12648165007985

Names of 12648165007985

• Cardinal: 12648165007985 can be written as Twelve trillion, six hundred forty-eight billion, one hundred sixty-five million, seven thousand, nine hundred eighty-five.

Scientific notation

• Scientific notation: 1.2648165007985 × 10¹³

Factors of 12648165007985

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 3930

Divisors of 12648165007985

• Number of divisors d(n): 96
• Complete list of divisors:
  1 5 13 29 65 145 169 181 377 845 905 1093 1885 2353 2609 4901 5249 5465 11765 13045 14209 24505 26245 30589 31697 33917 68237 71045 75661 152945 158485 169585 184717 197833 341185 378305 412061 440921 472229 887081 923585 983593 989165 2060305 2204605 2361145 2571829 2851637 4435405 4917965 5356793 5737157 6138977 12786709 12859145 13694641 14258185 26783965 28685785 30694885 33433777 37071281 63933545 68473205 74583041 79806701 82697473 167168885 178030333 185356405 372915205 399033505 413487365 481926653 516146297 890151665 969579533 1075067149 2314394329 2409633265 2580731485 4847897665 5375335745 6709901861 11571971645 13975872937 14968242613 33549509305 69879364685 74841213065 87228724193 194587153969 436143620965 972935769845 2529633001597 12648165007985
• Sum of all divisors σ(n): 17117991727200
• Sum of proper divisors (its aliquot sum) s(n): 4469826719215
• 12648165007985 is a deficient number, because the sum of its proper divisors (4469826719215) is less than itself. Its deficiency is 8178338288770

Bases of 12648165007985

• Binary: 10111000000011100001011000011110001001110001₂
• Hexadecimal: 0xB80E161E271
• Base-36: 4HEHIVO8H

Squares and roots of 12648165007985

• 12648165007985 squared (12648165007985²) is 159976078069216195113760225
• 12648165007985 cubed (12648165007985³) is 2023403832749736839853724414220500396625
• The square root of 12648165007985 is 3556425.8755083029
• The cube root of 12648165007985 is 23299.2803771097

Scales and comparisons

• 12,648,165,007,985 seconds is equal to 402,172 years, 27 weeks, 1 day, 16 hours, 53 minutes, 5 seconds.
• To count from 1 to 12,648,165,007,985 would take you about one million, five thousand, four hundred thirty-one 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 12648165007985 cubic inches would be around 1941.6 feet tall.

Recreational maths with 12648165007985

• 12648165007985 backwards is 58970056184621
• The number of decimal digits it has is: 14
• The sum of 12648165007985's digits is 62
• More coming soon!