1009981

Names of 1009981

• Cardinal: 1009981 can be written as One million, nine thousand, nine hundred eighty-one.

Scientific notation

• Scientific notation: 1.009981 × 10⁶

Factors of 1009981

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1083

Divisors of 1009981

• Number of divisors d(n): 8
• Complete list of divisors:
  1 7 157 919 1099 6433 144283 1009981
• Sum of all divisors σ(n): 1162880
• Sum of proper divisors (its aliquot sum) s(n): 152899
• 1009981 is a deficient number, because the sum of its proper divisors (152899) is less than itself. Its deficiency is 857082

Bases of 1009981

• Binary: 11110110100100111101₂
• Hexadecimal: 0xF693D
• Base-36: LNB1

Squares and roots of 1009981

• 1009981 squared (1009981²) is 1020061620361
• 1009981 cubed (1009981³) is 1030242855393823141
• The square root of 1009981 is 1004.9781092143
• The cube root of 1009981 is 100.3315992043

Scales and comparisons

• 1,009,981 seconds is equal to 1 week, 4 days, 16 hours, 33 minutes, 1 second.
• To count from 1 to 1,009,981 would take you about two weeks!

  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 1009981 cubic inches would be around 8.4 feet tall.

Recreational maths with 1009981

• 1009981 backwards is 1899001
• The number of decimal digits it has is: 7
• The sum of 1009981's digits is 28
• More coming soon!