18421435761008

Names of 18421435761008

• Cardinal: 18421435761008 can be written as Eighteen trillion, four hundred twenty-one billion, four hundred thirty-five million, seven hundred sixty-one thousand and eight.

Scientific notation

• Scientific notation: 1.8421435761008 × 10¹³

Factors of 18421435761008

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 297427041

Divisors of 18421435761008

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 4 7 8 14 16 28 49 56 79 98 112 158 196 316 392 553 632 784 1106 1264 2212 3871 4424 7742 8848 15484 30968 61936 297426953 594853906 1189707812 2081988671 2379415624 4163977342 4758831248 8327954684 14573920697 16655909368 23496729287 29147841394 33311818736 46993458574 58295682788 93986917148 116591365576 164477105009 187973834296 233182731152 328954210018 375947668592 657908420036 1151339735063 1315816840072 2302679470126 2631633680144 4605358940252 9210717880504 18421435761008
• Sum of all divisors σ(n): 42044274217440
• Sum of proper divisors (its aliquot sum) s(n): 23622838456432
• 18421435761008 is an abundant number, because the sum of its proper divisors (23622838456432) is greater than itself. Its abundance is 5201402695424

Bases of 18421435761008

• Binary: 100001100000100010011001000101000000101110000₂
• Hexadecimal: 0x10C113228170
• Base-36: 6J2OV838W

Squares and roots of 18421435761008

• 18421435761008 squared (18421435761008²) is 339349295496944392093176064
• 18421435761008 cubed (18421435761008³) is 6251301247540282485097614744575570112512
• The square root of 18421435761008 is 4292020.0093904501
• The cube root of 18421435761008 is 26410.3703906147

Scales and comparisons

• 18,421,435,761,008 seconds is equal to 585,744 years, 35 weeks, 1 day, 1 hour, 10 minutes, 8 seconds.
• To count from 1 to 18,421,435,761,008 would take you about one million, four hundred sixty-four thousand, three hundred sixty-one 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 18421435761008 cubic inches would be around 2200.9 feet tall.

Recreational maths with 18421435761008

• 18421435761008 backwards is 80016753412481
• The number of decimal digits it has is: 14
• The sum of 18421435761008's digits is 50
• More coming soon!