27999465015889661438

Names of 27999465015889661438

• Cardinal: 27999465015889661438 can be written as Twenty-seven quintillion, nine hundred ninety-nine quadrillion, four hundred sixty-five trillion, fifteen billion, eight hundred eighty-nine million, six hundred sixty-one thousand, four hundred thirty-eight.

Scientific notation

• Scientific notation: 2.7999465015889661438 × 10¹⁹

Factors of 27999465015889661438

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 14309985

Divisors of 27999465015889661438

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 31 62 101 202 491 982 3131 6262 15221 30442 49591 99182 667549 1335098 1537321 3074642 13641811 20694019 27283622 41388038 67422449 134844898 327766559 422896141 655533118 845792282 1377822911 2090095919 2755645822 4180191838 6698129201 10160763329 13396258402 20321526658 33104422459 42712510241 66208844918 85425020482 207642005231 415284010462 676511049301 1026237096229 1353022098602 2052474192458 9106577291239 18213154582478 20971842528331 41943685056662 282303896028409 564607792056818 919764306415139 1839528612830278 4471329449998349 8942658899996698 28512693498869309 57025386997738618 138611212949948819 277222425899897638 451604274449833249 903208548899666498 13999732507944830719 27999465015889661438
• Sum of all divisors σ(n): 43872498516912998400
• Sum of proper divisors (its aliquot sum) s(n): 15873033501023336962
• 27999465015889661438 is a deficient number, because the sum of its proper divisors (15873033501023336962) is less than itself. Its deficiency is 12126431514866324476

Bases of 27999465015889661438

• Binary: 11000010010010010000101010001010110011101000101001000110111111110₂
• Hexadecimal: 0x1849215159D148DFE
• Base-36: 5WQ5XZJMP5C72

Squares and roots of 27999465015889661438

• 27999465015889661438 squared (27999465015889661438²) is 783970041176029038842742680614264227844
• 27999465015889661438 cubed (27999465015889661438³) is 21950741741413802443883034978333002266583327913915652679672
• The square root of 27999465015889661438 is 5291452070.6408804661
• The cube root of 27999465015889661438 is 3036569.6321471379

Scales and comparisons

• 27,999,465,015,889,661,438 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 27,999,465,015,889,661,438 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and 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 27999465015889661438 cubic inches would be around 253047.5 feet tall.

Recreational maths with 27999465015889661438

• 27999465015889661438 backwards is 83416698851056499972
• The number of decimal digits it has is: 20
• The sum of 27999465015889661438's digits is 110
• More coming soon!