20169408

Names of 20169408

• Cardinal: 20169408 can be written as Twenty million, one hundred sixty-nine thousand, four hundred eight.

Scientific notation

• Scientific notation: 2.0169408 × 10⁷

Factors of 20169408

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 404

Divisors of 20169408

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 43 48 56 64 84 86 96 112 129 168 172 192 224 258 301 336 344 349 448 516 602 672 688 698 903 1032 1047 1204 1344 1376 1396 1806 2064 2094 2408 2443 2752 2792 3612 4128 4188 4816 4886 5584 7224 7329 8256 8376 9632 9772 11168 14448 14658 15007 16752 19264 19544 22336 28896 29316 30014 33504 39088 45021 57792 58632 60028 67008 78176 90042 105049 117264 120056 156352 180084 210098 234528 240112 315147 360168 420196 469056 480224 630294 720336 840392 960448 1260588 1440672 1680784 2521176 2881344 3361568 5042352 6723136 10084704 20169408
• Sum of all divisors σ(n): 62585600
• Sum of proper divisors (its aliquot sum) s(n): 42416192
• 20169408 is an abundant number, because the sum of its proper divisors (42416192) is greater than itself. Its abundance is 22246784

Bases of 20169408

• Binary: 1001100111100001011000000₂
• Hexadecimal: 0x133C2C0
• Base-36: C0ATC

Squares and roots of 20169408

• 20169408 squared (20169408²) is 406805019070464
• 20169408 cubed (20169408³) is 8205016406079969165312
• The square root of 20169408 is 4491.0364059981
• The cube root of 20169408 is 272.2060146273

Scales and comparisons

• 20,169,408 seconds is equal to 33 weeks, 2 days, 10 hours, 36 minutes, 48 seconds.
• To count from 1 to 20,169,408 would take you about fifty weeks!

  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 20169408 cubic inches would be around 22.7 feet tall.

Recreational maths with 20169408

• 20169408 backwards is 80496102
• The number of decimal digits it has is: 8
• The sum of 20169408's digits is 30
• More coming soon!