138178505850

Names of 138178505850

• Cardinal: 138178505850 can be written as One hundred thirty-eight billion, one hundred seventy-eight million, five hundred five thousand, eight hundred fifty.

Scientific notation

• Scientific notation: 1.3817850585 × 10¹¹

Factors of 138178505850

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 11963535

Divisors of 138178505850

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 7 10 11 14 15 21 22 25 30 33 35 42 50 55 66 70 75 77 105 110 150 154 165 175 210 231 275 330 350 385 462 525 550 770 825 1050 1155 1650 1925 2310 3850 5775 11550 11963507 23927014 35890521 59817535 71781042 83744549 119635070 131598577 167489098 179452605 251233647 263197154 299087675 358905210 394795731 418722745 502467294 598175350 657992885 789591462 837445490 897263025 921190039 1256168235 1315985770 1794526050 1842380078 1973978655 2093613725 2512336470 2763570117 3289964425 3947957310 4187227450 4605950195 5527140234 6280841175 6579928850 9211900390 9869893275 12561682350 13817850585 19739786550 23029750975 27635701170 46059501950 69089252925 138178505850
• Sum of all divisors σ(n): 427240797696
• Sum of proper divisors (its aliquot sum) s(n): 289062291846
• 138178505850 is an abundant number, because the sum of its proper divisors (289062291846) is greater than itself. Its abundance is 150883785996

Bases of 138178505850

• Binary: 10000000101100000101001010110001111010₂
• Hexadecimal: 0x202C14AC7A
• Base-36: 1RH7WXH6

Squares and roots of 138178505850

• 138178505850 squared (138178505850²) is 19093299478938484222500
• 138178505850 cubed (138178505850³) is 2638283593746303293928848951625000
• The square root of 138178505850 is 371723.6955723969
• The cube root of 138178505850 is 5169.8764460095

Scales and comparisons

• 138,178,505,850 seconds is equal to 4,393 years, 33 weeks, 5 days, 6 hours, 17 minutes, 30 seconds.
• To count from 1 to 138,178,505,850 would take you about eight thousand, seven hundred 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 138178505850 cubic inches would be around 430.8 feet tall.

Recreational maths with 138178505850

• 138178505850 backwards is 058505871831
• The number of decimal digits it has is: 12
• The sum of 138178505850's digits is 51
• More coming soon!