18105253922007

Names of 18105253922007

• Cardinal: 18105253922007 can be written as Eighteen trillion, one hundred five billion, two hundred fifty-three million, nine hundred twenty-two thousand and seven.

Scientific notation

• Scientific notation: 1.8105253922007 × 10¹³

Factors of 18105253922007

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 17334

Divisors of 18105253922007

• Number of divisors d(n): 54
• Complete list of divisors:
  1 3 7 9 21 31 63 93 217 279 651 961 1953 2883 6727 8649 17293 20181 51879 60543 121051 155637 363153 536083 1089459 1608249 3752581 4824747 11257743 16618573 33773229 49855719 116330011 149567157 299047849 348990033 897143547 1046970099 2093334943 2691430641 6280004829 9270483319 18840014487 27811449957 64893383233 83434349871 194680149699 287384982889 584040449097 862154948667 2011694880223 2586464846001 6035084640669 18105253922007
• Sum of all divisors σ(n): 30885055447896
• Sum of proper divisors (its aliquot sum) s(n): 12779801525889
• 18105253922007 is a deficient number, because the sum of its proper divisors (12779801525889) is less than itself. Its deficiency is 5325452396118

Bases of 18105253922007

• Binary: 100000111011101110101001110101000010011010111₂
• Hexadecimal: 0x1077753A84D7
• Base-36: 6F1FSPYVR

Squares and roots of 18105253922007

• 18105253922007 squared (18105253922007²) is 327800219580349855638908049
• 18105253922007 cubed (18105253922007³) is 5934906211191885019475536218944090534343
• The square root of 18105253922007 is 4255026.9002683167
• The cube root of 18105253922007 is 26258.3967922881

Scales and comparisons

• 18,105,253,922,007 seconds is equal to 575,691 years, 3 weeks, 5 days, 33 minutes, 27 seconds.
• To count from 1 to 18,105,253,922,007 would take you about one million, four hundred thirty-nine thousand, two hundred twenty-seven 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 18105253922007 cubic inches would be around 2188.2 feet tall.

Recreational maths with 18105253922007

• 18105253922007 backwards is 70022935250181
• The number of decimal digits it has is: 14
• The sum of 18105253922007's digits is 45
• More coming soon!