16988748871081

Names of 16988748871081

• Cardinal: 16988748871081 can be written as Sixteen trillion, nine hundred eighty-eight billion, seven hundred forty-eight million, eight hundred seventy-one thousand and eighty-one.

Scientific notation

• Scientific notation: 1.6988748871081 × 10¹³

Factors of 16988748871081

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 42

Divisors of 16988748871081

• Number of divisors d(n): 35
• Complete list of divisors:
  1 13 29 169 377 841 2197 4901 10933 24389 28561 63713 142129 317057 707281 828269 1847677 4121741 9194653 20511149 24019801 53582633 119530489 266644937 594823321 696574229 1553896357 3466384181 7732703173 20200652641 45062994353 100525141249 585818926589 1306826836237 16988748871081
• Sum of all divisors σ(n): 19061729387351
• Sum of proper divisors (its aliquot sum) s(n): 2072980516270
• 16988748871081 is a deficient number, because the sum of its proper divisors (2072980516270) is less than itself. Its deficiency is 14915768354811

Bases of 16988748871081

• Binary: 11110111001110000000010101110111010110101001₂
• Hexadecimal: 0xF73805775A9
• Base-36: 60SIUFVZD

Squares and roots of 16988748871081

• 16988748871081 squared (16988748871081²) is 288617588204655951958108561
• 16988748871081 cubed (16988748871081³) is 4903251725785969745416324187092791424441
• 16988748871081 is a perfect square number. Its square root is 4121741
• The cube root of 16988748871081 is 25707.1421408511
• Being both a perfect square and a perfect cube, 16988748871081 is also a perfect sixth number.

Scales and comparisons

• 16,988,748,871,081 seconds is equal to 540,189 years, 34 weeks, 3 days, 20 hours, 38 minutes, 1 second.
• To count from 1 to 16,988,748,871,081 would take you about one million, three hundred fifty thousand, four hundred seventy-four 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 16988748871081 cubic inches would be around 2142.3 feet tall.

Recreational maths with 16988748871081

• 16988748871081 backwards is 18017884788961
• The number of decimal digits it has is: 14
• The sum of 16988748871081's digits is 76
• More coming soon!