1984205816991

Names of 1984205816991

• Cardinal: 1984205816991 can be written as One trillion, nine hundred eighty-four billion, two hundred five million, eight hundred sixteen thousand, nine hundred ninety-one.

Scientific notation

• Scientific notation: 1.984205816991 × 10¹²

Factors of 1984205816991

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 4048

Divisors of 1984205816991

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 9 27 37 79 81 111 237 243 333 711 729 999 2133 2187 2923 2997 3929 6241 6399 8769 8991 11787 18723 19197 26307 26973 35361 56169 57591 78921 80919 106083 145373 168507 172773 230917 236763 310391 318249 436119 505521 692751 710289 931173 954747 1308357 1516563 2078253 2130867 2793519 2864241 3925071 4549689 6234759 6392601 8380557 8592723 11484467 11775213 13649067 18704277 24520889 25141671 34453401 35325639 56112831 73562667 75425013 103360203 105976917 168338493 220688001 226275039 310080609 317930751 505015479 662064003 678825117 907272893 930241827 1986192009 2721818679 2790725481 5958576027 8165456037 8372176443 17875728081 24496368111 25116529329 53627184243 73489104333 220467312999 661401938997 1984205816991
• Sum of all divisors σ(n): 3096248299200
• Sum of proper divisors (its aliquot sum) s(n): 1112042482209
• 1984205816991 is a deficient number, because the sum of its proper divisors (1112042482209) is less than itself. Its deficiency is 872163334782

Bases of 1984205816991

• Binary: 11100110111111011111000100000010010011111₂
• Hexadecimal: 0x1CDFBE2049F
• Base-36: PBJ4WUXR

Squares and roots of 1984205816991

• 1984205816991 squared (1984205816991²) is 3937072724180921784294081
• 1984205816991 cubed (1984205816991³) is 7811962601236387910300706462810530271
• The square root of 1984205816991 is 1408618.4071603635
• The cube root of 1984205816991 is 12565.9571036229

Scales and comparisons

• 1,984,205,816,991 seconds is equal to 63,091 years, 31 weeks, 4 days, 2 hours, 29 minutes, 51 seconds.
• To count from 1 to 1,984,205,816,991 would take you about one hundred fifty-seven thousand, seven hundred twenty-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 1984205816991 cubic inches would be around 1047.2 feet tall.

Recreational maths with 1984205816991

• 1984205816991 backwards is 1996185024891
• The number of decimal digits it has is: 13
• The sum of 1984205816991's digits is 63
• More coming soon!