13001258561

Names of 13001258561

• Cardinal: 13001258561 can be written as Thirteen billion, one million, two hundred fifty-eight thousand, five hundred sixty-one.

Scientific notation

• Scientific notation: 1.3001258561 × 10¹⁰

Factors of 13001258561

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 10826562

Divisors of 13001258561

• Number of divisors d(n): 4
• Complete list of divisors:
  1 1201 10825361 13001258561
• Sum of all divisors σ(n): 13012085124
• Sum of proper divisors (its aliquot sum) s(n): 10826563
• 13001258561 is a deficient number, because the sum of its proper divisors (10826563) is less than itself. Its deficiency is 12990431998

Bases of 13001258561

• Binary: 1100000110111011110111011001000001₂
• Hexadecimal: 0x306EF7641
• Base-36: 5Z0M3B5

Squares and roots of 13001258561

• 13001258561 squared (13001258561²) is 169032724169975790721
• 13001258561 cubed (13001258561³) is 2197638152204049368274145612481
• The square root of 13001258561 is 114023.0615314289
• The cube root of 13001258561 is 2351.4105647115

Scales and comparisons

• 13,001,258,561 seconds is equal to 413 years, 20 weeks, 5 days, 12 hours, 42 minutes, 41 seconds.
• To count from 1 to 13,001,258,561 would take you about eight hundred twenty-six 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 13001258561 cubic inches would be around 196 feet tall.

Recreational maths with 13001258561

• 13001258561 backwards is 16585210031
• The number of decimal digits it has is: 11
• The sum of 13001258561's digits is 32
• More coming soon!