71972

Names of 71972

• Cardinal: 71972 can be written as Seventy-one thousand, nine hundred seventy-two.

Scientific notation

• Scientific notation: 7.1972 × 10⁴

Factors of 71972

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 968

Divisors of 71972

• Number of divisors d(n): 12
• Complete list of divisors:
  1 2 4 19 38 76 947 1894 3788 17993 35986 71972
• Sum of all divisors σ(n): 132720
• Sum of proper divisors (its aliquot sum) s(n): 60748
• 71972 is a deficient number, because the sum of its proper divisors (60748) is less than itself. Its deficiency is 11224

Bases of 71972

• Binary: 10001100100100100₂
• Hexadecimal: 0x11924
• Base-36: 1JJ8

Squares and roots of 71972

• 71972 squared (71972²) is 5179968784
• 71972 cubed (71972³) is 372812713322048
• The square root of 71972 is 268.2759773069
• The cube root of 71972 is 41.5962829519

Scales and comparisons

• 71,972 seconds is equal to 19 hours, 59 minutes, 32 seconds.
• To count from 1 to 71,972 would take you about nineteen 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 71972 cubic inches would be around 3.5 feet tall.

Recreational maths with 71972

• 71972 backwards is 27917
• The number of decimal digits it has is: 5
• The sum of 71972's digits is 26
• More coming soon!