135521121840

Names of 135521121840

• Cardinal: 135521121840 can be written as One hundred thirty-five billion, five hundred twenty-one million, one hundred twenty-one thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.3552112184 × 10¹¹

Factors of 135521121840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 43436280

Divisors of 135521121840

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 39 40 48 52 60 65 78 80 104 120 130 156 195 208 240 260 312 390 520 624 780 1040 1560 3120 43436257 86872514 130308771 173745028 217181285 260617542 347490056 434362570 521235084 564671341 651543855 694980112 868725140 1042470168 1129342682 1303087710 1694014023 1737450280 2084940336 2258685364 2606175420 2823356705 3388028046 3474900560 4517370728 5212350840 5646713410 6776056092 8470070115 9034741456 10424701680 11293426820 13552112184 16940140230 22586853640 27104224368 33880280460 45173707280 67760560920 135521121840
• Sum of all divisors σ(n): 452432063328
• Sum of proper divisors (its aliquot sum) s(n): 316910941488
• 135521121840 is an abundant number, because the sum of its proper divisors (316910941488) is greater than itself. Its abundance is 181389819648

Bases of 135521121840

• Binary: 1111110001101101100000011011000110000₂
• Hexadecimal: 0x1F8DB03630
• Base-36: 1Q99RYUO

Squares and roots of 135521121840

• 135521121840 squared (135521121840²) is 18365974464772124985600
• 135521121840 cubed (135521121840³) is 2488977463150711938009205845504000
• The square root of 135521121840 is 368131.9353710025
• The cube root of 135521121840 is 5136.5201486235

Scales and comparisons

• 135,521,121,840 seconds is equal to 4,309 years, 7 weeks, 6 days, 12 hours, 4 minutes.
• To count from 1 to 135,521,121,840 would take you about eight thousand, six hundred eighteen 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 135521121840 cubic inches would be around 428 feet tall.

Recreational maths with 135521121840

• 135521121840 backwards is 048121125531
• The number of decimal digits it has is: 12
• The sum of 135521121840's digits is 33
• More coming soon!