18336809420404977242

Names of 18336809420404977242

• Cardinal: 18336809420404977242 can be written as Eighteen quintillion, three hundred thirty-six quadrillion, eight hundred nine trillion, four hundred twenty billion, four hundred four million, nine hundred seventy-seven thousand, two hundred forty-two.

Scientific notation

• Scientific notation: 1.8336809420404977242 × 10¹⁹

Factors of 18336809420404977242

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 57726374

Divisors of 18336809420404977242

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 13 26 947 1894 12311 24622 19464671 38260741 38929342 76521482 253040723 497389633 506081446 994779266 18433043437 36232921727 36866086874 72465843454 239629564681 471027982451 479259129362 942055964902 744732735781211 1489465471562422 9681525565155743 19363051130311486 705261900784806817 1410523801569613634 9168404710202488621 18336809420404977242
• Sum of all divisors σ(n): 29652280906259741184
• Sum of proper divisors (its aliquot sum) s(n): 11315471485854763942
• 18336809420404977242 is a deficient number, because the sum of its proper divisors (11315471485854763942) is less than itself. Its deficiency is 7021337934550213300

Bases of 18336809420404977242

• Binary: 1111111001111001011011110000001111101001010001100110111001011010₂
• Hexadecimal: 0xFE796F03E9466E5A
• Base-36: 3VBBKG3NBVQE2

Squares and roots of 18336809420404977242

• 18336809420404977242 squared (18336809420404977242²) is 336238579720252717412146445846537926564
• 18336809420404977242 cubed (18336809420404977242³) is 6165542756117919966092750047658892971145056717628287256488
• The square root of 18336809420404977242 is 4282150093.1663963853
• The cube root of 18336809420404977242 is 2636986.6051530507

Scales and comparisons

• 18,336,809,420,404,977,242 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 18,336,809,420,404,977,242 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 18336809420404977242 cubic inches would be around 219748.9 feet tall.

Recreational maths with 18336809420404977242

• 18336809420404977242 backwards is 24277940402490863381
• The number of decimal digits it has is: 20
• The sum of 18336809420404977242's digits is 83
• More coming soon!