9142438

Names of 9142438

• Cardinal: 9142438 can be written as Nine million, one hundred forty-two thousand, four hundred thirty-eight.

Scientific notation

• Scientific notation: 9.142438 × 10⁶

Factors of 9142438

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 4571221

Divisors of 9142438

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 4571219 9142438
• Sum of all divisors σ(n): 13713660
• Sum of proper divisors (its aliquot sum) s(n): 4571222
• 9142438 is a deficient number, because the sum of its proper divisors (4571222) is less than itself. Its deficiency is 4571216

Bases of 9142438

• Binary: 100010111000000010100110₂
• Hexadecimal: 0x8B80A6
• Base-36: 5FYCM

Squares and roots of 9142438

• 9142438 squared (9142438²) is 83584172583844
• 9142438 cubed (9142438³) is 764163115629093571672
• The square root of 9142438 is 3023.6464740443
• The cube root of 9142438 is 209.0999880229

Scales and comparisons

• 9,142,438 seconds is equal to 15 weeks, 19 hours, 33 minutes, 58 seconds.
• To count from 1 to 9,142,438 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 9142438 cubic inches would be around 17.4 feet tall.

Recreational maths with 9142438

• 9142438 backwards is 8342419
• The number of decimal digits it has is: 7
• The sum of 9142438's digits is 31
• More coming soon!