5128

Names of 5128

• Cardinal: 5128 can be written as Five thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 5.128 × 10³

Factors of 5128

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 643

Divisors of 5128

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 4 8 641 1282 2564 5128
• Sum of all divisors σ(n): 9630
• Sum of proper divisors (its aliquot sum) s(n): 4502
• 5128 is a deficient number, because the sum of its proper divisors (4502) is less than itself. Its deficiency is 626

Bases of 5128

• Binary: 1010000001000₂
• Hexadecimal: 0x1408
• Base-36: 3YG

Squares and roots of 5128

• 5128 squared (5128²) is 26296384
• 5128 cubed (5128³) is 134847857152
• The square root of 5128 is 71.6100551597
• The cube root of 5128 is 17.2444496601

Scales and comparisons

• 5,128 seconds is equal to 1 hour, 25 minutes, 28 seconds.
• To count from 1 to 5,128 would take you about twenty-five minutes.

  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 5128 cubic inches would be around 1.4 feet tall.

Recreational maths with 5128

• 5128 backwards is 8215
• The number of decimal digits it has is: 4
• The sum of 5128's digits is 16
• More coming soon!