18508354709948

Names of 18508354709948

• Cardinal: 18508354709948 can be written as Eighteen trillion, five hundred eight billion, three hundred fifty-four million, seven hundred nine thousand, nine hundred forty-eight.

Scientific notation

• Scientific notation: 1.8508354709948 × 10¹³

Factors of 18508354709948

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 841

Divisors of 18508354709948

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 17 34 68 79 158 316 743 1343 1486 2686 2972 5372 6241 12482 12631 24964 25262 50524 58697 106097 117394 212194 234788 424388 493039 552049 986078 997849 1104098 1972156 1995698 2208196 3991396 4637063 8381663 9274126 9384833 16763326 18548252 18769666 33526652 37539332 43611871 78830071 87223742 157660142 174447484 315320284 366327977 732655954 741401807 1465311908 1482803614 2965607228 3445337809 6227575609 6890675618 12455151218 13781351236 24910302436 58570742753 117141485506 234282971012 272181686911 544363373822 1088726747644 4627088677487 9254177354974 18508354709948
• Sum of all divisors σ(n): 34781381772480
• Sum of proper divisors (its aliquot sum) s(n): 16273027062532
• 18508354709948 is a deficient number, because the sum of its proper divisors (16273027062532) is less than itself. Its deficiency is 2235327647416

Bases of 18508354709948

• Binary: 100001101010101001111111010000110100110111100₂
• Hexadecimal: 0x10D54FE869BC
• Base-36: 6K6MCITH8

Squares and roots of 18508354709948

• 18508354709948 squared (18508354709948²) is 342559194069254315210162704
• 18508354709948 cubed (18508354709948³) is 6340207072987674093016238298053807379392
• The square root of 18508354709948 is 4302133.7391982597
• The cube root of 18508354709948 is 26451.8431015651

Scales and comparisons

• 18,508,354,709,948 seconds is equal to 588,508 years, 22 weeks, 2 days, 9 hours, 39 minutes, 8 seconds.
• To count from 1 to 18,508,354,709,948 would take you about one million, four hundred seventy-one thousand, two hundred seventy-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 18508354709948 cubic inches would be around 2204.3 feet tall.

Recreational maths with 18508354709948

• 18508354709948 backwards is 84990745380581
• The number of decimal digits it has is: 14
• The sum of 18508354709948's digits is 71
• More coming soon!