27985003137

Names of 27985003137

• Cardinal: 27985003137 can be written as Twenty-seven billion, nine hundred eighty-five million, three thousand, one hundred thirty-seven.

Scientific notation

• Scientific notation: 2.7985003137 × 10¹⁰

Factors of 27985003137

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 353

Divisors of 27985003137

• Number of divisors d(n): 108
• Complete list of divisors:
  1 3 7 9 13 21 39 49 63 91 117 147 149 181 273 441 447 543 637 819 1043 1267 1341 1629 1911 1937 2353 3129 3801 5733 5811 7059 7301 8869 9387 11403 13559 16471 17433 21177 21903 26607 26969 32761 40677 49413 65709 79821 80907 94913 98283 115297 122031 148239 188783 229327 242721 284739 294849 345891 350597 425893 566349 687981 854217 1037673 1051791 1277679 1321481 1605289 1699047 2063943 2454179 2981251 3155373 3833037 3964443 4815867 4881389 7362537 8943753 11893329 14447601 14644167 17179253 20868757 22087611 26831259 34169723 43932501 51537759 62606271 63458057 102509169 154613277 187818813 190374171 239188061 307527507 444206399 571122513 717564183 1332619197 2152692549 3109444793 3997857591 9328334379 27985003137
• Sum of all divisors σ(n): 51262602300
• Sum of proper divisors (its aliquot sum) s(n): 23277599163
• 27985003137 is a deficient number, because the sum of its proper divisors (23277599163) is less than itself. Its deficiency is 4707403974

Bases of 27985003137

• Binary: 11010000100000010010100001010000001₂
• Hexadecimal: 0x684094281
• Base-36: CUTJQM9

Squares and roots of 27985003137

• 27985003137 squared (27985003137²) is 783160400577899840769
• 27985003137 cubed (27985003137³) is 21916746266946703656792265492353
• The square root of 27985003137 is 167287.1876056263
• The cube root of 27985003137 is 3036.0467404287

Scales and comparisons

• 27,985,003,137 seconds is equal to 889 years, 43 weeks, 3 days, 11 hours, 58 minutes, 57 seconds.
• To count from 1 to 27,985,003,137 would take you about one thousand, seven hundred seventy-nine 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 27985003137 cubic inches would be around 253 feet tall.

Recreational maths with 27985003137

• 27985003137 backwards is 73130058972
• The number of decimal digits it has is: 11
• The sum of 27985003137's digits is 45
• More coming soon!