12963489021

Names of 12963489021

• Cardinal: 12963489021 can be written as Twelve billion, nine hundred sixty-three million, four hundred eighty-nine thousand and twenty-one.

Scientific notation

• Scientific notation: 1.2963489021 × 10¹⁰

Factors of 12963489021

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2769

Divisors of 12963489021

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 7 9 21 27 63 107 189 269 321 749 807 963 1883 2247 2383 2421 2889 5649 6741 7149 7263 16681 16947 20223 21447 28783 50043 50841 64341 86349 150129 201481 254981 259047 450387 604443 641027 764943 777141 1784867 1813329 1923081 2294829 4487189 5354601 5439987 5769243 6884487 13461567 16063803 17307729 40384701 48191409 68589889 121154103 205769667 480129223 617309001 1440387669 1851927003 4321163007 12963489021
• Sum of all divisors σ(n): 22245580800
• Sum of proper divisors (its aliquot sum) s(n): 9282091779
• 12963489021 is a deficient number, because the sum of its proper divisors (9282091779) is less than itself. Its deficiency is 3681397242

Bases of 12963489021

• Binary: 1100000100101011110010010011111101₂
• Hexadecimal: 0x304AF24FD
• Base-36: 5YE4K59

Squares and roots of 12963489021

• 12963489021 squared (12963489021²) is 168052047597587538441
• 12963489021 cubed (12963489021³) is 2178540873987895480666318956261
• The square root of 12963489021 is 113857.3186975697
• The cube root of 12963489021 is 2349.1313536807

Scales and comparisons

• 12,963,489,021 seconds is equal to 412 years, 10 weeks, 2 days, 9 hours, 10 minutes, 21 seconds.
• To count from 1 to 12,963,489,021 would take you about eight hundred twenty-four 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 12963489021 cubic inches would be around 195.8 feet tall.

Recreational maths with 12963489021

• 12963489021 backwards is 12098436921
• The number of decimal digits it has is: 11
• The sum of 12963489021's digits is 45
• More coming soon!