137490969987

Names of 137490969987

• Cardinal: 137490969987 can be written as One hundred thirty-seven billion, four hundred ninety million, nine hundred sixty-nine thousand, nine hundred eighty-seven.

Scientific notation

• Scientific notation: 1.37490969987 × 10¹¹

Factors of 137490969987

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 18712

Divisors of 137490969987

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 7 9 21 49 63 147 343 441 1029 2801 3087 8403 15901 19607 25209 47703 58821 111307 137249 143109 176463 333921 411747 779149 960743 1001763 1235241 2337447 2882229 5454043 7012341 8646687 16362129 44538701 49086387 133616103 311770907 400848309 935312721 2182396349 2805938163 6547189047 15276774443 19641567141 45830323329 137490969987
• Sum of all divisors σ(n): 231698500800
• Sum of proper divisors (its aliquot sum) s(n): 94207530813
• 137490969987 is a deficient number, because the sum of its proper divisors (94207530813) is less than itself. Its deficiency is 43283439174

Bases of 137490969987

• Binary: 10000000000011000110011011010110000011₂
• Hexadecimal: 0x200319B583
• Base-36: 1R5UKNER

Squares and roots of 137490969987

• 137490969987 squared (137490969987²) is 18903766827966134780169
• 137490969987 cubed (137490969987³) is 2599097237585138029312612821787803
• The square root of 137490969987 is 370797.7480878221
• The cube root of 137490969987 is 5161.2875868949

Scales and comparisons

• 137,490,969,987 seconds is equal to 4,371 years, 40 weeks, 6 days, 16 hours, 6 minutes, 27 seconds.
• To count from 1 to 137,490,969,987 would take you about eight thousand, seven hundred forty-three 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 137490969987 cubic inches would be around 430.1 feet tall.

Recreational maths with 137490969987

• 137490969987 backwards is 789969094731
• The number of decimal digits it has is: 12
• The sum of 137490969987's digits is 72
• More coming soon!