18331012388928

Names of 18331012388928

• Cardinal: 18331012388928 can be written as Eighteen trillion, three hundred thirty-one billion, twelve million, three hundred eighty-eight thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 1.8331012388928 × 10¹³

Factors of 18331012388928

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 53810

Divisors of 18331012388928

• Number of divisors d(n): 252
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 31 32 43 48 62 64 86 93 96 124 129 172 186 192 248 258 344 372 496 516 688 744 961 992 1032 1333 1376 1488 1849 1922 1984 2064 2666 2752 2883 2976 3698 3844 3999 4128 5332 5547 5766 5952 7396 7688 7998 8256 10664 11094 11532 14792 15376 15996 21328 22188 23064 29584 30752 31992 41323 42656 44376 46128 53731 57319 59168 61504 63984 82646 85312 88752 92256 107462 114638 118336 123969 127968 161193 165292 171957 177504 184512 214924 229276 247938 255936 322386 330584 343914 355008 429848 458552 495876 644772 661168 687828 859696 917104 991752 1289544 1322336 1375656 1665661 1719392 1776889 1834208 1983504 2310433 2579088 2644672 2751312 3331322 3438784 3553778 3668416 3967008 4620866 4996983 5158176 5330667 5502624 6662644 6931299 7107556 7934016 9241732 9993966 10316352 10661334 11005248 13325288 13862598 14215112 18483464 19987932 21322668 26650576 27725196 28430224 36966928 39975864 42645336 51635491 53301152 55450392 56860448 71623423 73933856 79951728 85290672 99348619 103270982 106602304 110900784 113720896 143246846 147867712 154906473 159903456 170581344 198697238 206541964 214870269 221801568 286493692 298045857 309812946 319806912 341162688 397394476 413083928 429740538 443603136 572987384 596091714 619625892 794788952 826167856 859481076 1145974768 1192183428 1239251784 1589577904 1652335712 1718962152 2220326113 2291949536 2384366856 2478503568 3079807189 3179155808 3304671424 3437924304 4440652226 4583899072 4768733712 4957007136 6159614378 6358311616 6660978339 6875848608 8881304452 9239421567 9537467424 9914014272 12319228756 13321956678 13751697216 17762608904 18478843134 19074934848 24638457512 26643913356 35525217808 36957686268 49276915024 53287826712 71050435616 73915372536 95474022859 98553830048 106575653424 142100871232 147830745072 190948045718 197107660096 213151306848 286422068577 295661490144 381896091436 426302613696 572844137154 591322980288 763792182872 1145688274308 1527584365744 2291376548616 3055168731488 4582753097232 6110337462976 9165506194464 18331012388928
• Sum of all divisors σ(n): 51309358020144
• Sum of proper divisors (its aliquot sum) s(n): 32978345631216
• 18331012388928 is an abundant number, because the sum of its proper divisors (32978345631216) is greater than itself. Its abundance is 14647333242288

Bases of 18331012388928

• Binary: 100001010110000000101011110110101100001000000₂
• Hexadecimal: 0x10AC057B5840
• Base-36: 6HX5FHETC

Squares and roots of 18331012388928

• 18331012388928 squared (18331012388928²) is 336026015203031821536989184
• 18331012388928 cubed (18331012388928³) is 6159697047688884797861167462512337354752
• The square root of 18331012388928 is 4281473.1563946539
• The cube root of 18331012388928 is 26367.0868865537

Scales and comparisons

• 18,331,012,388,928 seconds is equal to 582,869 years, 25 weeks, 4 days, 5 hours, 48 minutes, 48 seconds.
• To count from 1 to 18,331,012,388,928 would take you about one million, four hundred fifty-seven thousand, one hundred seventy-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 18331012388928 cubic inches would be around 2197.3 feet tall.

Recreational maths with 18331012388928

• 18331012388928 backwards is 82988321013381
• The number of decimal digits it has is: 14
• The sum of 18331012388928's digits is 57
• More coming soon!