142237579905

Names of 142237579905

• Cardinal: 142237579905 can be written as One hundred forty-two billion, two hundred thirty-seven million, five hundred seventy-nine thousand, nine hundred five.

Scientific notation

• Scientific notation: 1.42237579905 × 10¹¹

Factors of 142237579905

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1594

Divisors of 142237579905

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 5 9 15 17 27 45 51 61 79 81 85 135 153 183 237 243 255 305 395 405 459 549 711 765 915 1037 1185 1215 1343 1377 1429 1647 2133 2295 2745 3111 3555 4029 4131 4287 4819 4941 5185 6399 6715 6885 7145 8235 9333 10665 12087 12861 14457 14823 15555 19197 20145 20655 21435 24095 24293 24705 27999 31995 36261 38583 43371 46665 60435 64305 72285 72879 74115 81923 83997 87169 95985 108783 112891 115749 121465 130113 139995 181305 192915 216855 218637 245769 251991 261507 326349 338673 347247 364395 390339 409615 419985 435845 543915 564455 578745 650565 655911 737307 784521 1016019 1093185 1171017 1228845 1259955 1307535 1481873 1631745 1693365 1736235 1919147 1951695 1967733 2211921 2353563 3048057 3279555 3686535 3922605 4445619 5080095 5757441 5855085 5903199 6635763 6886351 7060689 7409365 9144171 9595735 9838665 11059605 11767815 13336857 15240285 17272323 19907289 20659053 21182067 22228095 27432513 28787205 29515995 33178815 34431755 35303445 40010571 45720855 51816969 61977159 66684285 86361615 99536445 103295265 105910335 117067967 120031713 137162565 155450907 185931477 200052855 259084845 309885795 351203901 360095139 466352721 557794431 585339835 600158565 777254535 929657385 1053611703 1673383293 1756019505 1800475695 2331763605 2788972155 3160835109 5268058515 8366916465 9482505327 15804175545 28447515981 47412526635 142237579905
• Sum of all divisors σ(n): 278832153600
• Sum of proper divisors (its aliquot sum) s(n): 136594573695
• 142237579905 is a deficient number, because the sum of its proper divisors (136594573695) is less than itself. Its deficiency is 5643006210

Bases of 142237579905

• Binary: 10000100011110000001010011101010000001₂
• Hexadecimal: 0x211E053A81
• Base-36: 1TCCKZ29

Squares and roots of 142237579905

• 142237579905 squared (142237579905²) is 20231529137231259809025
• 142237579905 cubed (142237579905³) is 2877683742257267027550008477642625
• The square root of 142237579905 is 377143.9776862409
• The cube root of 142237579905 is 5220.0114000939

Scales and comparisons

• 142,237,579,905 seconds is equal to 4,522 years, 37 weeks, 1 day, 6 hours, 51 minutes, 45 seconds.
• To count from 1 to 142,237,579,905 would take you about nine thousand and forty-five 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 142237579905 cubic inches would be around 435 feet tall.

Recreational maths with 142237579905

• 142237579905 backwards is 509975732241
• The number of decimal digits it has is: 12
• The sum of 142237579905's digits is 54
• More coming soon!