131390629643

Names of 131390629643

• Cardinal: 131390629643 can be written as One hundred thirty-one billion, three hundred ninety million, six hundred twenty-nine thousand, six hundred forty-three.

Scientific notation

• Scientific notation: 1.31390629643 × 10¹¹

Factors of 131390629643

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 171

Divisors of 131390629643

• Number of divisors d(n): 108
• Complete list of divisors:
  1 7 13 19 29 91 103 133 169 203 247 361 377 551 721 1183 1339 1729 1957 2527 2639 2987 3211 3857 4693 4901 7163 9373 10469 10609 13699 17407 20909 22477 25441 32851 34307 37183 38831 50141 56753 61009 73283 74263 93119 121849 136097 137917 178087 201571 260281 271817 307661 330733 397271 427063 483379 504803 651833 737789 952679 965419 1078307 1410997 1769261 1792921 2153627 2315131 2620423 3383653 3533621 3829849 3999593 5164523 5845559 6283927 7548149 9591257 12384827 12550447 14017991 18342961 26808943 27997151 34065499 40918913 43987489 49788037 51994709 67138799 75992267 98125937 111065621 182233883 238458493 348516259 363962963 531945869 647244481 777459347 987899471 1275637181 1443853073 4530711367 6915296297 10106971511 18770089949 131390629643
• Sum of all divisors σ(n): 179266199760
• Sum of proper divisors (its aliquot sum) s(n): 47875570117
• 131390629643 is a deficient number, because the sum of its proper divisors (47875570117) is less than itself. Its deficiency is 83515059526

Bases of 131390629643

• Binary: 1111010010111011111011110011100001011₂
• Hexadecimal: 0x1E977DE70B
• Base-36: 1OCYL6OB

Squares and roots of 131390629643

• 131390629643 squared (131390629643²) is 17263497557983990307449
• 131390629643 cubed (131390629643³) is 2268261813983909388209333263110707
• The square root of 131390629643 is 362478.4540396847
• The cube root of 131390629643 is 5083.7961896247

Scales and comparisons

• 131,390,629,643 seconds is equal to 4,177 years, 42 weeks, 2 days, 21 hours, 7 minutes, 23 seconds.
• To count from 1 to 131,390,629,643 would take you about eight thousand, three hundred fifty-five 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 131390629643 cubic inches would be around 423.6 feet tall.

Recreational maths with 131390629643

• 131390629643 backwards is 346926093131
• The number of decimal digits it has is: 12
• The sum of 131390629643's digits is 47
• More coming soon!