18077790359187

Names of 18077790359187

• Cardinal: 18077790359187 can be written as Eighteen trillion, seventy-seven billion, seven hundred ninety million, three hundred fifty-nine thousand, one hundred eighty-seven.

Scientific notation

• Scientific notation: 1.8077790359187 × 10¹³

Factors of 18077790359187

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 20997

Divisors of 18077790359187

• Number of divisors d(n): 54
• Complete list of divisors:
  1 3 9 13 27 39 81 117 169 243 351 507 1053 1521 3159 4563 13689 20981 41067 62943 188829 272753 566487 818259 1699461 2454777 3545789 5098383 7364331 10637367 22092993 31912101 66278979 95736303 287208909 440202361 861626727 1320607083 3961821249 5722630693 11885463747 17167892079 35656391241 51503676237 74394199009 106969173723 154511028711 223182597027 463533086133 669547791081 1390599258399 2008643373243 6025930119729 18077790359187
• Sum of all divisors σ(n): 29324157323916
• Sum of proper divisors (its aliquot sum) s(n): 11246366964729
• 18077790359187 is a deficient number, because the sum of its proper divisors (11246366964729) is less than itself. Its deficiency is 6831423394458

Bases of 18077790359187

• Binary: 100000111000100010000010001011100111010010011₂
• Hexadecimal: 0x10711045CE93
• Base-36: 6EOTLMI6R

Squares and roots of 18077790359187

• 18077790359187 squared (18077790359187²) is 326806504270714442475300969
• 18077790359187 cubed (18077790359187³) is 5907939472224726690520679553754439152203
• The square root of 18077790359187 is 4251798.4852515059
• The cube root of 18077790359187 is 26245.1130962285

Scales and comparisons

• 18,077,790,359,187 seconds is equal to 574,817 years, 42 weeks, 2 days, 17 hours, 6 minutes, 27 seconds.
• To count from 1 to 18,077,790,359,187 would take you about one million, four hundred thirty-seven thousand and forty-four 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 18077790359187 cubic inches would be around 2187.1 feet tall.

Recreational maths with 18077790359187

• 18077790359187 backwards is 78195309777081
• The number of decimal digits it has is: 14
• The sum of 18077790359187's digits is 72
• More coming soon!