126789478231

Names of 126789478231

• Cardinal: 126789478231 can be written as One hundred twenty-six billion, seven hundred eighty-nine million, four hundred seventy-eight thousand, two hundred thirty-one.

Scientific notation

• Scientific notation: 1.26789478231 × 10¹¹

Factors of 126789478231

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 289

Divisors of 126789478231

• Number of divisors d(n): 72
• Complete list of divisors:
  1 13 43 47 89 97 169 559 611 1157 1261 1849 2021 3827 4171 4183 4559 7267 7943 8633 15041 16393 24037 26273 49751 54223 54379 59267 86903 112229 164561 179353 179869 196037 312481 341549 371219 405751 646763 704899 706927 770471 1129739 1458977 2139293 2331589 2338297 2548481 4825847 5274763 7734367 8429591 14686607 15962417 17447293 27810809 30310657 30397861 33130253 62736011 68571919 100546771 109584683 207511421 226814809 750233599 1307108023 1424600879 2697648473 2948592517 9753036787 126789478231
• Sum of all divisors σ(n): 146659947840
• Sum of proper divisors (its aliquot sum) s(n): 19870469609
• 126789478231 is a deficient number, because the sum of its proper divisors (19870469609) is less than itself. Its deficiency is 106919008622

Bases of 126789478231

• Binary: 1110110000101001111011110011101010111₂
• Hexadecimal: 0x1D853DE757
• Base-36: 1M8V6JIV

Squares and roots of 126789478231

• 126789478231 squared (126789478231²) is 16075571790089222889361
• 126789478231 cubed (126789478231³) is 2038213359530395227078343431000391
• The square root of 126789478231 is 356075.1019532255
• The cube root of 126789478231 is 5023.7467495771

Scales and comparisons

• 126,789,478,231 seconds is equal to 4,031 years, 26 weeks, 4 days, 19 hours, 30 minutes, 31 seconds.
• To count from 1 to 126,789,478,231 would take you about eight thousand and sixty-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 126789478231 cubic inches would be around 418.6 feet tall.

Recreational maths with 126789478231

• 126789478231 backwards is 132874987621
• The number of decimal digits it has is: 12
• The sum of 126789478231's digits is 58
• More coming soon!