18323640367897229768

Names of 18323640367897229768

• Cardinal: 18323640367897229768 can be written as Eighteen quintillion, three hundred twenty-three quadrillion, six hundred forty trillion, three hundred sixty-seven billion, eight hundred ninety-seven million, two hundred twenty-nine thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 1.8323640367897229768 × 10¹⁹

Factors of 18323640367897229768

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 176799

Divisors of 18323640367897229768

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 4 8 13 26 52 104 169 338 661 676 1322 1352 2644 5288 8593 17186 34372 68744 111709 176123 223418 352246 436921 446836 704492 873842 893672 1408984 1747684 2289599 3495368 4579198 5679973 9158396 11359946 18316792 22719892 29764787 45439784 59529574 73839649 116417303 119059148 147679298 232834606 238118296 295358596 465669212 590717192 931338424 1513424939 3026849878 6053699756 12107399512 19674524207 31019311129 39349048414 62038622258 76951837283 78698096828 124077244516 153903674566 157396193656 248154489032 307807349132 403251044677 615614698264 806502089354 1000373884679 1613004178708 2000747769358 3226008357416 4001495538716 5242263580801 8002991077432 10484527161602 13004860500827 20503764656269 20969054323204 26009721001654 41007529312538 41938108646408 52019442003308 82015058625076 104038884006616 164030117250152 266548940531497 533097881062994 1066195762125988 2132391524251976 3465136226909461 6930272453818922 13552988437793809 13860544907637844 27105976875587618 27721089815275688 54211953751175236 108423907502350472 176188849691319517 352377699382639034 704755398765278068 1409510797530556136 2290455045987153721 4580910091974307442 9161820183948614884 18323640367897229768
• Sum of all divisors σ(n): 37259532797777974755
• Sum of proper divisors (its aliquot sum) s(n): 18935892429880744987
• 18323640367897229768 is an abundant number, because the sum of its proper divisors (18935892429880744987) is greater than itself. Its abundance is 612252061983515219

Bases of 18323640367897229768

• Binary: 1111111001001010101001011101010011110000100001011011100111001000₂
• Hexadecimal: 0xFE4AA5D4F085B9C8
• Base-36: 3V7PWEOFZMMDK

Squares and roots of 18323640367897229768

• 18323640367897229768 squared (18323640367897229768²) is 335755796332032925880602710968585333824
• 18323640367897229768 cubed (18323640367897229768³) is 6152268463425119151086576010049818257804131747763110072832
• The square root of 18323640367897229768 is 4280612148.7349481389
• The cube root of 18323640367897229768 is 2636355.1806622183

Scales and comparisons

• 18,323,640,367,897,229,768 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 18,323,640,367,897,229,768 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and 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 18323640367897229768 cubic inches would be around 219696.3 feet tall.

Recreational maths with 18323640367897229768

• 18323640367897229768 backwards is 86792279876304632381
• The number of decimal digits it has is: 20
• The sum of 18323640367897229768's digits is 101
• More coming soon!