1143147

Names of 1143147

• Cardinal: 1143147 can be written as One million, one hundred forty-three thousand, one hundred forty-seven.

Scientific notation

• Scientific notation: 1.143147 × 10⁶

Factors of 1143147

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1289

Divisors of 1143147

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 463 823 1389 2469 381049 1143147
• Sum of all divisors σ(n): 1529344
• Sum of proper divisors (its aliquot sum) s(n): 386197
• 1143147 is a deficient number, because the sum of its proper divisors (386197) is less than itself. Its deficiency is 756950

Bases of 1143147

• Binary: 100010111000101101011₂
• Hexadecimal: 0x11716B
• Base-36: OI23

Squares and roots of 1143147

• 1143147 squared (1143147²) is 1306785063609
• 1143147 cubed (1143147³) is 1493847425109437523
• The square root of 1143147 is 1069.1805273199
• The cube root of 1143147 is 104.5604299337

Scales and comparisons

• 1,143,147 seconds is equal to 1 week, 6 days, 5 hours, 32 minutes, 27 seconds.
• To count from 1 to 1,143,147 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 1143147 cubic inches would be around 8.7 feet tall.

Recreational maths with 1143147

• 1143147 backwards is 7413411
• The number of decimal digits it has is: 7
• The sum of 1143147's digits is 21
• More coming soon!