16400611843

Names of 16400611843

• Cardinal: 16400611843 can be written as Sixteen billion, four hundred million, six hundred eleven thousand, eight hundred forty-three.

Scientific notation

• Scientific notation: 1.6400611843 × 10¹⁰

Factors of 16400611843

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 4000

Divisors of 16400611843

• Number of divisors d(n): 64
• Complete list of divisors:
  1 7 11 19 41 71 77 133 209 287 451 497 779 781 1349 1463 2911 3157 3851 5453 5467 8569 9443 14839 20377 26957 32021 42361 55309 59983 73169 103873 157891 224147 273421 296527 387163 512183 608399 804859 1105237 1736801 1913947 2999929 3007631 4258793 5194999 5634013 11210261 12157607 20999503 21053417 32999219 36364993 57144989 78471827 123312871 212994959 230994533 400014923 863190097 1490964713 2342944549 16400611843
• Sum of all divisors σ(n): 22365020160
• Sum of proper divisors (its aliquot sum) s(n): 5964408317
• 16400611843 is a deficient number, because the sum of its proper divisors (5964408317) is less than itself. Its deficiency is 10436203526

Bases of 16400611843

• Binary: 1111010001100011010111101000000011₂
• Hexadecimal: 0x3D18D7A03
• Base-36: 7J8I137

Squares and roots of 16400611843

• 16400611843 squared (16400611843²) is 268980068824751856649
• 16400611843 cubed (16400611843³) is 4411437702298180391693827694107
• The square root of 16400611843 is 128064.8735719519
• The cube root of 16400611843 is 2540.6997804781

Scales and comparisons

• 16,400,611,843 seconds is equal to 521 years, 25 weeks, 2 days, 21 hours, 30 minutes, 43 seconds.
• To count from 1 to 16,400,611,843 would take you about one thousand and forty-two 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 16400611843 cubic inches would be around 211.7 feet tall.

Recreational maths with 16400611843

• 16400611843 backwards is 34811600461
• The number of decimal digits it has is: 11
• The sum of 16400611843's digits is 34
• More coming soon!