12628100672

Names of 12628100672

• Cardinal: 12628100672 can be written as Twelve billion, six hundred twenty-eight million, one hundred thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 1.2628100672 × 10¹⁰

Factors of 12628100672

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 99297

Divisors of 12628100672

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 4 8 11 16 22 32 44 64 88 176 181 352 362 704 724 1448 1991 2896 3982 5792 7964 11584 15928 31856 63712 99103 127424 198206 396412 792824 1090133 1585648 2180266 3171296 4360532 6342592 8721064 17442128 17937643 34884256 35875286 69768512 71750572 143501144 197314073 287002288 394628146 574004576 789256292 1148009152 1578512584 3157025168 6314050336 12628100672
• Sum of all divisors σ(n): 27488278272
• Sum of proper divisors (its aliquot sum) s(n): 14860177600
• 12628100672 is an abundant number, because the sum of its proper divisors (14860177600) is greater than itself. Its abundance is 2232076928

Bases of 12628100672

• Binary: 1011110000101100011000011001000000₂
• Hexadecimal: 0x2F0B18640
• Base-36: 5SUG0U8

Squares and roots of 12628100672

• 12628100672 squared (12628100672²) is 159468926582166851584
• 12628100672 cubed (12628100672³) is 2013789658935379881704034664448
• The square root of 12628100672 is 112374.8222334523
• The cube root of 12628100672 is 2328.6953634997

Scales and comparisons

• 12,628,100,672 seconds is equal to 401 years, 27 weeks, 5 days, 13 hours, 44 minutes, 32 seconds.
• To count from 1 to 12,628,100,672 would take you about eight hundred three 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 12628100672 cubic inches would be around 194.1 feet tall.

Recreational maths with 12628100672

• 12628100672 backwards is 27600182621
• The number of decimal digits it has is: 11
• The sum of 12628100672's digits is 35
• More coming soon!