138180385966221

Names of 138180385966221

• Cardinal: 138180385966221 can be written as One hundred thirty-eight trillion, one hundred eighty billion, three hundred eighty-five million, nine hundred sixty-six thousand, two hundred twenty-one.

Scientific notation

• Scientific notation: 1.38180385966221 × 10¹⁴

Factors of 138180385966221

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 118

Divisors of 138180385966221

• Number of divisors d(n): 224
• Complete list of divisors:
  1 3 9 17 19 27 51 57 79 81 153 171 237 243 323 361 459 513 711 729 969 1083 1343 1377 1501 1539 2133 2187 2907 3249 4029 4131 4503 4617 6137 6399 6859 8721 9747 12087 12393 13509 13851 18411 19197 20577 25517 26163 28519 29241 36261 37179 40527 41553 55233 57591 61731 76551 78489 85557 87723 108783 116603 121581 130321 165699 172773 185193 229653 235467 256671 263169 326349 349809 364743 390963 484823 497097 541861 555579 688959 706401 770013 789507 979047 1049427 1094229 1172889 1454469 1491291 1625583 1666737 2066877 2215457 2310039 2476099 2937141 3148281 3282687 3518667 4363407 4473873 4876749 5000211 6200631 6646371 6930117 7428297 9211637 9444843 10295359 10556001 13090221 13421619 14630247 15000633 18601893 19939113 20790351 22284891 27634911 28334529 30886077 31668003 39270663 42093683 43890741 47045881 55805679 59817339 62371053 66854673 82904733 85003587 92658231 95004009 117811989 126281049 131672223 141137643 175021103 179452017 195611821 200564019 248714199 255010761 277974693 285012027 353435967 378843147 395016669 423412929 525063309 538356051 586835463 601692057 746142597 799779977 833924079 1060307901 1136529441 1185050007 1270238787 1575189927 1615068153 1760506389 1805076171 2238427791 2399339931 2501772237 3325400957 3409588323 3716624599 3810716361 4725569781 4845204459 5281519167 5415228513 6715283373 7198019793 7505316711 9976202871 10228764969 11149873797 11432149083 14176709343 15844557501 20145850119 21594059379 22515950133 29928608613 30686294907 33449621391 34296447249 42530128029 47533672503 63182618183 64782178137 89785825839 92058884721 100348864173 102889341747 127590384087 142601017509 189547854549 194346534411 269357477517 301046592519 382771152261 427803052527 568643563647 583039603233 808072432551 903139777557 1705930690941 1749118809699 2424217297653 2709419332671 5117792072823 7272651892959 8128257998013 15353376218469 46060128655407 138180385966221
• Sum of all divisors σ(n): 234551944051200
• Sum of proper divisors (its aliquot sum) s(n): 96371558084979
• 138180385966221 is a deficient number, because the sum of its proper divisors (96371558084979) is less than itself. Its deficiency is 41808827881242

Bases of 138180385966221

• Binary: 11111011010110010100000110100100000100010001101₂
• Hexadecimal: 0x7DACA0D2088D
• Base-36: 1CZB6Y3BT9

Squares and roots of 138180385966221

• 138180385966221 squared (138180385966221²) is 19093819065773805483753020841
• 138180385966221 cubed (138180385966221³) is 2638391288077813716211135773039731335011861
• The square root of 138180385966221 is 11755015.3537211935
• The cube root of 138180385966221 is 51698.9989375785

Scales and comparisons

• 138,180,385,966,221 seconds is equal to 4,393,708 years, 44 weeks, 2 days, 18 hours, 10 minutes, 21 seconds.
• To count from 1 to 138,180,385,966,221 would take you about ten million, nine hundred eighty-four thousand, two hundred seventy-two 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 138180385966221 cubic inches would be around 4308.2 feet tall.

Recreational maths with 138180385966221

• 138180385966221 backwards is 122669583081831
• The number of decimal digits it has is: 15
• The sum of 138180385966221's digits is 63
• More coming soon!