55395720855

Names of 55395720855

• Cardinal: 55395720855 can be written as Fifty-five billion, three hundred ninety-five million, seven hundred twenty thousand, eight hundred fifty-five.

Scientific notation

• Scientific notation: 5.5395720855 × 10¹⁰

Factors of 55395720855

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 25

Divisors of 55395720855

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 5 9 15 17 27 45 51 85 135 153 255 289 459 765 867 1445 2295 2601 4335 4913 7803 13005 14739 24565 39015 44217 73695 83521 132651 221085 250563 417605 663255 751689 1252815 1419857 2255067 3758445 4259571 7099285 11275335 12778713 21297855 24137569 38336139 63893565 72412707 120687845 191680695 217238121 362063535 410338673 651714363 1086190605 1231016019 2051693365 3258571815 3693048057 6155080095 11079144171 18465240285 55395720855
• Sum of all divisors σ(n): 104636361600
• Sum of proper divisors (its aliquot sum) s(n): 49240640745
• 55395720855 is a deficient number, because the sum of its proper divisors (49240640745) is less than itself. Its deficiency is 6155080110

Bases of 55395720855

• Binary: 110011100101110101111001111010010111₂
• Hexadecimal: 0xCE5D79E97
• Base-36: PG56JRR

Squares and roots of 55395720855

• 55395720855 squared (55395720855²) is 3068685889045081931025
• 55395720855 cubed (55395720855³) is 169992066901218861161665264026375
• The square root of 55395720855 is 235362.9555707525
• The cube root of 55395720855 is 3812.0513257611

Scales and comparisons

• 55,395,720,855 seconds is equal to 1,761 years, 21 weeks, 3 days, 4 hours, 14 minutes, 15 seconds.
• To count from 1 to 55,395,720,855 would take you about three thousand, five hundred twenty-two 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 55395720855 cubic inches would be around 317.7 feet tall.

Recreational maths with 55395720855

• 55395720855 backwards is 55802759355
• The number of decimal digits it has is: 11
• The sum of 55395720855's digits is 54
• More coming soon!