142900126686

Names of 142900126686

• Cardinal: 142900126686 can be written as One hundred forty-two billion, nine hundred million, one hundred twenty-six thousand, six hundred eighty-six.

Scientific notation

• Scientific notation: 1.42900126686 × 10¹¹

Factors of 142900126686

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1982

Divisors of 142900126686

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 6 9 18 31 62 73 93 146 186 219 279 438 558 657 1314 1873 2263 3746 4526 5619 6789 11238 13578 16857 20367 33714 40734 58063 116126 136729 174189 273458 348378 410187 522567 820374 1045134 1230561 2461122 3508129 4238599 7016258 8477198 10524387 12715797 21048774 25431594 31573161 38147391 63146322 76294782 108751999 217503998 256093417 326255997 512186834 652511994 768280251 978767991 1536560502 1957535982 2304840753 4609681506 7938895927 15877791854 23816687781 47633375562 71450063343 142900126686
• Sum of all divisors σ(n): 324155797056
• Sum of proper divisors (its aliquot sum) s(n): 181255670370
• 142900126686 is an abundant number, because the sum of its proper divisors (181255670370) is greater than itself. Its abundance is 38355543684

Bases of 142900126686

• Binary: 10000101000101100000101110001111011110₂
• Hexadecimal: 0x214582E3DE
• Base-36: 1TNB1NFI

Squares and roots of 142900126686

• 142900126686 squared (142900126686²) is 20420446206874849342596
• 142900126686 cubed (142900126686³) is 2918084349947064135204132216116856
• The square root of 142900126686 is 378021.3309933713
• The cube root of 142900126686 is 5228.1038364051

Scales and comparisons

• 142,900,126,686 seconds is equal to 4,543 years, 40 weeks, 4 days, 15 hours, 38 minutes, 6 seconds.
• To count from 1 to 142,900,126,686 would take you about nine thousand and eighty-seven 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 142900126686 cubic inches would be around 435.7 feet tall.

Recreational maths with 142900126686

• 142900126686 backwards is 686621009241
• The number of decimal digits it has is: 12
• The sum of 142900126686's digits is 45
• More coming soon!