13087041021985

Names of 13087041021985

• Cardinal: 13087041021985 can be written as Thirteen trillion, eighty-seven billion, forty-one million, twenty-one thousand, nine hundred eighty-five.

Scientific notation

• Scientific notation: 1.3087041021985 × 10¹³

Factors of 13087041021985

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 8426

Divisors of 13087041021985

• Number of divisors d(n): 64
• Complete list of divisors:
  1 5 7 35 37 185 259 859 1295 2221 4295 5297 6013 11105 15547 26485 30065 31783 37079 77735 82177 158915 185395 195989 222481 410885 575239 979945 1112405 1371923 1907839 2876195 4550123 6859615 9539195 11764637 13354873 22750615 31850861 58823185 66774365 70590043 82352459 159254305 168354551 352950215 411762295 435291569 494130301 841772755 1178481857 2176457845 2470651505 3047040983 5892409285 10105823183 15235204915 50529115915 70740762281 353703811405 373915457771 1869577288855 2617408204397 13087041021985
• Sum of all divisors σ(n): 18466274787840
• Sum of proper divisors (its aliquot sum) s(n): 5379233765855
• 13087041021985 is a deficient number, because the sum of its proper divisors (5379233765855) is less than itself. Its deficiency is 7707807256130

Bases of 13087041021985

• Binary: 10111110011100010000011011100110100000100001₂
• Hexadecimal: 0xBE7106E6821
• Base-36: 4N03QBRXD

Squares and roots of 13087041021985

• 13087041021985 squared (13087041021985²) is 171270642711118193253340225
• 13087041021985 cubed (13087041021985³) is 2241425927022140030956320390198909846625
• The square root of 13087041021985 is 3617601.5565544251
• The cube root of 13087041021985 is 23565.7077734905

Scales and comparisons

• 13,087,041,021,985 seconds is equal to 416,127 years, 22 weeks, 4 hours, 46 minutes, 25 seconds.
• To count from 1 to 13,087,041,021,985 would take you about one million, forty thousand, three hundred eighteen 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 13087041021985 cubic inches would be around 1963.8 feet tall.

Recreational maths with 13087041021985

• 13087041021985 backwards is 58912014078031
• The number of decimal digits it has is: 14
• The sum of 13087041021985's digits is 49
• More coming soon!