18120545164288

Names of 18120545164288

• Cardinal: 18120545164288 can be written as Eighteen trillion, one hundred twenty billion, five hundred forty-five million, one hundred sixty-four thousand, two hundred eighty-eight.

Scientific notation

• Scientific notation: 1.8120545164288 × 10¹³

Factors of 18120545164288

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 513

Divisors of 18120545164288

• Number of divisors d(n): 198
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 56 64 112 128 137 224 256 274 367 448 512 548 734 896 959 1024 1096 1468 1792 1918 2192 2569 2936 3584 3836 4384 5138 5872 7168 7672 8768 10276 11744 15344 17536 18769 20552 23488 30688 35072 37538 41104 46976 50279 61376 70144 75076 82208 93952 100558 122752 131383 134689 140288 150152 164416 187904 201116 245504 262766 269378 300304 328832 351953 375808 402232 491008 525532 538756 600608 657664 703906 804464 942823 982016 1051064 1077512 1201216 1315328 1407812 1608928 1885646 2102128 2155024 2402432 2630656 2815624 3217856 3771292 4204256 4310048 4804864 5631248 6435712 6888223 7542584 8408512 8620096 9609728 11262496 12871424 13776446 15085168 16817024 17240192 18452393 19219456 22524992 25742848 27552892 30170336 33634048 34480384 36904786 45049984 48217561 51485696 55105784 60340672 67268096 68960768 73809572 90099968 96435122 110211568 120681344 129166751 134536192 137921536 147619144 180199936 192870244 220423136 241362688 258333502 295238288 360399872 385740488 440846272 482725376 516667004 590476576 771480976 881692544 965450752 1033334008 1180953152 1542961952 1763385088 2066668016 2361906304 2527977841 3085923904 3526770176 4133336032 4723812608 5055955682 6171847808 7053540352 8266672064 9447625216 10111911364 12343695616 16533344128 17695844887 18895250432 20223822728 24687391232 33066688256 35391689774 40447645456 49374782464 66133376512 70783379548 80895290912 132266753024 141566759096 161790581824 283133518192 323581163648 566267036384 647162327296 1132534072768 1294324654592 2265068145536 2588649309184 4530136291072 9060272582144 18120545164288
• Sum of all divisors σ(n): 41816487718824
• Sum of proper divisors (its aliquot sum) s(n): 23695942554536
• 18120545164288 is an abundant number, because the sum of its proper divisors (23695942554536) is greater than itself. Its abundance is 5575397390248

Bases of 18120545164288

• Binary: 100000111101100000100101010000101110000000000₂
• Hexadecimal: 0x107B04A85C00
• Base-36: 6F8GOQCXS

Squares and roots of 18120545164288

• 18120545164288 squared (18120545164288²) is 328354157051001220910546944
• 18120545164288 cubed (18120545164288³) is 5949956332724382672159395454316416335872
• The square root of 18120545164288 is 4256823.3654085297
• The cube root of 18120545164288 is 26265.7871060447

Scales and comparisons

• 18,120,545,164,288 seconds is equal to 576,177 years, 14 weeks, 5 days, 23 hours, 51 minutes, 28 seconds.
• To count from 1 to 18,120,545,164,288 would take you about one million, four hundred forty thousand, four hundred forty-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 18120545164288 cubic inches would be around 2188.8 feet tall.

Recreational maths with 18120545164288

• 18120545164288 backwards is 88246154502181
• The number of decimal digits it has is: 14
• The sum of 18120545164288's digits is 55
• More coming soon!