13133720389

Names of 13133720389

• Cardinal: 13133720389 can be written as Thirteen billion, one hundred thirty-three million, seven hundred twenty thousand, three hundred eighty-nine.

Scientific notation

• Scientific notation: 1.3133720389 × 10¹⁰

Factors of 13133720389

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 13133720389

Divisors of 13133720389

• Number of divisors d(n): 2
• Complete list of divisors:
  1 13133720389
• Sum of all divisors σ(n): 13133720390
• Sum of proper divisors (its aliquot sum) s(n): 1
• 13133720389 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 13133720388

Bases of 13133720389

• Binary: 1100001110110101001010101101000101₂
• Hexadecimal: 0x30ED4AB45
• Base-36: 617H7ID

Squares and roots of 13133720389

• 13133720389 squared (13133720389²) is 172494611256434311321
• 13133720389 cubed (13133720389³) is 2265495992851260222035791223869
• The square root of 13133720389 is 114602.4449521039
• The cube root of 13133720389 is 2359.3692888089

Scales and comparisons

• 13,133,720,389 seconds is equal to 417 years, 31 weeks, 5 days, 15 hours, 39 minutes, 49 seconds.
• To count from 1 to 13,133,720,389 would take you about eight hundred thirty-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 13133720389 cubic inches would be around 196.6 feet tall.

Recreational maths with 13133720389

• 13133720389 backwards is 98302733131
• The number of decimal digits it has is: 11
• The sum of 13133720389's digits is 40
• More coming soon!