27700761981

Names of 27700761981

• Cardinal: 27700761981 can be written as Twenty-seven billion, seven hundred million, seven hundred sixty-one thousand, nine hundred eighty-one.

Scientific notation

• Scientific notation: 2.7700761981 × 10¹⁰

Factors of 27700761981

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1006

Divisors of 27700761981

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 29 41 43 87 123 129 313 577 939 1189 1247 1731 1763 3567 3741 5289 9077 12833 13459 16733 23657 24811 27231 38499 40377 50199 51127 70971 74433 153381 180601 372157 390311 541803 551819 686053 719519 1017251 1116471 1170933 1655457 2058159 2158557 3051753 5237429 7404641 7765843 15712287 16002751 22213923 23297529 29500279 48008253 88500837 214734589 225209447 318399563 644203767 675628341 955198689 9233587327 27700761981
• Sum of all divisors σ(n): 40247665920
• Sum of proper divisors (its aliquot sum) s(n): 12546903939
• 27700761981 is a deficient number, because the sum of its proper divisors (12546903939) is less than itself. Its deficiency is 15153858042

Bases of 27700761981

• Binary: 11001110011000110000001010101111101₂
• Hexadecimal: 0x67318157D
• Base-36: CQ4BGQL

Squares and roots of 27700761981

• 27700761981 squared (27700761981²) is 767332214328015044361
• 27700761981 cubed (27700761981³) is 21255687029454022604031217239141
• The square root of 27700761981 is 166435.4589052465
• The cube root of 27700761981 is 3025.7327908381

Scales and comparisons

• 27,700,761,981 seconds is equal to 880 years, 41 weeks, 3 days, 16 hours, 6 minutes, 21 seconds.
• To count from 1 to 27,700,761,981 would take you about one thousand, seven hundred sixty-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 27700761981 cubic inches would be around 252.1 feet tall.

Recreational maths with 27700761981

• 27700761981 backwards is 18916700772
• The number of decimal digits it has is: 11
• The sum of 27700761981's digits is 48
• More coming soon!