16389378754113715329

Names of 16389378754113715329

• Cardinal: 16389378754113715329 can be written as Sixteen quintillion, three hundred eighty-nine quadrillion, three hundred seventy-eight trillion, seven hundred fifty-four billion, one hundred thirteen million, seven hundred fifteen thousand, three hundred twenty-nine.

Scientific notation

• Scientific notation: 1.6389378754113715329 × 10¹⁹

Factors of 16389378754113715329

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 333761730060

Divisors of 16389378754113715329

• Number of divisors d(n): 16
• Complete list of divisors:
  1 3 7 21 2338351 7015053 16368457 49105371 333759391699 1001278175097 2336315741893 7008947225679 780446607338748349 2341339822016245047 5463126251371238443 16389378754113715329
• Sum of all divisors σ(n): 24974302115215308800
• Sum of proper divisors (its aliquot sum) s(n): 8584923361101593471
• 16389378754113715329 is a deficient number, because the sum of its proper divisors (8584923361101593471) is less than itself. Its deficiency is 7804455393012121858

Bases of 16389378754113715329

• Binary: 1110001101110010110001010010010001101000010010000011110010000001₂
• Hexadecimal: 0xE372C52468483C81
• Base-36: 3GIODW25VU2RL

Squares and roots of 16389378754113715329

• 16389378754113715329 squared (16389378754113715329²) is 268611735945794039710246371308049578241
• 16389378754113715329 cubed (16389378754113715329³) is 4402379478215600202013281289413632677586057109851986556289
• The square root of 16389378754113715329 is 4048379769.0080553175
• The cube root of 16389378754113715329 is 2540119.5902376723

Scales and comparisons

• 16,389,378,754,113,715,329 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 16,389,378,754,113,715,329 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 16389378754113715329 cubic inches would be around 211676.6 feet tall.

Recreational maths with 16389378754113715329

• 16389378754113715329 backwards is 92351731145787398361
• The number of decimal digits it has is: 20
• The sum of 16389378754113715329's digits is 93
• More coming soon!