1001918949745211820

Names of 1001918949745211820

• Cardinal: 1001918949745211820 can be written as One quintillion, one quadrillion, nine hundred eighteen trillion, nine hundred forty-nine billion, seven hundred forty-five million, two hundred eleven thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 1.00191894974521182 × 10¹⁸

Factors of 1001918949745211820

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 265057923213036

Divisors of 1001918949745211820

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 27 28 30 35 36 42 45 54 60 63 70 84 90 105 108 126 135 140 180 189 210 252 270 315 378 420 540 630 756 945 1260 1890 3780 265057923213019 530115846426038 795173769639057 1060231692852076 1325289616065095 1590347539278114 1855405462491133 2385521308917171 2650579232130190 3180695078556228 3710810924982266 3975868848195285 4771042617834342 5301158464260380 5566216387473399 7156563926751513 7421621849964532 7951737696390570 9277027312455665 9542085235668684 11132432774946798 11927606544585855 14313127853503026 15903475392781140 16698649162420197 18554054624911330 22264865549893596 23855213089171710 27831081937366995 28626255707006052 33397298324840394 35782819633757565 37108109249822660 47710426178343420 50095947487260591 55662163874733990 66794596649680788 71565639267515130 83493245812100985 100191894974521182 111324327749467980 143131278535030260 166986491624201970 200383789949042364 250479737436302955 333972983248403940 500959474872605910 1001918949745211820
• Sum of all divisors σ(n): 3562378487982988800
• Sum of proper divisors (its aliquot sum) s(n): 2560459538237776980
• 1001918949745211820 is an abundant number, because the sum of its proper divisors (2560459538237776980) is greater than itself. Its abundance is 1558540588492565160

Bases of 1001918949745211820

• Binary: 110111100111100001111111100111110101010010111011100110101100₂
• Hexadecimal: 0xDE787F9F54BB9AC
• Base-36: 7M1AMJC9M1F0

Squares and roots of 1001918949745211820

• 1001918949745211820 squared (1001918949745211820²) is 1003841581858548288508895016667712400
• 1001918949745211820 cubed (1001918949745211820³) is 1005767903406288780097068624888650631602143892840568000
• The square root of 1001918949745211820 is 1000959015.0177038193
• The cube root of 1001918949745211820 is 1000639.2411986897

Scales and comparisons

• 1,001,918,949,745,211,820 seconds is equal to 31,857,923,463 years, 5 weeks, 2 days, 13 hours, 57 minutes.
• To count from 1 to 1,001,918,949,745,211,820 would take you about one hundred eleven billion, five hundred two million, seven hundred thirty-two thousand, one hundred twenty 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 1001918949745211820 cubic inches would be around 83386.6 feet tall.

Recreational maths with 1001918949745211820

• 1001918949745211820 backwards is 0281125479498191001
• The number of decimal digits it has is: 19
• The sum of 1001918949745211820's digits is 72
• More coming soon!