18243867389671

Names of 18243867389671

• Cardinal: 18243867389671 can be written as Eighteen trillion, two hundred forty-three billion, eight hundred sixty-seven million, three hundred eighty-nine thousand, six hundred seventy-one.

Scientific notation

• Scientific notation: 1.8243867389671 × 10¹³

Factors of 18243867389671

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 97

Divisors of 18243867389671

• Number of divisors d(n): 54
• Complete list of divisors:
  1 7 11 49 77 79 121 539 553 847 869 3871 5929 6083 6241 9559 42581 43687 66913 68651 305809 468391 480557 493039 755161 3363899 3451273 5286127 5423429 24158911 37002889 37964003 38950081 59657719 265748021 272650567 417604033 428450891 1908553969 2923228231 2999156237 3077056399 4712959801 20994093659 21539394793 32990718607 33847620389 150775763551 230935030249 236933342723 372323824279 1658533399061 2606266769953 18243867389671
• Sum of all divisors σ(n): 23626230773040
• Sum of proper divisors (its aliquot sum) s(n): 5382363383369
• 18243867389671 is a deficient number, because the sum of its proper divisors (5382363383369) is less than itself. Its deficiency is 12861504006302

Bases of 18243867389671

• Binary: 100001001011110111011001111000010111011100111₂
• Hexadecimal: 0x1097BB3C2EE7
• Base-36: 6GT47LN1J

Squares and roots of 18243867389671

• 18243867389671 squared (18243867389671²) is 332838697331900947357488241
• 18243867389671 cubed (18243867389671³) is 6072265056274043768783190980607747358711
• The square root of 18243867389671 is 4271284.0446019275
• The cube root of 18243867389671 is 26325.2377600141

Scales and comparisons

• 18,243,867,389,671 seconds is equal to 580,098 years, 28 weeks, 4 days, 13 hours, 34 minutes, 31 seconds.
• To count from 1 to 18,243,867,389,671 would take you about one million, four hundred fifty thousand, two hundred forty-six 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 18243867389671 cubic inches would be around 2193.8 feet tall.

Recreational maths with 18243867389671

• 18243867389671 backwards is 17698376834281
• The number of decimal digits it has is: 14
• The sum of 18243867389671's digits is 73
• More coming soon!