13254308991

Names of 13254308991

• Cardinal: 13254308991 can be written as Thirteen billion, two hundred fifty-four million, three hundred eight thousand, nine hundred ninety-one.

Scientific notation

• Scientific notation: 1.3254308991 × 10¹⁰

Factors of 13254308991

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 10167

Divisors of 13254308991

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 7 9 11 21 27 33 63 77 99 189 231 297 673 693 2019 2079 4711 6057 7403 9473 14133 18171 22209 28419 42399 51821 66311 66627 85257 104203 127197 155463 198933 199881 255771 312609 466389 596799 729421 937827 1399167 1790397 2188263 2813481 6375329 6564789 19125987 19694367 44627303 57377961 70128619 133881909 172133883 210385857 401645727 490900333 631157571 1204937181 1472700999 1893472713 4418102997 13254308991
• Sum of all divisors σ(n): 24520227840
• Sum of proper divisors (its aliquot sum) s(n): 11265918849
• 13254308991 is a deficient number, because the sum of its proper divisors (11265918849) is less than itself. Its deficiency is 1988390142

Bases of 13254308991

• Binary: 1100010110000001001011010001111111₂
• Hexadecimal: 0x31604B47F
• Base-36: 6379U9R

Squares and roots of 13254308991

• 13254308991 squared (13254308991²) is 175676706828903438081
• 13254308991 cubed (13254308991³) is 2328473354831605938027810086271
• The square root of 13254308991 is 115127.3598715787
• The cube root of 13254308991 is 2366.5682313903

Scales and comparisons

• 13,254,308,991 seconds is equal to 421 years, 23 weeks, 1 day, 8 hours, 29 minutes, 51 seconds.
• To count from 1 to 13,254,308,991 would take you about eight hundred forty-two 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 13254308991 cubic inches would be around 197.2 feet tall.

Recreational maths with 13254308991

• 13254308991 backwards is 19980345231
• The number of decimal digits it has is: 11
• The sum of 13254308991's digits is 45
• More coming soon!