138542384850

Names of 138542384850

• Cardinal: 138542384850 can be written as One hundred thirty-eight billion, five hundred forty-two million, three hundred eighty-four thousand, eight hundred fifty.

Scientific notation

• Scientific notation: 1.3854238485 × 10¹¹

Factors of 138542384850

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 5760

Divisors of 138542384850

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 5 6 10 15 17 23 25 30 34 46 50 51 69 75 85 102 115 138 150 170 230 255 345 391 425 449 510 575 690 782 850 898 1150 1173 1275 1347 1725 1955 2245 2346 2550 2694 3450 3910 4490 5261 5865 6735 7633 9775 10327 10522 11225 11730 13470 15266 15783 19550 20654 22450 22899 26305 29325 30981 31566 33675 38165 45798 51635 52610 58650 61962 67350 76330 78915 89437 103270 114495 121003 131525 154905 157830 175559 178874 190825 228990 242006 258175 263050 268311 309810 351118 363009 381650 394575 447185 516350 526677 536622 572475 605015 726018 774525 789150 877795 894370 1053354 1144950 1210030 1341555 1549050 1755590 1815045 2057051 2235925 2362189 2633385 2683110 3025075 3630090 4114102 4388975 4471850 4724378 5266770 6050150 6171153 6707775 7086567 8777950 9075225 10285255 11810945 12342306 13166925 13415550 14173134 18150450 20570510 23621890 26333850 30855765 35432835 40157213 51426275 54330347 59054725 61711530 70865670 80314426 102852550 108660694 118109450 120471639 154278825 162991041 177164175 200786065 240943278 271651735 308557650 325982082 354328350 401572130 543303470 602358195 814955205 923615899 1003930325 1204716390 1358258675 1629910410 1847231798 2007860650 2716517350 2770847697 3011790975 4074776025 4618079495 5541695394 6023581950 8149552050 9236158990 13854238485 23090397475 27708476970 46180794950 69271192425 138542384850
• Sum of all divisors σ(n): 380531001600
• Sum of proper divisors (its aliquot sum) s(n): 241988616750
• 138542384850 is an abundant number, because the sum of its proper divisors (241988616750) is greater than itself. Its abundance is 103446231900

Bases of 138542384850

• Binary: 10000001000001110001010000011011010010₂
• Hexadecimal: 0x2041C506D2
• Base-36: 1RN8K4B6

Squares and roots of 138542384850

• 138542384850 squared (138542384850²) is 19193992399925509522500
• 138542384850 cubed (138542384850³) is 2659181481878455051598534734125000
• The square root of 138542384850 is 372212.8219849499
• The cube root of 138542384850 is 5174.4105823597

Scales and comparisons

• 138,542,384,850 seconds is equal to 4,405 years, 11 weeks, 2 days, 19 hours, 47 minutes, 30 seconds.
• To count from 1 to 138,542,384,850 would take you about eight thousand, eight hundred ten 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 138542384850 cubic inches would be around 431.2 feet tall.

Recreational maths with 138542384850

• 138542384850 backwards is 058483245831
• 138542384850 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138542384850's digits is 51
• More coming soon!