989942

Names of 989942

• Cardinal: 989942 can be written as Nine hundred eighty-nine thousand, nine hundred forty-two.

Scientific notation

• Scientific notation: 9.89942 × 10⁵

Factors of 989942

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1702

Divisors of 989942

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 373 746 1327 2654 494971 989942
• Sum of all divisors σ(n): 1490016
• Sum of proper divisors (its aliquot sum) s(n): 500074
• 989942 is a deficient number, because the sum of its proper divisors (500074) is less than itself. Its deficiency is 489868

Bases of 989942

• Binary: 11110001101011110110₂
• Hexadecimal: 0xF1AF6
• Base-36: L7UE

Squares and roots of 989942

• 989942 squared (989942²) is 979985163364
• 989942 cubed (989942³) is 970128472590884888
• The square root of 989942 is 994.9582905831
• The cube root of 989942 is 99.6636029727

Scales and comparisons

• 989,942 seconds is equal to 1 week, 4 days, 10 hours, 59 minutes, 2 seconds.
• To count from 1 to 989,942 would take you about four days!

  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 989942 cubic inches would be around 8.3 feet tall.

Recreational maths with 989942

• 989942 backwards is 249989
• The number of decimal digits it has is: 6
• The sum of 989942's digits is 41
• More coming soon!