12713091815

Names of 12713091815

• Cardinal: 12713091815 can be written as Twelve billion, seven hundred thirteen million, ninety-one thousand, eight hundred fifteen.

Scientific notation

• Scientific notation: 1.2713091815 × 10¹⁰

Factors of 12713091815

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 101161

Divisors of 12713091815

• Number of divisors d(n): 8
• Complete list of divisors:
  1 5 46639 54517 233195 272585 2542618363 12713091815
• Sum of all divisors σ(n): 15256317120
• Sum of proper divisors (its aliquot sum) s(n): 2543225305
• 12713091815 is a deficient number, because the sum of its proper divisors (2543225305) is less than itself. Its deficiency is 10169866510

Bases of 12713091815

• Binary: 1011110101110000100110001011100111₂
• Hexadecimal: 0x2F5C262E7
• Base-36: 5U91OFB

Squares and roots of 12713091815

• 12713091815 squared (12713091815²) is 161622703496619994225
• 12713091815 cubed (12713091815³) is 2054724268941051528747194768375
• The square root of 12713091815 is 112752.3472704671
• The cube root of 12713091815 is 2333.9079741265

Scales and comparisons

• 12,713,091,815 seconds is equal to 404 years, 12 weeks, 2 days, 6 hours, 23 minutes, 35 seconds.
• To count from 1 to 12,713,091,815 would take you about eight hundred eight 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 12713091815 cubic inches would be around 194.5 feet tall.

Recreational maths with 12713091815

• 12713091815 backwards is 51819031721
• The number of decimal digits it has is: 11
• The sum of 12713091815's digits is 38
• More coming soon!