73428991155

Names of 73428991155

• Cardinal: 73428991155 can be written as Seventy-three billion, four hundred twenty-eight million, nine hundred ninety-one thousand, one hundred fifty-five.

Scientific notation

• Scientific notation: 7.3428991155 × 10¹⁰

Factors of 73428991155

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3094

Divisors of 73428991155

• Number of divisors d(n): 160
• Complete list of divisors:
  1 3 5 9 13 15 19 27 39 45 57 65 81 95 117 135 171 195 247 263 285 351 405 513 585 741 789 855 1053 1235 1315 1539 1755 2223 2367 2565 2791 3419 3705 3945 4997 5265 6669 7101 7695 8373 10257 11115 11835 13955 14991 17095 20007 21303 24985 25119 30771 33345 35505 36283 41865 44973 51285 53029 64961 74955 75357 92313 100035 106515 108849 125595 134919 153855 159087 181415 194883 224865 226071 265145 276939 324805 326547 376785 404757 461565 477261 544245 584649 674595 689377 734033 795435 974415 979641 1130355 1384695 1431783 1632735 1753947 2023785 2068131 2202099 2386305 2923245 2938923 3446885 3670165 4295349 4898205 5261841 6204393 6606297 7158915 8769735 9542429 10340655 11010495 13946627 14694615 18613179 19818891 21476745 26309205 28627287 31021965 33031485 41839881 47712145 55839537 59456673 69733135 85881861 93065895 99094455 125519643 143136435 181306151 209199405 257645583 279197685 297283365 376558929 429409305 543918453 627598215 772936749 906530755 1129676787 1288227915 1631755359 1882794645 2719592265 3864683745 4895266077 5648383935 8158776795 14685798231 24476330385 73428991155
• Sum of all divisors σ(n): 149835248640
• Sum of proper divisors (its aliquot sum) s(n): 76406257485
• 73428991155 is an abundant number, because the sum of its proper divisors (76406257485) is greater than itself. Its abundance is 2977266330

Bases of 73428991155

• Binary: 1000100011000101101010111110010110011₂
• Hexadecimal: 0x1118B57CB3
• Base-36: XQDQ46R

Squares and roots of 73428991155

• 73428991155 squared (73428991155²) is 5391816742041068234025
• 73428991155 cubed (73428991155³) is 395915663860714516002973195048875
• The square root of 73428991155 is 270977.8425535931
• The cube root of 73428991155 is 4187.5099677255

Scales and comparisons

• 73,428,991,155 seconds is equal to 2,334 years, 42 weeks, 2 days, 13 hours, 59 minutes, 15 seconds.
• To count from 1 to 73,428,991,155 would take you about four thousand, six hundred sixty-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 73428991155 cubic inches would be around 349 feet tall.

Recreational maths with 73428991155

• 73428991155 backwards is 55119982437
• The number of decimal digits it has is: 11
• The sum of 73428991155's digits is 54
• More coming soon!