13231918635

Names of 13231918635

• Cardinal: 13231918635 can be written as Thirteen billion, two hundred thirty-one million, nine hundred eighteen thousand, six hundred thirty-five.

Scientific notation

• Scientific notation: 1.3231918635 × 10¹⁰

Factors of 13231918635

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 789

Divisors of 13231918635

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 5 13 15 17 31 39 51 65 85 93 155 195 221 255 331 389 403 465 527 663 993 1105 1167 1209 1581 1655 1945 2015 2635 3315 4303 4965 5057 5627 5835 6045 6613 6851 7905 10261 12059 12909 15171 16881 19839 20553 21515 25285 28135 30783 33065 34255 36177 51305 60295 64545 73151 75855 84405 85969 99195 102765 128759 133393 153915 156767 174437 180885 205003 219453 257907 365755 386277 400179 429845 470301 523311 615009 643795 666965 783835 872185 1025015 1097265 1289535 1673867 1931385 2000895 2188903 2267681 2351505 2616555 2665039 3075045 3991529 5021601 6566709 6803043 7995117 8369335 10944515 11338405 11974587 13325195 19957645 25108005 28455739 32833545 34015215 39975585 51889877 59872935 67855993 85367217 142278695 155669631 203567979 259449385 339279965 426836085 778348155 882127909 1017839895 2646383727 4410639545 13231918635
• Sum of all divisors σ(n): 25059041280
• Sum of proper divisors (its aliquot sum) s(n): 11827122645
• 13231918635 is a deficient number, because the sum of its proper divisors (11827122645) is less than itself. Its deficiency is 1404795990

Bases of 13231918635

• Binary: 1100010100101011110000111000101011₂
• Hexadecimal: 0x314AF0E2B
• Base-36: 62TXXRF

Squares and roots of 13231918635

• 13231918635 squared (13231918635²) is 175083670763260263225
• 13231918635 cubed (13231918635³) is 2316692885856588150321882697875
• The square root of 13231918635 is 115030.0770885597
• The cube root of 13231918635 is 2365.2348745481

Scales and comparisons

• 13,231,918,635 seconds is equal to 420 years, 38 weeks, 1 day, 4 hours, 57 minutes, 15 seconds.
• To count from 1 to 13,231,918,635 would take you about eight hundred forty-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 13231918635 cubic inches would be around 197.1 feet tall.

Recreational maths with 13231918635

• 13231918635 backwards is 53681913231
• The number of decimal digits it has is: 11
• The sum of 13231918635's digits is 42
• More coming soon!