12422394985

Names of 12422394985

• Cardinal: 12422394985 can be written as Twelve billion, four hundred twenty-two million, three hundred ninety-four thousand, nine hundred eighty-five.

Scientific notation

• Scientific notation: 1.2422394985 × 10¹⁰

Factors of 12422394985

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 73

Divisors of 12422394985

• Number of divisors d(n): 128
• Complete list of divisors:
  1 5 7 11 13 35 37 49 55 65 77 91 143 185 245 259 343 385 407 455 481 539 637 715 1001 1295 1369 1715 1813 2035 2405 2695 2849 3185 3367 3773 4459 5005 5291 6845 7007 9065 9583 12691 14245 15059 16835 17797 18865 19943 22295 23569 26455 35035 37037 47915 49049 50653 63455 67081 75295 88985 99715 105413 117845 124579 139601 164983 185185 195767 245245 253265 259259 335405 354571 469567 527065 557183 622895 658489 698005 737891 824915 872053 978835 1296295 1370369 1772855 1814813 2347835 2481997 2785915 3292445 3689455 3900281 4360265 4609423 5165237 6104371 6851845 7243379 9074065 9592583 12409985 17373979 19501405 23047115 25826185 27301967 30521855 32265961 36216895 47962915 50703653 67148081 86869895 136509835 161329805 191113769 225861727 253518265 335740405 354925571 955568845 1129308635 1774627855 2484478997 12422394985
• Sum of all divisors σ(n): 20990592000
• Sum of proper divisors (its aliquot sum) s(n): 8568197015
• 12422394985 is a deficient number, because the sum of its proper divisors (8568197015) is less than itself. Its deficiency is 3854197970

Bases of 12422394985

• Binary: 1011100100011011101011010001101001₂
• Hexadecimal: 0x2E46EB469
• Base-36: 5PFZ1BD

Squares and roots of 12422394985

• 12422394985 squared (12422394985²) is 154315897163353150225
• 12422394985 cubed (12422394985³) is 1916973027027813899138991621625
• The square root of 12422394985 is 111455.7983462503
• The cube root of 12422394985 is 2315.9816355159

Scales and comparisons

• 12,422,394,985 seconds is equal to 394 years, 51 weeks, 4 days, 17 hours, 16 minutes, 25 seconds.
• To count from 1 to 12,422,394,985 would take you about seven hundred eighty-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 12422394985 cubic inches would be around 193 feet tall.

Recreational maths with 12422394985

• 12422394985 backwards is 58949322421
• 12422394985 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12422394985's digits is 49
• More coming soon!