13858129

Names of 13858129

• Cardinal: 13858129 can be written as Thirteen million, eight hundred fifty-eight thousand, one hundred twenty-nine.

Scientific notation

• Scientific notation: 1.3858129 × 10⁷

Factors of 13858129

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 7454

Divisors of 13858129

• Number of divisors d(n): 4
• Complete list of divisors:
  1 3547 3907 13858129
• Sum of all divisors σ(n): 13865584
• Sum of proper divisors (its aliquot sum) s(n): 7455
• 13858129 is a deficient number, because the sum of its proper divisors (7455) is less than itself. Its deficiency is 13850674

Bases of 13858129

• Binary: 110100110111010101010001₂
• Hexadecimal: 0xD37551
• Base-36: 89101

Squares and roots of 13858129

• 13858129 squared (13858129²) is 192047739380641
• 13858129 cubed (13858129³) is 2661422346495303080689
• The square root of 13858129 is 3722.6508028555
• The cube root of 13858129 is 240.1973434741

Scales and comparisons

• 13,858,129 seconds is equal to 22 weeks, 6 days, 9 hours, 28 minutes, 49 seconds.
• To count from 1 to 13,858,129 would take you about thirty-four 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 13858129 cubic inches would be around 20 feet tall.

Recreational maths with 13858129

• 13858129 backwards is 92185831
• The number of decimal digits it has is: 8
• The sum of 13858129's digits is 37
• More coming soon!