18007123848637

Names of 18007123848637

• Cardinal: 18007123848637 can be written as Eighteen trillion, seven billion, one hundred twenty-three million, eight hundred forty-eight thousand, six hundred thirty-seven.

Scientific notation

• Scientific notation: 1.8007123848637 × 10¹³

Factors of 18007123848637

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 180

Divisors of 18007123848637

• Number of divisors d(n): 64
• Complete list of divisors:
  1 7 11 61 77 101 427 671 707 1111 3721 4697 6161 7777 10201 26047 40931 43127 67771 71407 112211 226981 286517 375821 474397 622261 785477 1030301 1588867 2496791 2630747 4134031 4355827 6844871 7212107 11333311 17477537 22925081 28938217 37957921 47914097 62848361 79333177 160475567 252175891 265705447 417537131 439938527 691331971 1765231237 2315433181 2922759917 3833750021 4839323797 16208032267 25469764991 26836250147 42171250231 178288354937 233858751281 295198751617 1637011258967 2572446264091 18007123848637
• Sum of all divisors σ(n): 23052858379776
• Sum of proper divisors (its aliquot sum) s(n): 5045734531139
• 18007123848637 is a deficient number, because the sum of its proper divisors (5045734531139) is less than itself. Its deficiency is 12961389317498

Bases of 18007123848637

• Binary: 100000110000010011100001110000110110110111101₂
• Hexadecimal: 0x10609C386DBD
• Base-36: 6DSCWLXOD

Squares and roots of 18007123848637

• 18007123848637 squared (18007123848637²) is 324256509300151402886757769
• 18007123848637 cubed (18007123848637³) is 5838927121694541513356988309198039810853
• The square root of 18007123848637 is 4243480.1576815461
• The cube root of 18007123848637 is 26210.8708499735

Scales and comparisons

• 18,007,123,848,637 seconds is equal to 572,570 years, 43 weeks, 4 days, 6 hours, 50 minutes, 37 seconds.
• To count from 1 to 18,007,123,848,637 would take you about one million, four hundred thirty-one thousand, four hundred twenty-seven 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 18007123848637 cubic inches would be around 2184.2 feet tall.

Recreational maths with 18007123848637

• 18007123848637 backwards is 73684832170081
• The number of decimal digits it has is: 14
• The sum of 18007123848637's digits is 58
• More coming soon!