18172827710217

Names of 18172827710217

• Cardinal: 18172827710217 can be written as Eighteen trillion, one hundred seventy-two billion, eight hundred twenty-seven million, seven hundred ten thousand, two hundred seventeen.

Scientific notation

• Scientific notation: 1.8172827710217 × 10¹³

Factors of 18172827710217

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 2175

Divisors of 18172827710217

• Number of divisors d(n): 66
• Complete list of divisors:
  1 3 9 27 81 243 419 729 1257 1753 2187 3771 5259 6561 11313 15777 19683 33939 47331 59049 101817 141993 175561 305451 425979 526683 734507 916353 1277937 1580049 2203521 2749059 3833811 4740147 6610563 8247177 11501433 14220441 19831689 24741531 34504299 42661323 59495067 103512897 127983969 178485201 307758433 383951907 535455603 923275299 1151855721 1606366809 2769825897 3455567163 4819100427 8309477691 10366701489 14457301281 24928433073 43371903843 74785299219 224355897657 673067692971 2019203078913 6057609236739 18172827710217
• Sum of all divisors σ(n): 27339887608202
• Sum of proper divisors (its aliquot sum) s(n): 9167059897985
• 18172827710217 is a deficient number, because the sum of its proper divisors (9167059897985) is less than itself. Its deficiency is 9005767812232

Bases of 18172827710217

• Binary: 100001000011100110000111100001011001100001001₂
• Hexadecimal: 0x108730F0B309
• Base-36: 6FWHCERK9

Squares and roots of 18172827710217

• 18172827710217 squared (18172827710217²) is 330251666985230851326187089
• 18172827710217 cubed (18172827710217³) is 6001606645134559987463218074361218788313
• The square root of 18172827710217 is 4262959.9705154399
• The cube root of 18172827710217 is 26291.0240879605

Scales and comparisons

• 18,172,827,710,217 seconds is equal to 577,839 years, 36 weeks, 6 days, 1 hour, 16 minutes, 57 seconds.
• To count from 1 to 18,172,827,710,217 would take you about one million, four hundred forty-four thousand, five hundred ninety-nine 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 18172827710217 cubic inches would be around 2190.9 feet tall.

Recreational maths with 18172827710217

• 18172827710217 backwards is 71201772827181
• The number of decimal digits it has is: 14
• The sum of 18172827710217's digits is 54
• More coming soon!