30970

Names of 30970

• Cardinal: 30970 can be written as Thirty thousand, nine hundred seventy.

Scientific notation

• Scientific notation: 3.097 × 10⁴

Factors of 30970

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 189

Divisors of 30970

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 5 10 19 38 95 163 190 326 815 1630 3097 6194 15485 30970
• Sum of all divisors σ(n): 59040
• Sum of proper divisors (its aliquot sum) s(n): 28070
• 30970 is a deficient number, because the sum of its proper divisors (28070) is less than itself. Its deficiency is 2900

Bases of 30970

• Binary: 111100011111010₂
• Hexadecimal: 0x78FA
• Base-36: NWA

Squares and roots of 30970

• 30970 squared (30970²) is 959140900
• 30970 cubed (30970³) is 29704593673000
• The square root of 30970 is 175.9829537201
• The cube root of 30970 is 31.4036697673

Scales and comparisons

• 30,970 seconds is equal to 8 hours, 36 minutes, 10 seconds.
• To count from 1 to 30,970 would take you about eight hours.

  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 30970 cubic inches would be around 2.6 feet tall.

Recreational maths with 30970

• 30970 backwards is 07903
• 30970 is a Harshad number.
• The number of decimal digits it has is: 5
• The sum of 30970's digits is 19
• More coming soon!