18004458969

Names of 18004458969

• Cardinal: 18004458969 can be written as Eighteen billion, four million, four hundred fifty-eight thousand, nine hundred sixty-nine.

Scientific notation

• Scientific notation: 1.8004458969 × 10¹⁰

Factors of 18004458969

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 275

Divisors of 18004458969

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 7 9 21 31 53 63 93 159 181 217 279 371 477 543 651 961 1113 1267 1629 1643 1953 2883 3339 3801 4929 5611 6727 8649 9593 11403 11501 14787 16833 20181 28779 29791 34503 39277 50499 50933 60543 67151 86337 89373 103509 117831 152799 173941 201453 208537 268119 297383 353493 356531 458397 521823 604359 625611 892149 1069593 1217587 1565469 1578923 1876833 2081681 2676447 3208779 3652761 4736769 5392171 6245043 9218873 10958283 11052461 14210307 16176513 18735129 27656619 33157383 37745197 48529539 64532111 82969857 99472149 113235591 193596333 285785063 339706773 580788999 857355189 2000495441 2572065567 6001486323 18004458969
• Sum of all divisors σ(n): 31464695808
• Sum of proper divisors (its aliquot sum) s(n): 13460236839
• 18004458969 is a deficient number, because the sum of its proper divisors (13460236839) is less than itself. Its deficiency is 4544222130

Bases of 18004458969

• Binary: 10000110001001001100011110111011001₂
• Hexadecimal: 0x431263DD9
• Base-36: 89RE1G9

Squares and roots of 18004458969

• 18004458969 squared (18004458969²) is 324160542766404542961
• 18004458969 cubed (18004458969³) is 5836335191606500345396522267209
• The square root of 18004458969 is 134180.6952173077
• The cube root of 18004458969 is 2620.9577801317

Scales and comparisons

• 18,004,458,969 seconds is equal to 572 years, 25 weeks, 1 day, 22 hours, 36 minutes, 9 seconds.
• To count from 1 to 18,004,458,969 would take you about one thousand, one hundred forty-four 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 18004458969 cubic inches would be around 218.4 feet tall.

Recreational maths with 18004458969

• 18004458969 backwards is 96985440081
• The number of decimal digits it has is: 11
• The sum of 18004458969's digits is 54
• More coming soon!