it has is: 11
• The sum of 20409395200's digits is 34
• More coming soon!