16393729443

Names of 16393729443

• Cardinal: 16393729443 can be written as Sixteen billion, three hundred ninety-three million, seven hundred twenty-nine thousand, four hundred forty-three.

Scientific notation

• Scientific notation: 1.6393729443 × 10¹⁰

Factors of 16393729443

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2250

Divisors of 16393729443

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 7 13 21 39 49 61 67 91 147 183 201 273 427 469 637 793 871 1281 1407 1911 2099 2379 2613 2989 3283 4087 5551 6097 6297 8967 9849 12261 14693 16653 18291 27287 28609 38857 42679 44079 53131 81861 85827 102851 116571 128037 128039 140633 159393 191009 200263 308553 371917 384117 421899 573027 600789 896273 984431 1115751 1337063 1664507 1828229 2603419 2688819 2953293 4011189 4993521 5484687 6273911 6891017 7810257 8578613 11651549 12797603 18821733 20673051 25735839 34954647 38392809 60050291 81560843 89583221 111521969 180150873 244682529 268749663 334565907 420352037 780653783 1261056111 2341961349 5464576481 16393729443
• Sum of all divisors σ(n): 28260691200
• Sum of proper divisors (its aliquot sum) s(n): 11866961757
• 16393729443 is a deficient number, because the sum of its proper divisors (11866961757) is less than itself. Its deficiency is 4526767686

Bases of 16393729443

• Binary: 1111010001001001000111010110100011₂
• Hexadecimal: 0x3D12475A3
• Base-36: 7J4EILF

Squares and roots of 16393729443

• 16393729443 squared (16393729443²) is 268754365050285090249
• 16393729443 cubed (16393729443³) is 4405886347259628859558943501307
• The square root of 16393729443 is 128037.9999960949
• The cube root of 16393729443 is 2540.3443352287

Scales and comparisons

• 16,393,729,443 seconds is equal to 521 years, 14 weeks, 5 hours, 44 minutes, 3 seconds.
• To count from 1 to 16,393,729,443 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 16393729443 cubic inches would be around 211.7 feet tall.

Recreational maths with 16393729443

• 16393729443 backwards is 34492739361
• The number of decimal digits it has is: 11
• The sum of 16393729443's digits is 51
• More coming soon!