18311944998144

Names of 18311944998144

• Cardinal: 18311944998144 can be written as Eighteen trillion, three hundred eleven billion, nine hundred forty-four million, nine hundred ninety-eight thousand, one hundred forty-four.

Scientific notation

• Scientific notation: 1.8311944998144 × 10¹³

Factors of 18311944998144

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 58375

Divisors of 18311944998144

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 64 84 96 112 128 168 192 224 256 336 384 448 672 768 896 1344 1792 2688 5376 58363 116726 175089 233452 350178 408541 466904 700356 817082 933808 1225623 1400712 1634164 1867616 2451246 2801424 3268328 3735232 4902492 5602848 6536656 7470464 9804984 11205696 13073312 14940928 19609968 22411392 26146624 39219936 44822784 52293248 78439872 104586496 156879744 313759488 3406239769 6812479538 10218719307 13624959076 20437438614 23843678383 27249918152 40874877228 47687356766 54499836304 71531035149 81749754456 95374713532 108999672608 143062070298 163499508912 190749427064 217999345216 286124140596 326999017824 381498854128 435998690432 572248281192 653998035648 762997708256 871997380864 1144496562384 1307996071296 1525995416512 2288993124768 2615992142592 3051990833024 4577986249536 6103981666048 9155972499072 18311944998144
• Sum of all divisors σ(n): 55699787070816
• Sum of proper divisors (its aliquot sum) s(n): 37387842072672
• 18311944998144 is an abundant number, because the sum of its proper divisors (37387842072672) is greater than itself. Its abundance is 19075897074528

Bases of 18311944998144

• Binary: 100001010011110010100111110100000110100000000₂
• Hexadecimal: 0x10A794FA0D00
• Base-36: 6HOE391XC

Squares and roots of 18311944998144

• 18311944998144 squared (18311944998144²) is 335327329615051060163444736
• 18311944998144 cubed (18311944998144³) is 6140495616285318662139156248508166569984
• The square root of 18311944998144 is 4279245.8445553231
• The cube root of 18311944998144 is 26357.9416203145

Scales and comparisons

• 18,311,944,998,144 seconds is equal to 582,263 years, 10 weeks, 5 days, 20 hours, 22 minutes, 24 seconds.
• To count from 1 to 18,311,944,998,144 would take you about one million, four hundred fifty-five thousand, six hundred fifty-eight 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 18311944998144 cubic inches would be around 2196.5 feet tall.

Recreational maths with 18311944998144

• 18311944998144 backwards is 44189944911381
• The number of decimal digits it has is: 14
• The sum of 18311944998144's digits is 66
• More coming soon!