123040513

Names of 123040513

• Cardinal: 123040513 can be written as One hundred twenty-three million, forty thousand, five hundred thirteen.

Scientific notation

• Scientific notation: 1.23040513 × 10⁸

Factors of 123040513

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 123040513

Divisors of 123040513

• Number of divisors d(n): 2
• Complete list of divisors:
  1 123040513
• Sum of all divisors σ(n): 123040514
• Sum of proper divisors (its aliquot sum) s(n): 1
• 123040513 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 123040512

Bases of 123040513

• Binary: 111010101010111001100000001₂
• Hexadecimal: 0x7557301
• Base-36: 2196O1

Squares and roots of 123040513

• 123040513 squared (123040513²) is 15138967839303169
• 123040513 cubed (123040513³) is 1862706369238363476285697
• The square root of 123040513 is 11092.3628231319
• The cube root of 123040513 is 497.3735786447

Scales and comparisons

• 123,040,513 seconds is equal to 3 years, 47 weeks, 3 days, 1 hour, 55 minutes, 13 seconds.
• To count from 1 to 123,040,513 would take you about five years!

  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 123040513 cubic inches would be around 41.4 feet tall.

Recreational maths with 123040513

• 123040513 backwards is 315040321
• The number of decimal digits it has is: 9
• The sum of 123040513's digits is 19
• More coming soon!