19718999040512

Names of 19718999040512

• Cardinal: 19718999040512 can be written as Nineteen trillion, seven hundred eighteen billion, nine hundred ninety-nine million, forty thousand, five hundred twelve.

Scientific notation

• Scientific notation: 1.9718999040512 × 10¹³

Factors of 19718999040512

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 445

Divisors of 19718999040512

• Number of divisors d(n): 50
• Complete list of divisors:
  1 2 4 8 16 32 64 128 256 443 512 886 1772 3544 7088 14176 28352 56704 113408 196249 226816 392498 784996 1569992 3139984 6279968 12559936 25119872 50239744 86938307 100479488 173876614 347753228 695506456 1391012912 2782025824 5564051648 11128103296 22256206592 38513670001 44512413184 77027340002 154054680004 308109360008 616218720016 1232437440032 2464874880064 4929749760128 9859499520256 19718999040512
• Sum of all divisors σ(n): 39488623516023
• Sum of proper divisors (its aliquot sum) s(n): 19769624475511
• 19718999040512 is an abundant number, because the sum of its proper divisors (19769624475511) is greater than itself. Its abundance is 50625434999

Bases of 19718999040512

• Binary: 100011110111100101111111011101110001000000000₂
• Hexadecimal: 0x11EF2FEEE200
• Base-36: 6ZMS6WDFK

Squares and roots of 19718999040512

• 19718999040512 squared (19718999040512²) is 388838923159713176617222144
• 19718999040512 cubed (19718999040512³) is 7667514352700103425048127051430759497728
• The square root of 19718999040512 is 4440607.9584345205
• The cube root of 19718999040512 is 27016.4504417377

Scales and comparisons

• 19,718,999,040,512 seconds is equal to 627,003 years, 9 weeks, 13 hours, 28 minutes, 32 seconds.
• To count from 1 to 19,718,999,040,512 would take you about one million, five hundred sixty-seven thousand, five hundred 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 19718999040512 cubic inches would be around 2251.4 feet tall.

Recreational maths with 19718999040512

• 19718999040512 backwards is 21504099981791
• The number of decimal digits it has is: 14
• The sum of 19718999040512's digits is 65
• More coming soon!