126728775390

Names of 126728775390

• Cardinal: 126728775390 can be written as One hundred twenty-six billion, seven hundred twenty-eight million, seven hundred seventy-five thousand, three hundred ninety.

Scientific notation

• Scientific notation: 1.2672877539 × 10¹¹

Factors of 126728775390

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1618273

Divisors of 126728775390

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 373 746 1119 1865 2238 2611 3730 5222 5595 7833 11190 13055 15666 26110 39165 78330 1617883 3235766 4853649 8089415 9707298 11325181 16178830 22650362 24268245 33975543 48536490 56625905 67951086 113251810 169877715 339755430 603470359 1206940718 1810411077 3017351795 3620822154 4224292513 6034703590 8448585026 9052055385 12672877539 18104110770 21121462565 25345755078 42242925130 63364387695 126728775390
• Sum of all divisors σ(n): 348531042816
• Sum of proper divisors (its aliquot sum) s(n): 221802267426
• 126728775390 is an abundant number, because the sum of its proper divisors (221802267426) is greater than itself. Its abundance is 95073492036

Bases of 126728775390

• Binary: 1110110000001100111111010011011011110₂
• Hexadecimal: 0x1D819FA6DE
• Base-36: 1M7V1GWU

Squares and roots of 126728775390

• 126728775390 squared (126728775390²) is 16060182511849069652100
• 126728775390 cubed (126728775390³) is 2035287262266526761521446341819000
• The square root of 126728775390 is 355989.8529312317
• The cube root of 126728775390 is 5022.9448839305

Scales and comparisons

• 126,728,775,390 seconds is equal to 4,029 years, 30 weeks, 2 days, 5 hours, 36 minutes, 30 seconds.
• To count from 1 to 126,728,775,390 would take you about eight thousand and fifty-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 126728775390 cubic inches would be around 418.6 feet tall.

Recreational maths with 126728775390

• 126728775390 backwards is 093577827621
• The number of decimal digits it has is: 12
• The sum of 126728775390's digits is 57
• More coming soon!