28963121

Names of 28963121

• Cardinal: 28963121 can be written as Twenty-eight million, nine hundred sixty-three thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 2.8963121 × 10⁷

Factors of 28963121

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 154911

Divisors of 28963121

• Number of divisors d(n): 8
• Complete list of divisors:
  1 11 17 187 154883 1703713 2633011 28963121
• Sum of all divisors σ(n): 33454944
• Sum of proper divisors (its aliquot sum) s(n): 4491823
• 28963121 is a deficient number, because the sum of its proper divisors (4491823) is less than itself. Its deficiency is 24471298

Bases of 28963121

• Binary: 1101110011111000100110001₂
• Hexadecimal: 0x1B9F131
• Base-36: H8S35

Squares and roots of 28963121

• 28963121 squared (28963121²) is 838862378060641
• 28963121 cubed (28963121³) is 24296072558118090620561
• The square root of 28963121 is 5381.7395886461
• The cube root of 28963121 is 307.1013928729

Scales and comparisons

• 28,963,121 seconds is equal to 47 weeks, 6 days, 5 hours, 18 minutes, 41 seconds.
• To count from 1 to 28,963,121 would take you about nineteen 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 28963121 cubic inches would be around 25.6 feet tall.

Recreational maths with 28963121

• 28963121 backwards is 12136982
• The number of decimal digits it has is: 8
• The sum of 28963121's digits is 32
• More coming soon!