8144138

Names of 8144138

• Cardinal: 8144138 can be written as Eight million, one hundred forty-four thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 8.144138 × 10⁶

Factors of 8144138

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 4252

Divisors of 8144138

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 1459 2791 2918 5582 4072069 8144138
• Sum of all divisors σ(n): 12228960
• Sum of proper divisors (its aliquot sum) s(n): 4084822
• 8144138 is a deficient number, because the sum of its proper divisors (4084822) is less than itself. Its deficiency is 4059316

Bases of 8144138

• Binary: 11111000100010100001010₂
• Hexadecimal: 0x7C450A
• Base-36: 4UK22

Squares and roots of 8144138

• 8144138 squared (8144138²) is 66326983763044
• 8144138 cubed (8144138³) is 540176108889989636072
• The square root of 8144138 is 2853.7936155231
• The cube root of 8144138 is 201.1940075445

Scales and comparisons

• 8,144,138 seconds is equal to 13 weeks, 3 days, 6 hours, 15 minutes, 38 seconds.
• To count from 1 to 8,144,138 would take you about twenty 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 8144138 cubic inches would be around 16.8 feet tall.

Recreational maths with 8144138

• 8144138 backwards is 8314418
• The number of decimal digits it has is: 7
• The sum of 8144138's digits is 29
• More coming soon!