12742149662487

Names of 12742149662487

• Cardinal: 12742149662487 can be written as Twelve trillion, seven hundred forty-two billion, one hundred forty-nine million, six hundred sixty-two thousand, four hundred eighty-seven.

Scientific notation

• Scientific notation: 1.2742149662487 × 10¹³

Factors of 12742149662487

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 5214

Divisors of 12742149662487

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 7 9 21 27 49 63 147 189 421 441 1263 1323 2947 3789 4783 8841 11367 14349 20629 26523 33481 43047 61887 79569 100443 129141 185661 234367 301329 556983 703101 903987 2013643 2109303 6040929 6327909 14095501 18122787 22877089 42286503 54368361 68631267 98668507 126859509 160139623 205893801 296005521 380578527 480418869 617681403 888016563 1120977361 1441256607 2664049689 3362932083 4323769821 9631254469 10088796249 28893763407 30266388747 67418781283 86681290221 202256343849 260043870663 471931468981 606769031547 1415794406943 1820307094641 4247383220829 12742149662487
• Sum of all divisors σ(n): 22016022925680
• Sum of proper divisors (its aliquot sum) s(n): 9273873263193
• 12742149662487 is a deficient number, because the sum of its proper divisors (9273873263193) is less than itself. Its deficiency is 3468276399294

Bases of 12742149662487

• Binary: 10111001011011000011010011011110011100010111₂
• Hexadecimal: 0xB96C34DE717
• Base-36: 4ILNUWZRR

Squares and roots of 12742149662487

• 12742149662487 squared (12742149662487²) is 162362378021217568015025169
• 12742149662487 cubed (12742149662487³) is 2068845720303644141207447923718160135303
• The square root of 12742149662487 is 3569614.7778838825
• The cube root of 12742149662487 is 23356.8479701361

Scales and comparisons

• 12,742,149,662,487 seconds is equal to 405,160 years, 49 weeks, 1 day, 1 hour, 21 minutes, 27 seconds.
• To count from 1 to 12,742,149,662,487 would take you about one million, twelve thousand, nine hundred two 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 12742149662487 cubic inches would be around 1946.4 feet tall.

Recreational maths with 12742149662487

• 12742149662487 backwards is 78426694124721
• 12742149662487 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12742149662487's digits is 63
• More coming soon!