129849834912

Names of 129849834912

• Cardinal: 129849834912 can be written as One hundred twenty-nine billion, eight hundred forty-nine million, eight hundred thirty-four thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 1.29849834912 × 10¹¹

Factors of 129849834912

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 6233234

Divisors of 129849834912

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 31 32 42 48 56 62 84 93 96 112 124 168 186 217 224 248 336 372 434 496 651 672 744 868 992 1302 1488 1736 2604 2976 3472 5208 6944 10416 20832 6233191 12466382 18699573 24932764 37399146 43632337 49865528 74798292 87264674 99731056 130897011 149596584 174529348 193228921 199462112 261794022 299193168 349058696 386457842 523588044 579686763 598386336 698117392 772915684 1047176088 1159373526 1352602447 1396234784 1545831368 2094352176 2318747052 2705204894 3091662736 4057807341 4188704352 4637494104 5410409788 6183325472 8115614682 9274988208 10820819576 16231229364 18549976416 21641639152 32462458728 43283278304 64924917456 129849834912
• Sum of all divisors σ(n): 402115682304
• Sum of proper divisors (its aliquot sum) s(n): 272265847392
• 129849834912 is an abundant number, because the sum of its proper divisors (272265847392) is greater than itself. Its abundance is 142416012480

Bases of 129849834912

• Binary: 1111000111011101001110011110110100000₂
• Hexadecimal: 0x1E3BA73DA0
• Base-36: 1NNH8LUO

Squares and roots of 129849834912

• 129849834912 squared (129849834912²) is 16860979626673654047744
• 129849834912 cubed (129849834912³) is 2189395420978169369799358966038528
• The square root of 129849834912 is 360346.8258664145
• The cube root of 129849834912 is 5063.8457397563

Scales and comparisons

• 129,849,834,912 seconds is equal to 4,128 years, 42 weeks, 5 days, 14 hours, 35 minutes, 12 seconds.
• To count from 1 to 129,849,834,912 would take you about eight thousand, two hundred fifty-seven 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 129849834912 cubic inches would be around 422 feet tall.

Recreational maths with 129849834912

• 129849834912 backwards is 219438948921
• The number of decimal digits it has is: 12
• The sum of 129849834912's digits is 60
• More coming soon!