138743694243

Names of 138743694243

• Cardinal: 138743694243 can be written as One hundred thirty-eight billion, seven hundred forty-three million, six hundred ninety-four thousand, two hundred forty-three.

Scientific notation

• Scientific notation: 1.38743694243 × 10¹¹

Factors of 138743694243

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 158

Divisors of 138743694243

• Number of divisors d(n): 288
• Complete list of divisors:
  1 3 7 9 11 17 19 21 33 51 57 63 77 99 101 119 133 153 171 187 209 231 289 303 323 357 361 399 561 627 693 707 867 909 969 1071 1083 1111 1197 1309 1463 1683 1717 1881 1919 2023 2121 2261 2527 2601 2907 3179 3249 3333 3553 3927 3971 4389 5151 5491 5757 6069 6137 6363 6783 6859 7581 7777 9537 9999 10659 11781 11913 12019 13167 13433 15453 16473 17271 18207 18411 18887 20349 20577 21109 22253 22743 23331 24871 27797 28611 29189 31977 32623 35739 36057 36461 38437 40299 42959 48013 49419 55233 56661 60401 61731 63327 66759 67507 69993 74613 75449 83391 87567 97869 104329 108171 109383 115311 116603 120897 128877 132209 144039 147763 169983 181203 189981 200277 202521 204323 223839 226347 228361 250173 255227 262701 293607 312987 321079 328149 345933 349809 358853 386631 396627 401071 422807 432117 443289 472549 528143 543609 554591 607563 612969 619837 679041 685083 692759 730303 765681 816221 938961 963237 1049427 1076559 1147619 1189881 1203213 1268421 1282633 1329867 1417647 1584429 1663773 1838907 1859511 1982251 2055249 2078277 2190909 2247553 2297043 2448663 2511971 2807497 2889711 3229677 3442857 3609639 3805263 3847899 3882137 4252941 4338859 4753287 4849313 4991319 5578533 5946753 6100501 6234831 6572727 6742659 6818207 7345989 7535913 7620349 8033333 8422491 8978431 10328571 10537229 11543697 11646411 11776903 13016577 13875757 14547939 17840259 18301503 20227977 20454621 21804761 22607739 22861047 24099999 25267473 26935293 31611687 34939233 35330709 39049731 41627271 42703507 43643817 47727449 53342443 54904509 61363863 65414283 68583141 72299997 73760603 80805879 82438321 94835061 105992127 115909519 124881813 128110521 129545933 143182347 152633327 160027329 196242849 200207351 221281809 247314963 347728557 384331563 388637799 429547041 457899981 480081987 600622053 663845427 741944889 811366633 906821531 1043185671 1165913397 1373699943 1401451457 1801866159 2202280861 2434099899 2720464593 4204354371 6606842583 7302299697 8161393779 12613063113 15415966027 19820527749 46247898081 138743694243
• Sum of all divisors σ(n): 282938273280
• Sum of proper divisors (its aliquot sum) s(n): 144194579037
• 138743694243 is an abundant number, because the sum of its proper divisors (144194579037) is greater than itself. Its abundance is 5450884794

Bases of 138743694243

• Binary: 10000001001101110001001100001110100011₂
• Hexadecimal: 0x204DC4C3A3
• Base-36: 1RQKEVMR

Squares and roots of 138743694243

• 138743694243 squared (138743694243²) is 19249812692195071343049
• 138743694243 cubed (138743694243³) is 2670790126400933650931561819366907
• The square root of 138743694243 is 372483.1462536259
• The cube root of 138743694243 is 5176.9155999487

Scales and comparisons

• 138,743,694,243 seconds is equal to 4,411 years, 32 weeks, 1 day, 19 hours, 4 minutes, 3 seconds.
• To count from 1 to 138,743,694,243 would take you about eight thousand, eight hundred twenty-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 138743694243 cubic inches would be around 431.4 feet tall.

Recreational maths with 138743694243

• 138743694243 backwards is 342496347831
• The number of decimal digits it has is: 12
• The sum of 138743694243's digits is 54
• More coming soon!