142667786961

Names of 142667786961

• Cardinal: 142667786961 can be written as One hundred forty-two billion, six hundred sixty-seven million, seven hundred eighty-six thousand, nine hundred sixty-one.

Scientific notation

• Scientific notation: 1.42667786961 × 10¹¹

Factors of 142667786961

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 104

Divisors of 142667786961

• Number of divisors d(n): 90
• Complete list of divisors:
  1 3 7 9 21 41 49 53 63 123 147 159 287 369 371 441 477 861 1113 2009 2173 2583 2597 2809 3339 6027 6519 7791 8427 15211 18081 19557 19663 23373 25281 45633 58989 106477 115169 136899 137641 148877 176967 319431 345507 412923 446631 806183 958293 1036521 1042139 1238769 1339893 2418549 3126417 5643281 6103957 7255647 7294973 7890481 9379251 16929843 18311871 21884919 23671443 42727699 50789529 54935613 55233367 65654757 71014329 128183097 165700101 299093893 323509721 384549291 386633569 497100303 897281679 970529163 1159900707 2264568047 2691845037 2911587489 3479702121 6793704141 15851976329 20381112423 47555928987 142667786961
• Sum of all divisors σ(n): 250290001962
• Sum of proper divisors (its aliquot sum) s(n): 107622215001
• 142667786961 is a deficient number, because the sum of its proper divisors (107622215001) is less than itself. Its deficiency is 35045571960

Bases of 142667786961

• Binary: 10000100110111101010011010101011010001₂
• Hexadecimal: 0x2137A9AAD1
• Base-36: 1TJGPSY9

Squares and roots of 142667786961

• 142667786961 squared (142667786961²) is 20354097436349281615521
• 142667786961 cubed (142667786961³) is 2903874036832515567108543939021681
• The square root of 142667786961 is 377713.8956419263
• The cube root of 142667786961 is 5225.2688607909

Scales and comparisons

• 142,667,786,961 seconds is equal to 4,536 years, 20 weeks, 3 days, 12 hours, 49 minutes, 21 seconds.
• To count from 1 to 142,667,786,961 would take you about nine thousand and seventy-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 142667786961 cubic inches would be around 435.4 feet tall.

Recreational maths with 142667786961

• 142667786961 backwards is 169687766241
• 142667786961 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 142667786961's digits is 63
• More coming soon!