131918818865691

Names of 131918818865691

• Cardinal: 131918818865691 can be written as One hundred thirty-one trillion, nine hundred eighteen billion, eight hundred eighteen million, eight hundred sixty-five thousand, six hundred ninety-one.

Scientific notation

• Scientific notation: 1.31918818865691 × 10¹⁴

Factors of 131918818865691

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 19505

Divisors of 131918818865691

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 11 13 31 33 39 93 143 331 341 403 429 993 1023 1209 1723 3641 4303 4433 5169 10261 10923 12909 13299 17393 18953 22399 30783 47333 52179 53413 56859 67197 112871 133393 141999 160239 191323 226109 246389 338613 400179 539183 570313 573969 587543 678327 694369 739167 1467323 1617549 1710939 1762629 2083107 2487199 4401969 5757083 5931013 6273443 7009379 7414069 7461597 7638059 17271249 17679703 17793039 18820329 21028137 22242207 22914177 29968139 53039109 63327913 74842079 77103169 81554759 89904417 178469573 189983739 194476733 224526237 229836139 231309507 244664277 329649529 389585807 535408719 583430199 689508417 823262869 929012309 988948587 1168757421 1963165303 2320104449 2469788607 2528197529 2787036927 4285443877 5889495909 6960313347 7584592587 9919454009 10219135399 12077160017 12856331631 25521148939 29758362027 30657406197 36231480051 76563446817 109113994099 128952902117 132848760187 307503074279 327341982297 386858706351 398546280561 922509222837 1418481923287 3382533817069 3997539965627 4255445769861 10147601451207 11992619896881 43972939621897 131918818865691
• Sum of all divisors σ(n): 214088856403968
• Sum of proper divisors (its aliquot sum) s(n): 82170037538277
• 131918818865691 is a deficient number, because the sum of its proper divisors (82170037538277) is less than itself. Its deficiency is 49748781327414

Bases of 131918818865691

• Binary: 11101111111101010111110010101100111001000011011₂
• Hexadecimal: 0x77FABE56721B
• Base-36: 1AREO2PJQ3

Squares and roots of 131918818865691

• 131918818865691 squared (131918818865691²) is 17402574770918991695896907481
• 131918818865691 cubed (131918818865691³) is 2295727109001506514286168324961567192134371
• The square root of 131918818865691 is 11485591.7943173917
• The cube root of 131918818865691 is 50905.9935412869

Scales and comparisons

• 131,918,818,865,691 seconds is equal to 4,194,610 years, 20 weeks, 1 day, 7 hours, 34 minutes, 51 seconds.
• To count from 1 to 131,918,818,865,691 would take you about ten million, four hundred eighty-six thousand, five hundred twenty-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 131918818865691 cubic inches would be around 4242.2 feet tall.

Recreational maths with 131918818865691

• 131918818865691 backwards is 196568818819131
• The number of decimal digits it has is: 15
• The sum of 131918818865691's digits is 75
• More coming soon!