129549308364

Names of 129549308364

• Cardinal: 129549308364 can be written as One hundred twenty-nine billion, five hundred forty-nine million, three hundred eight thousand, three hundred sixty-four.

Scientific notation

• Scientific notation: 1.29549308364 × 10¹¹

Factors of 129549308364

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 24480229

Divisors of 129549308364

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 49 54 63 84 98 108 126 147 189 196 252 294 378 441 588 756 882 1323 1764 2646 5292 24480217 48960434 73440651 97920868 146881302 171361519 220321953 293762604 342723038 440643906 514084557 660965859 685446076 881287812 1028169114 1199530633 1321931718 1542253671 2056338228 2399061266 2643863436 3084507342 3598591899 4626761013 4798122532 6169014684 7197183798 9253522026 10795775697 14394367596 18507044052 21591551394 32387327091 43183102788 64774654182 129549308364
• Sum of all divisors σ(n): 390704279280
• Sum of proper divisors (its aliquot sum) s(n): 261154970916
• 129549308364 is an abundant number, because the sum of its proper divisors (261154970916) is greater than itself. Its abundance is 131605662552

Bases of 129549308364

• Binary: 1111000101001101111011001000111001100₂
• Hexadecimal: 0x1E29BD91CC
• Base-36: 1NIIBA30

Squares and roots of 129549308364

• 129549308364 squared (129549308364²) is 16783023297590760356496
• 129549308364 cubed (129549308364³) is 2174229060459781551700926874532544
• The square root of 129549308364 is 359929.5880641101
• The cube root of 129549308364 is 5059.9361066677

Scales and comparisons

• 129,549,308,364 seconds is equal to 4,119 years, 13 weeks, 6 days, 6 hours, 59 minutes, 24 seconds.
• To count from 1 to 129,549,308,364 would take you about eight thousand, two hundred thirty-eight 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 129549308364 cubic inches would be around 421.7 feet tall.

Recreational maths with 129549308364

• 129549308364 backwards is 463803945921
• 129549308364 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 129549308364's digits is 54
• More coming soon!