16165993972

Names of 16165993972

• Cardinal: 16165993972 can be written as Sixteen billion, one hundred sixty-five million, nine hundred ninety-three thousand, nine hundred seventy-two.

Scientific notation

• Scientific notation: 1.6165993972 × 10¹⁰

Factors of 16165993972

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1671

Divisors of 16165993972

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 19 29 37 38 58 74 76 116 137 148 274 548 551 703 1073 1102 1406 1447 2146 2204 2603 2812 2894 3973 4292 5069 5206 5788 7946 10138 10412 15892 20276 20387 27493 40774 41963 53539 54986 75487 81548 83926 96311 107078 109972 147001 150974 167852 192622 198239 214156 294002 301948 385244 396478 588004 792956 797297 1017241 1552631 1594594 2034482 2793019 3105262 3189188 3766541 4068964 5586038 5748931 6210524 7334843 7533082 11172076 11497862 14669686 15066164 22995724 29339372 29499989 58999978 109229689 117999956 139362017 212710447 218459378 278724034 425420894 436918756 557448068 850841788 4041498493 8082996986 16165993972
• Sum of all divisors σ(n): 31891910400
• Sum of proper divisors (its aliquot sum) s(n): 15725916428
• 16165993972 is a deficient number, because the sum of its proper divisors (15725916428) is less than itself. Its deficiency is 440077544

Bases of 16165993972

• Binary: 1111000011100100010111110111110100₂
• Hexadecimal: 0x3C3917DF4
• Base-36: 7FCTCS4

Squares and roots of 16165993972

• 16165993972 squared (16165993972²) is 261339361102740336784
• 16165993972 cubed (16165993972³) is 4224810536233231557131393866048
• The square root of 16165993972 is 127145.5621404067
• The cube root of 16165993972 is 2528.5262744683

Scales and comparisons

• 16,165,993,972 seconds is equal to 514 years, 1 week, 3 days, 9 hours, 52 minutes, 52 seconds.
• To count from 1 to 16,165,993,972 would take you about one thousand and twenty-eight 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 16165993972 cubic inches would be around 210.7 feet tall.

Recreational maths with 16165993972

• 16165993972 backwards is 27939956161
• 16165993972 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 16165993972's digits is 58
• More coming soon!