9143942

Names of 9143942

• Cardinal: 9143942 can be written as Nine million, one hundred forty-three thousand, nine hundred forty-two.

Scientific notation

• Scientific notation: 9.143942 × 10⁶

Factors of 9143942

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 4571973

Divisors of 9143942

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 4571971 9143942
• Sum of all divisors σ(n): 13715916
• Sum of proper divisors (its aliquot sum) s(n): 4571974
• 9143942 is a deficient number, because the sum of its proper divisors (4571974) is less than itself. Its deficiency is 4571968

Bases of 9143942

• Binary: 100010111000011010000110₂
• Hexadecimal: 0x8B8686
• Base-36: 5FZIE

Squares and roots of 9143942

• 9143942 squared (9143942²) is 83611675299364
• 9143942 cubed (9143942³) is 764540309460217052888
• The square root of 9143942 is 3023.8951701407
• The cube root of 9143942 is 209.1114535693

Scales and comparisons

• 9,143,942 seconds is equal to 15 weeks, 19 hours, 59 minutes, 2 seconds.
• To count from 1 to 9,143,942 would take you about twenty-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 9143942 cubic inches would be around 17.4 feet tall.

Recreational maths with 9143942

• 9143942 backwards is 2493419
• The number of decimal digits it has is: 7
• The sum of 9143942's digits is 32
• More coming soon!