13491752769

Names of 13491752769

• Cardinal: 13491752769 can be written as Thirteen billion, four hundred ninety-one million, seven hundred fifty-two thousand, seven hundred sixty-nine.

Scientific notation

• Scientific notation: 1.3491752769 × 10¹⁰

Factors of 13491752769

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1453

Divisors of 13491752769

• Number of divisors d(n): 120
• Complete list of divisors:
  1 3 9 11 19 27 33 53 57 81 99 121 159 171 209 297 363 477 513 583 627 891 1007 1089 1367 1431 1539 1749 1881 2299 3021 3267 4101 4293 5247 5643 6413 6897 9063 9801 11077 12303 15037 15741 16929 19239 20691 25973 27189 33231 36909 45111 47223 57717 62073 72451 77919 81567 99693 110727 121847 135333 165407 173151 186219 217353 233757 285703 299079 365541 405999 496221 519453 652059 701271 796961 857109 897237 1096623 1217997 1376569 1488663 1956177 2103813 2390883 2571327 3142733 3289869 4129707 4465989 5868531 7172649 7713981 8766571 9428199 9869607 12389121 13397967 15142259 21517947 23141943 26299713 28284597 37167363 45426777 64553841 78899139 84853791 111502089 136280331 166564849 236697417 254561373 408840993 499694547 710092251 1226522979 1499083641 4497250923 13491752769
• Sum of all divisors σ(n): 23776441920
• Sum of proper divisors (its aliquot sum) s(n): 10284689151
• 13491752769 is a deficient number, because the sum of its proper divisors (10284689151) is less than itself. Its deficiency is 3207063618

Bases of 13491752769

• Binary: 1100100100001010111100111101000001₂
• Hexadecimal: 0x3242BCF41
• Base-36: 674N329

Squares and roots of 13491752769

• 13491752769 squared (13491752769²) is 182027392779819167361
• 13491752769 cubed (13491752769³) is 2455868580570975858562046172609
• The square root of 13491752769 is 116154.0045327753
• The cube root of 13491752769 is 2380.6166027673

Scales and comparisons

• 13,491,752,769 seconds is equal to 428 years, 51 weeks, 5 days, 13 hours, 6 minutes, 9 seconds.
• To count from 1 to 13,491,752,769 would take you about eight 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 13491752769 cubic inches would be around 198.4 feet tall.

Recreational maths with 13491752769

• 13491752769 backwards is 96725719431
• The number of decimal digits it has is: 11
• The sum of 13491752769's digits is 54
• More coming soon!