18739121079798

Names of 18739121079798

• Cardinal: 18739121079798 can be written as Eighteen trillion, seven hundred thirty-nine billion, one hundred twenty-one million, seventy-nine thousand, seven hundred ninety-eight.

Scientific notation

• Scientific notation: 1.8739121079798 × 10¹³

Factors of 18739121079798

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 26513

Divisors of 18739121079798

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 27 42 54 63 126 189 378 523 1046 1569 3138 3661 4391 4707 7322 8782 9414 10983 13173 14121 21587 21966 26346 28242 30737 32949 39519 43174 61474 64761 65898 79038 92211 98847 118557 129522 151109 184422 194283 197694 237114 276633 302218 388566 453327 553266 582849 829899 906654 1165698 1359981 1659798 2296493 2719962 4079943 4592986 6889479 8159886 11290001 13778958 16075451 20668437 22580002 32150902 33870003 41336874 48226353 62005311 67740006 79030007 94788517 96452706 101610009 124010622 144679059 158060014 189577034 203220018 237090021 284365551 289358118 304830027 434037177 474180042 568731102 609660054 663519619 711270063 853096653 868074354 1327039238 1422540126 1706193306 1990558857 2133810189 2559289959 3981117714 4267620378 5118579918 5971676571 11943353142 17915029713 35830059426 49574394391 99148788782 148723183173 297446366346 347020760737 446169549519 694041521474 892339099038 1041062282211 1338508648557 2082124564422 2677017297114 3123186846633 6246373693266 9369560539899 18739121079798
• Sum of all divisors σ(n): 47695484067840
• Sum of proper divisors (its aliquot sum) s(n): 28956362988042
• 18739121079798 is an abundant number, because the sum of its proper divisors (28956362988042) is greater than itself. Its abundance is 10217241908244

Bases of 18739121079798

• Binary: 100010000101100001010101001111100010111110110₂
• Hexadecimal: 0x110B0AA7C5F6
• Base-36: 6N4MSV01I

Squares and roots of 18739121079798

• 18739121079798 squared (18739121079798²) is 351154658843329761483720804
• 18739121079798 cubed (18739121079798³) is 6580329669800315909724611983251236717592
• The square root of 18739121079798 is 4328870.6471547517
• The cube root of 18739121079798 is 26561.3252009663

Scales and comparisons

• 18,739,121,079,798 seconds is equal to 595,846 years, 4 weeks, 3 days, 11 hours, 3 minutes, 18 seconds.
• To count from 1 to 18,739,121,079,798 would take you about one million, four hundred eighty-nine thousand, six hundred fifteen 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 18739121079798 cubic inches would be around 2213.4 feet tall.

Recreational maths with 18739121079798

• 18739121079798 backwards is 89797012193781
• The number of decimal digits it has is: 14
• The sum of 18739121079798's digits is 72
• More coming soon!