1991107814176

Names of 1991107814176

• Cardinal: 1991107814176 can be written as One trillion, nine hundred ninety-one billion, one hundred seven million, eight hundred fourteen thousand, one hundred seventy-six.

Scientific notation

• Scientific notation: 1.991107814176 × 10¹²

Factors of 1991107814176

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 487

Divisors of 1991107814176

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 8 13 16 26 29 32 52 58 104 116 208 232 377 416 443 464 754 841 886 928 1508 1682 1772 3016 3364 3544 5759 6032 6728 7088 10933 11518 12064 12847 13456 14176 21866 23036 24389 25694 26912 43732 46072 48778 51388 87464 92144 97556 102776 167011 174928 184288 195112 196249 205552 317057 334022 349856 372563 390224 392498 411104 634114 668044 745126 780448 784996 1268228 1336088 1490252 1569992 2536456 2551237 2672176 2980504 3139984 4843319 5072912 5102474 5344352 5691221 5961008 6279968 9686638 10145824 10204948 10804327 11382442 11922016 19373276 20409896 21608654 22764884 38746552 40819792 43217308 45529768 73985873 77493104 81639584 86434616 91059536 140456251 147971746 154986208 165045409 172869232 182119072 280912502 295943492 330090818 345738464 561825004 591886984 660181636 1123650008 1183773968 1320363272 2145590317 2247300016 2367547936 2640726544 4291180634 4494600032 4786316861 5281453088 8582361268 9572633722 17164722536 19145267444 34329445072 38290534888 62222119193 68658890144 76581069776 124444238386 153162139552 248888476772 497776953544 995553907088 1991107814176
• Sum of all divisors σ(n): 4382186288760
• Sum of proper divisors (its aliquot sum) s(n): 2391078474584
• 1991107814176 is an abundant number, because the sum of its proper divisors (2391078474584) is greater than itself. Its abundance is 399970660408

Bases of 1991107814176

• Binary: 11100111110010111010001100010001100100000₂
• Hexadecimal: 0x1CF97462320
• Base-36: PEPA6M1S

Squares and roots of 1991107814176

• 1991107814176 squared (1991107814176²) is 3964510327672728546558976
• 1991107814176 cubed (1991107814176³) is 7893767492810624061424840149632843776
• The square root of 1991107814176 is 1411066.1976590609
• The cube root of 1991107814176 is 12580.5103371211

Scales and comparisons

• 1,991,107,814,176 seconds is equal to 63,311 years, 3 weeks, 4 days, 7 hours, 56 minutes, 16 seconds.
• To count from 1 to 1,991,107,814,176 would take you about one hundred fifty-eight thousand, two hundred seventy-seven 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 1991107814176 cubic inches would be around 1048.4 feet tall.

Recreational maths with 1991107814176

• 1991107814176 backwards is 6714187011991
• The number of decimal digits it has is: 13
• The sum of 1991107814176's digits is 55
• More coming soon!