13391145625

Names of 13391145625

• Cardinal: 13391145625 can be written as Thirteen billion, three hundred ninety-one million, one hundred forty-five thousand, six hundred twenty-five.

Scientific notation

• Scientific notation: 1.3391145625 × 10¹⁰

Factors of 13391145625

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 339

Divisors of 13391145625

• Number of divisors d(n): 120
• Complete list of divisors:
  1 5 11 13 25 53 55 65 121 125 143 257 265 275 325 583 605 625 689 715 1285 1325 1375 1573 1625 2827 2915 3025 3341 3445 3575 6413 6425 6625 6875 7579 7865 8125 13621 14135 14575 15125 16705 17225 17875 31097 32065 32125 33125 36751 37895 39325 68105 70675 72875 75625 83369 83525 86125 89375 149831 155485 160325 160625 177073 183755 189475 196625 340525 353375 364375 404261 416845 417625 430625 749155 777425 801625 885365 918775 947375 983125 1648141 1702625 1766875 1947803 2021305 2084225 2088125 3745775 3887125 4008125 4426825 4593875 4736875 8240705 8513125 9739015 10106525 10421125 18728875 19435625 21425833 22134125 22969375 41203525 48695075 50532625 52105625 93644375 107129165 110670625 206017625 243475375 252663125 535645825 1030088125 1217376875 2678229125 13391145625
• Sum of all divisors σ(n): 20260220904
• Sum of proper divisors (its aliquot sum) s(n): 6869075279
• 13391145625 is a deficient number, because the sum of its proper divisors (6869075279) is less than itself. Its deficiency is 6522070346

Bases of 13391145625

• Binary: 1100011110001011001010101010011001₂
• Hexadecimal: 0x31E2CAA99
• Base-36: 65GQQ3D

Squares and roots of 13391145625

• 13391145625 squared (13391145625²) is 179322781149956640625
• 13391145625 cubed (13391145625³) is 2401337476259074337045166015625
• The square root of 13391145625 is 115720.1176330201
• The cube root of 13391145625 is 2374.6844640827

Scales and comparisons

• 13,391,145,625 seconds is equal to 425 years, 41 weeks, 3 days, 2 hours, 40 minutes, 25 seconds.
• To count from 1 to 13,391,145,625 would take you about eight hundred fifty-one 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 13391145625 cubic inches would be around 197.9 feet tall.

Recreational maths with 13391145625

• 13391145625 backwards is 52654119331
• The number of decimal digits it has is: 11
• The sum of 13391145625's digits is 40
• More coming soon!