12978785304

Names of 12978785304

• Cardinal: 12978785304 can be written as Twelve billion, nine hundred seventy-eight million, seven hundred eighty-five thousand, three hundred four.

Scientific notation

• Scientific notation: 1.2978785304 × 10¹⁰

Factors of 12978785304

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 106175

Divisors of 12978785304

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 27 36 54 72 108 216 569 1138 1707 2276 3414 4552 5121 6828 10242 13656 15363 20484 30726 40968 61452 105601 122904 211202 316803 422404 633606 844808 950409 1267212 1900818 2534424 2851227 3801636 5702454 7603272 11404908 22809816 60086969 120173938 180260907 240347876 360521814 480695752 540782721 721043628 1081565442 1442087256 1622348163 2163130884 3244696326 4326261768 6489392652 12978785304
• Sum of all divisors σ(n): 36115884000
• Sum of proper divisors (its aliquot sum) s(n): 23137098696
• 12978785304 is an abundant number, because the sum of its proper divisors (23137098696) is greater than itself. Its abundance is 10158313392

Bases of 12978785304

• Binary: 1100000101100110001000110000011000₂
• Hexadecimal: 0x305988C18
• Base-36: 5YN8EU0

Squares and roots of 12978785304

• 12978785304 squared (12978785304²) is 168448867967326372416
• 12978785304 cubed (12978785304³) is 2186261692049771874484411774464
• The square root of 12978785304 is 113924.4719276767
• The cube root of 12978785304 is 2350.0549438791

Scales and comparisons

• 12,978,785,304 seconds is equal to 412 years, 35 weeks, 4 days, 10 hours, 8 minutes, 24 seconds.
• To count from 1 to 12,978,785,304 would take you about eight hundred twenty-five 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 12978785304 cubic inches would be around 195.8 feet tall.

Recreational maths with 12978785304

• 12978785304 backwards is 40358787921
• 12978785304 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12978785304's digits is 54
• More coming soon!