18045905605120

Names of 18045905605120

• Cardinal: 18045905605120 can be written as Eighteen trillion, forty-five billion, nine hundred five million, six hundred five thousand, one hundred twenty.

Scientific notation

• Scientific notation: 1.804590560512 × 10¹³

Factors of 18045905605120

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 6561

Divisors of 18045905605120

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 64 80 103 128 160 206 256 320 412 512 515 640 824 1030 1280 1648 2060 2560 3296 4120 6451 6592 8240 10609 12902 13184 16480 21218 25804 26368 32255 32960 42436 51608 52736 53045 64510 65920 84872 103216 106090 129020 131840 169744 206432 212180 258040 263680 339488 412864 424360 516080 664453 678976 825728 848720 1032160 1092727 1328906 1357952 1651456 1697440 2064320 2185454 2657812 2715904 3302912 3322265 3394880 4128640 4370908 5315624 5431808 5463635 6644530 6789760 8257280 8741816 10631248 10927270 13289060 13579520 16514560 17483632 21262496 21854540 26578120 27159040 34967264 42524992 43709080 53156240 68438659 69934528 85049984 87418160 106312480 136877318 139869056 170099968 174836320 212624960 273754636 279738112 340199936 342193295 349672640 425249920 547509272 559476224 684386590 699345280 850499840 1095018544 1368773180 1398690560 1700999680 2190037088 2737546360 2797381120 4380074176 5475092720 7049181877 8760148352 10950185440 14098363754 17520296704 21900370880 28196727508 35040593408 35245909385 43800741760 56393455016 70491818770 87601483520 112786910032 140983637540 175202967040 225573820064 281967275080 451147640128 563934550160 902295280256 1127869100320 1804590560512 2255738200640 3609181121024 4511476401280 9022952802560 18045905605120
• Sum of all divisors σ(n): 43698845773440
• Sum of proper divisors (its aliquot sum) s(n): 25652940168320
• 18045905605120 is an abundant number, because the sum of its proper divisors (25652940168320) is greater than itself. Its abundance is 7607034563200

Bases of 18045905605120

• Binary: 100000110100110100011110010110001001000000000₂
• Hexadecimal: 0x1069A3CB1200
• Base-36: 6EA6A9KHS

Squares and roots of 18045905605120

• 18045905605120 squared (18045905605120²) is 325654709108901433370214400
• 18045905605120 cubed (18045905605120³) is 5876734140442047496941154253016137728000
• The square root of 18045905605120 is 4248047.2696428415
• The cube root of 18045905605120 is 26229.6740515377

Scales and comparisons

• 18,045,905,605,120 seconds is equal to 573,803 years, 50 weeks, 6 days, 4 hours, 58 minutes, 40 seconds.
• To count from 1 to 18,045,905,605,120 would take you about one million, four hundred thirty-four thousand, five hundred 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 18045905605120 cubic inches would be around 2185.8 feet tall.

Recreational maths with 18045905605120

• 18045905605120 backwards is 02150650954081
• The number of decimal digits it has is: 14
• The sum of 18045905605120's digits is 46
• More coming soon!