42135147972

Names of 42135147972

• Cardinal: 42135147972 can be written as Forty-two billion, one hundred thirty-five million, one hundred forty-seven thousand, nine hundred seventy-two.

Scientific notation

• Scientific notation: 4.2135147972 × 10¹⁰

Factors of 42135147972

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 51512

Divisors of 42135147972

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 9 12 17 18 27 34 36 51 54 68 81 102 108 149 153 162 204 298 306 324 447 459 596 612 894 918 1341 1377 1788 1836 2533 2682 2754 4023 5066 5364 5508 7599 8046 10132 12069 15198 16092 22797 24138 30396 45594 48276 51341 68391 91188 102682 136782 154023 205173 205364 273564 308046 410346 462069 616092 820692 872797 924138 1386207 1745594 1848276 2618391 2772414 3491188 4158621 5236782 5544828 7649809 7855173 8317242 10473564 15299618 15710346 16634484 22949427 23565519 30599236 31420692 45898854 47131038 68848281 70696557 91797708 94262076 130046753 137696562 141393114 206544843 260093506 275393124 282786228 390140259 413089686 520187012 619634529 780280518 826179372 1170420777 1239269058 1560561036 2340841554 2478538116 3511262331 4681683108 7022524662 10533786993 14045049324 21067573986 42135147972
• Sum of all divisors σ(n): 117414019800
• Sum of proper divisors (its aliquot sum) s(n): 75278871828
• 42135147972 is an abundant number, because the sum of its proper divisors (75278871828) is greater than itself. Its abundance is 33143723856

Bases of 42135147972

• Binary: 100111001111011100110101010111000100₂
• Hexadecimal: 0x9CF7355C4
• Base-36: JCU6G90

Squares and roots of 42135147972

• 42135147972 squared (42135147972²) is 1775370694622335712784
• 42135147972 cubed (42135147972³) is 74805506923064539914413932074048
• The square root of 42135147972 is 205268.4777845833
• The cube root of 42135147972 is 3479.7510493731

Scales and comparisons

• 42,135,147,972 seconds is equal to 1,339 years, 39 weeks, 6 days, 7 hours, 46 minutes, 12 seconds.
• To count from 1 to 42,135,147,972 would take you about two thousand, six hundred seventy-nine 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 42135147972 cubic inches would be around 290 feet tall.

Recreational maths with 42135147972

• 42135147972 backwards is 27974153124
• The number of decimal digits it has is: 11
• The sum of 42135147972's digits is 45
• More coming soon!