12729450349

Names of 12729450349

• Cardinal: 12729450349 can be written as Twelve billion, seven hundred twenty-nine million, four hundred fifty thousand, three hundred forty-nine.

Scientific notation

• Scientific notation: 1.2729450349 × 10¹⁰

Factors of 12729450349

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 77

Divisors of 12729450349

• Number of divisors d(n): 144
• Complete list of divisors:
  1 7 11 17 19 23 49 77 119 121 133 161 187 209 253 289 323 391 437 539 833 847 931 1127 1309 1463 1771 2023 2057 2261 2299 2737 2783 3059 3179 3553 4301 4807 4913 5491 5929 6647 7429 9163 10241 12397 14161 14399 15827 16093 19159 19481 21413 22253 24871 30107 33649 34391 34969 38437 39083 46529 47311 52003 52877 54043 60401 73117 81719 93347 100793 112651 112999 126293 136367 155771 174097 210749 235543 240737 244783 269059 273581 325703 331177 364021 370139 378301 422807 511819 572033 594473 653429 664411 790993 804287 884051 898909 1026817 1242989 1389223 1713481 1915067 2146981 2318239 2590973 2648107 2959649 3582733 4004231 4161311 4574003 4650877 5536951 5630009 6188357 6292363 7187719 8700923 9724561 11294987 13672879 15028867 15281453 23616791 29129177 32556139 39410063 44046541 50314033 60906461 68071927 79064909 95710153 105202069 106970171 165317537 259784701 553454363 669971071 748791197 1157222759 1818492907 12729450349
• Sum of all divisors σ(n): 18994953600
• Sum of proper divisors (its aliquot sum) s(n): 6265503251
• 12729450349 is a deficient number, because the sum of its proper divisors (6265503251) is less than itself. Its deficiency is 6463947098

Bases of 12729450349

• Binary: 1011110110101110111111111101101101₂
• Hexadecimal: 0x2F6BBFF6D
• Base-36: 5UISAR1

Squares and roots of 12729450349

• 12729450349 squared (12729450349²) is 162038906187656221801
• 12729450349 cubed (12729450349³) is 2062666210922038752096760858549
• The square root of 12729450349 is 112824.8658275293
• The cube root of 12729450349 is 2334.9085948381

Scales and comparisons

• 12,729,450,349 seconds is equal to 404 years, 39 weeks, 2 days, 14 hours, 25 minutes, 49 seconds.
• To count from 1 to 12,729,450,349 would take you about eight hundred 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 12729450349 cubic inches would be around 194.6 feet tall.

Recreational maths with 12729450349

• 12729450349 backwards is 94305492721
• The number of decimal digits it has is: 11
• The sum of 12729450349's digits is 46
• More coming soon!