18363966379161

Names of 18363966379161

• Cardinal: 18363966379161 can be written as Eighteen trillion, three hundred sixty-three billion, nine hundred sixty-six million, three hundred seventy-nine thousand, one hundred sixty-one.

Scientific notation

• Scientific notation: 1.8363966379161 × 10¹³

Factors of 18363966379161

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 155

Divisors of 18363966379161

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 13 31 37 39 71 93 111 213 403 481 923 961 1147 1209 1369 1443 2201 2627 2769 2883 3441 4107 5041 6603 7881 12493 14911 15123 17797 28613 34151 35557 37479 42439 44733 53391 65533 68231 81437 85839 97199 102453 106671 127317 156271 186517 196599 204693 244311 291597 357911 462241 468813 551707 559551 887003 1058681 1073733 1263587 1315609 1386723 1655121 2031523 2424721 2524547 2661009 3013169 3176043 3790761 3946827 4652843 4844401 5782027 6094569 6901129 7274163 7573641 9039507 11095241 13242707 13958529 14533203 17102917 17346081 20703387 32819111 33285723 39171197 39728121 51308751 62977213 75166351 89714677 93408239 98457333 117513591 144238133 172155191 179242837 188931639 213934999 225499053 269144031 280224717 343952471 410523917 432714399 489980159 516465573 537728511 641804997 1031857413 1214307107 1231571751 1469940477 2330156881 2781154987 3642921321 4471382123 5336810921 6369742067 6631984969 6990470643 8343464961 12726241427 13414146369 15189384929 16010432763 19109226201 19895954907 38178724281 45568154787 86215804597 165441138551 197462004077 258647413791 470870932799 496323415653 592386012231 1412612798397 6121322126387 18363966379161
• Sum of all divisors σ(n): 28403163298944
• Sum of proper divisors (its aliquot sum) s(n): 10039196919783
• 18363966379161 is a deficient number, because the sum of its proper divisors (10039196919783) is less than itself. Its deficiency is 8324769459378

Bases of 18363966379161

• Binary: 100001011001110110001101100010101010010011001₂
• Hexadecimal: 0x10B3B1B15499
• Base-36: 6ICAFFSEX

Squares and roots of 18363966379161

• 18363966379161 squared (18363966379161²) is 337235261174955568815063921
• 18363966379161 cubed (18363966379161³) is 6192976998084462979587822560559137350281
• The square root of 18363966379161 is 4285319.8689433907
• The cube root of 18363966379161 is 26382.8776231339

Scales and comparisons

• 18,363,966,379,161 seconds is equal to 583,917 years, 17 weeks, 3 hours, 59 minutes, 21 seconds.
• To count from 1 to 18,363,966,379,161 would take you about one million, four hundred fifty-nine thousand, seven hundred ninety-three 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 18363966379161 cubic inches would be around 2198.6 feet tall.

Recreational maths with 18363966379161

• 18363966379161 backwards is 16197366936381
• The number of decimal digits it has is: 14
• The sum of 18363966379161's digits is 69
• More coming soon!