1258

Names of 1258

• Cardinal: 1258 can be written as One thousand, two hundred fifty-eight.

Scientific notation

• Scientific notation: 1.258 × 10³

Factors of 1258

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 56

Divisors of 1258

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 17 34 37 74 629 1258
• Sum of all divisors σ(n): 2052
• Sum of proper divisors (its aliquot sum) s(n): 794
• 1258 is a deficient number, because the sum of its proper divisors (794) is less than itself. Its deficiency is 464

Bases of 1258

• Binary: 10011101010₂
• Hexadecimal: 0x4EA
• Base-36: YY

Squares and roots of 1258

• 1258 squared (1258²) is 1582564
• 1258 cubed (1258³) is 1990865512
• The square root of 1258 is 35.4682957019
• The cube root of 1258 is 10.7951052351

Scales and comparisons

• 1,258 seconds is equal to 20 minutes, 58 seconds.
• To count from 1 to 1,258 would take you about twenty 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 1258 cubic inches would be around 0.9 feet tall.

Recreational maths with 1258

• 1258 backwards is 8521
• The number of decimal digits it has is: 4
• The sum of 1258's digits is 16
• More coming soon!