13540187205

Names of 13540187205

• Cardinal: 13540187205 can be written as Thirteen billion, five hundred forty million, one hundred eighty-seven thousand, two hundred five.

Scientific notation

• Scientific notation: 1.3540187205 × 10¹⁰

Factors of 13540187205

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3524

Divisors of 13540187205

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 5 9 15 27 45 81 135 243 397 405 729 1191 1215 1985 2187 3119 3573 3645 5955 9357 10719 10935 15595 17865 28071 32157 46785 53595 84213 96471 140355 160785 252639 289413 421065 482355 757917 868239 1238243 1263195 1447065 2273751 3714729 3789585 4341195 6191215 6821253 11144187 11368755 18573645 33432561 34106265 55720935 100297683 167162805 300893049 501488415 902679147 1504465245 2708037441 4513395735 13540187205
• Sum of all divisors σ(n): 24437836800
• Sum of proper divisors (its aliquot sum) s(n): 10897649595
• 13540187205 is a deficient number, because the sum of its proper divisors (10897649595) is less than itself. Its deficiency is 2642537610

Bases of 13540187205

• Binary: 1100100111000011101101110001000101₂
• Hexadecimal: 0x3270EDC45
• Base-36: 67XH7B9

Squares and roots of 13540187205

• 13540187205 squared (13540187205²) is 183336669546445712025
• 13540187205 cubed (13540187205³) is 2482412827200097383188019640125
• The square root of 13540187205 is 116362.3100707441
• The cube root of 13540187205 is 2383.4619488951

Scales and comparisons

• 13,540,187,205 seconds is equal to 430 years, 27 weeks, 6 days, 3 hours, 6 minutes, 45 seconds.
• To count from 1 to 13,540,187,205 would take you about eight hundred sixty-one 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 13540187205 cubic inches would be around 198.6 feet tall.

Recreational maths with 13540187205

• 13540187205 backwards is 50278104531
• The number of decimal digits it has is: 11
• The sum of 13540187205's digits is 36
• More coming soon!