18438922829574

Names of 18438922829574

• Cardinal: 18438922829574 can be written as Eighteen trillion, four hundred thirty-eight billion, nine hundred twenty-two million, eight hundred twenty-nine thousand, five hundred seventy-four.

Scientific notation

• Scientific notation: 1.8438922829574 × 10¹³

Factors of 18438922829574

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 312945

Divisors of 18438922829574

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 6 9 13 18 23 26 27 39 46 54 69 78 117 138 169 207 234 281 299 338 351 414 507 562 598 621 702 843 897 1014 1242 1521 1686 1794 2529 2691 3042 3653 3887 4563 5058 5382 6463 7306 7587 7774 8073 9126 10959 11661 12926 15174 16146 19389 21918 23322 32877 34983 38778 47489 58167 65754 69966 84019 94978 98631 104949 116334 142467 168038 174501 197262 209898 252057 284934 312623 349002 427401 504114 625246 756171 854802 937869 1092247 1282203 1512342 1875738 2184494 2268513 2564406 2813607 3276741 4064099 4537026 5627214 6553482 7190329 8128198 8440821 9830223 12192297 14380658 16881642 19660446 21570987 24384594 29490669 36576891 43141974 52833287 58981338 64712961 73153782 87847063 93474277 105666574 109730673 129425922 158499861 175694126 186948554 194138883 219461346 263541189 280422831 316999722 388277766 475499583 527082378 560845662 790623567 841268493 950999166 1142011819 1215165601 1426498749 1581247134 1682536986 2020482449 2284023638 2371870701 2430331202 2523805479 2852997498 3426035457 3645496803 4040964898 4743741402 5047610958 6061447347 6852070914 7290993606 10278106371 10936490409 12122894694 14846153647 18184342041 20556212742 21872980818 26266271837 29692307294 30834319113 32809471227 36368684082 44538460941 52532543674 54553026123 61668638226 65618942454 78798815511 89076921882 109106052246 133615382823 157597631022 236396446533 267230765646 341461533881 400846148469 472792893066 682923067762 709189339599 801692296938 1024384601643 1418378679198 2048769203286 3073153804929 6146307609858 9219461414787 18438922829574
• Sum of all divisors σ(n): 46463829534720
• Sum of proper divisors (its aliquot sum) s(n): 28024906705146
• 18438922829574 is an abundant number, because the sum of its proper divisors (28024906705146) is greater than itself. Its abundance is 9585983875572

Bases of 18438922829574

• Binary: 100001100010100100101011100011111111100000110₂
• Hexadecimal: 0x10C52571FF06
• Base-36: 6JAQ2KNPI

Squares and roots of 18438922829574

• 18438922829574 squared (18438922829574²) is 339993875114985246649021476
• 18438922829574 cubed (18438922829574³) is 6269120825773032948750839375904213931224
• The square root of 18438922829574 is 4294056.6868142297
• The cube root of 18438922829574 is 26418.7246778463

Scales and comparisons

• 18,438,922,829,574 seconds is equal to 586,300 years, 36 weeks, 6 days, 16 hours, 12 minutes, 54 seconds.
• To count from 1 to 18,438,922,829,574 would take you about one million, four hundred sixty-five thousand, seven hundred fifty-one 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 18438922829574 cubic inches would be around 2201.6 feet tall.

Recreational maths with 18438922829574

• 18438922829574 backwards is 47592822983481
• The number of decimal digits it has is: 14
• The sum of 18438922829574's digits is 72
• More coming soon!