1553

Names of 1553

• Cardinal: 1553 can be written as One thousand, five hundred fifty-three.

Scientific notation

• Scientific notation: 1.553 × 10³

Factors of 1553

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 1553

Divisors of 1553

• Number of divisors d(n): 2
• Complete list of divisors:
  1 1553
• Sum of all divisors σ(n): 1554
• Sum of proper divisors (its aliquot sum) s(n): 1
• 1553 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 1552

Bases of 1553

• Binary: 11000010001₂
• Hexadecimal: 0x611
• Base-36: 175

Squares and roots of 1553

• 1553 squared (1553²) is 2411809
• 1553 cubed (1553³) is 3745539377
• The square root of 1553 is 39.4081209905
• The cube root of 1553 is 11.5804068771

Scales and comparisons

• 1,553 seconds is equal to 25 minutes, 53 seconds.
• To count from 1 to 1,553 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 1553 cubic inches would be around 1 feet tall.

Recreational maths with 1553

• 1553 backwards is 3551
• The number of decimal digits it has is: 4
• The sum of 1553's digits is 14
• More coming soon!