198139047309

Names of 198139047309

• Cardinal: 198139047309 can be written as One hundred ninety-eight billion, one hundred thirty-nine million, forty-seven thousand, three hundred nine.

Scientific notation

• Scientific notation: 1.98139047309 × 10¹¹

Factors of 198139047309

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 6288

Divisors of 198139047309

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 7 9 17 19 21 51 57 63 119 133 153 171 323 357 399 969 1071 1197 2261 2907 3061 3181 6783 9183 9543 20349 21427 22267 27549 28629 52037 54077 58159 60439 64281 66801 156111 162231 174477 181317 192843 200403 364259 378539 407113 423073 468333 486693 523431 543951 988703 1027463 1092777 1135617 1221339 1269219 2966109 3082389 3278331 3406851 3664017 3807657 6920921 7192241 8898327 9247167 9737041 20762763 21576723 29211123 62288289 64730169 68159287 87633369 165529697 185003779 204477861 496589091 555011337 613433583 1158707879 1295026453 1489767273 1665034011 3145064243 3476123637 3885079359 9435192729 10428370911 11655238077 22015449701 28305578187 66046349103 198139047309
• Sum of all divisors σ(n): 364788552960
• Sum of proper divisors (its aliquot sum) s(n): 166649505651
• 198139047309 is a deficient number, because the sum of its proper divisors (166649505651) is less than itself. Its deficiency is 31489541658

Bases of 198139047309

• Binary: 10111000100010000000011110110110001101₂
• Hexadecimal: 0x2E2201ED8D
• Base-36: 2J0UVFD9

Squares and roots of 198139047309

• 198139047309 squared (198139047309²) is 39259082068518140141481
• 198139047309 cubed (198139047309³) is 7778757119282029349017595812324629
• The square root of 198139047309 is 445128.1245989743
• The cube root of 198139047309 is 5829.8407309969

Scales and comparisons

• 198,139,047,309 seconds is equal to 6,300 years, 10 weeks, 6 days, 15 minutes, 9 seconds.
• To count from 1 to 198,139,047,309 would take you about twelve thousand, six hundred 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 198139047309 cubic inches would be around 485.8 feet tall.

Recreational maths with 198139047309

• 198139047309 backwards is 903740931891
• The number of decimal digits it has is: 12
• The sum of 198139047309's digits is 54
• More coming soon!