18118822338665

Names of 18118822338665

• Cardinal: 18118822338665 can be written as Eighteen trillion, one hundred eighteen billion, eight hundred twenty-two million, three hundred thirty-eight thousand, six hundred sixty-five.

Scientific notation

• Scientific notation: 1.8118822338665 × 10¹³

Factors of 18118822338665

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 549

Divisors of 18118822338665

• Number of divisors d(n): 108
• Complete list of divisors:
  1 5 17 37 41 85 185 205 289 449 629 697 1445 1517 1681 2245 3145 3485 7585 7633 8405 10693 11849 16613 18409 25789 28577 38165 53465 59245 62197 83065 92045 128945 129761 142885 201601 282421 310985 312953 438413 485809 648805 681133 754769 1008005 1057349 1412105 1564765 2192065 2429045 3405665 3427217 3773845 4801157 5286745 5320201 7459237 8265641 11579261 12831073 17136085 17974933 24005785 26601005 27926453 37296185 41328205 57896305 58262689 64155365 89874665 126807029 139632265 140515897 196847437 218128241 291313445 305828717 338891281 474749701 634035145 702579485 984237185 1090641205 1529143585 1694456405 2155719493 2373748505 2388770249 5199088189 5761151777 8070744917 10778597465 11943851245 12538977397 25995440945 28805758885 40353724585 62694886985 88384499213 97939580209 213162615749 441922496065 489697901045 1065813078745 3623764467733 18118822338665
• Sum of all divisors σ(n): 24367978574508
• Sum of proper divisors (its aliquot sum) s(n): 6249156235843
• 18118822338665 is a deficient number, because the sum of its proper divisors (6249156235843) is less than itself. Its deficiency is 11869666102822

Bases of 18118822338665

• Binary: 100000111101010011101111110000010000001101001₂
• Hexadecimal: 0x107A9DF82069
• Base-36: 6F7O7086H

Squares and roots of 18118822338665

• 18118822338665 squared (18118822338665²) is 328291722940105819953982225
• 18118822338665 cubed (18118822338665³) is 5948259403206010362421189640654340229625
• The square root of 18118822338665 is 4256621.0001202833
• The cube root of 18118822338665 is 26264.9546659461

Scales and comparisons

• 18,118,822,338,665 seconds is equal to 576,122 years, 26 weeks, 1 day, 21 hours, 11 minutes, 5 seconds.
• To count from 1 to 18,118,822,338,665 would take you about one million, four hundred forty thousand, three hundred six 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 18118822338665 cubic inches would be around 2188.7 feet tall.

Recreational maths with 18118822338665

• 18118822338665 backwards is 56683322881181
• The number of decimal digits it has is: 14
• The sum of 18118822338665's digits is 62
• More coming soon!