138893971023334449

Names of 138893971023334449

• Cardinal: 138893971023334449 can be written as One hundred thirty-eight quadrillion, eight hundred ninety-three trillion, nine hundred seventy-one billion, twenty-three million, three hundred thirty-four thousand, four hundred forty-nine.

Scientific notation

• Scientific notation: 1.38893971023334449 × 10¹⁷

Factors of 138893971023334449

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 358

Divisors of 138893971023334449

• Number of divisors d(n): 384
• Complete list of divisors:
  1 3 9 13 27 31 39 81 93 117 169 243 279 311 351 403 507 729 837 933 961 1053 1209 1521 2187 2197 2511 2799 2883 3159 3627 4043 4563 5239 6591 7533 8397 8649 9477 9641 10881 12129 12493 13689 15717 19773 22599 25191 25947 28431 28923 32643 36387 37479 41067 47151 52559 59319 67797 68107 75573 77841 86769 96721 97929 109161 112437 123201 125333 141453 157677 162409 177957 204321 226719 233523 260307 290163 293787 298871 327483 337311 369603 375999 424359 473031 487227 533871 612963 680157 683267 700569 780921 870489 881361 896613 982449 1011933 1127997 1257373 1273077 1419093 1461681 1601613 1629329 1838889 2049801 2101707 2111317 2342763 2611467 2689839 2947347 2998351 3035799 3383991 3772119 3819231 3885323 4257279 4385043 4804839 4887987 5516667 6149403 6333951 7028289 7834401 8069517 8842041 8995053 9107397 10151973 11316357 11457693 11655969 12771837 13155129 14663961 16345849 16550001 18448209 19001853 21084867 21181277 23503203 24208551 26985159 27322191 30080231 30455919 33949071 34967907 38315511 38978563 39465387 43991883 49037547 49650003 50509199 55344627 57005559 63543831 70509609 72625653 80955477 90240693 91367757 92948881 101847213 104903721 114946533 116935689 118396161 131975649 147112641 148950009 151527597 166033881 171016677 190631493 211528827 212496037 217876959 242866431 270722079 274103271 278846643 305541639 314711163 350807067 355188483 391043003 395926947 441337923 454582791 498101643 506721319 513050031 571894479 637488111 653630877 656619587 728599293 812166237 836539929 916624917 932487161 944133489 1052421201 1173129009 1187780841 1208335453 1324013769 1363748373 1494304929 1520163957 1539150093 1715683437 1912464333 1969858761 2185797879 2436498711 2509619787 2749874751 2797461483 2832400467 3157263603 3519387027 3563342523 3625006359 3972041307 4091245119 4560491871 4617450279 5083559039 5147050311 5737392999 5909576283 6557393637 6587377147 7309496133 7528859361 8392384449 8497201401 9471790809 10558161081 10875019077 11916123921 12122333093 12273735357 13681475613 15250677117 15441150933 15708360889 17212178997 17728728849 19762131441 21928488399 22586578083 25177153347 28415372427 28907101991 31674483243 32625057231 35748371763 36366999279 36821206071 41044426839 45752031351 46323452799 47125082667 51636536991 53186186547 59286394323 65785465197 66086267507 67759734249 75531460041 85246117281 86721305973 95023449729 97875171693 109100997837 110463618213 123133280517 137256094053 141375248001 154909610973 157590330209 159558559641 177859182969 198258802521 203279202747 204208691557 226594380123 260163917919 285070349187 293625515079 327302993511 369399841551 375792325883 411768282159 424125744003 464728832919 472770990627 478675678923 533577548907 594776407563 612626074671 679783140369 780491753757 855211047561 880876545237 981908980533 1108199524653 1127376977649 1235304846477 1272377232009 1418312971881 1436027036769 1600732646721 1784329222689 1837878224013 2039349421107 2048674292717 2341475261271 2642629635711 2945726941599 3382130932947 3705914539431 3817131696027 4254938915643 4802197940163 4885300236479 5352987668067 5513634672039 6146022878151 7024425783813 8837180824797 10146392798841 11117743618293 11451395088081 12764816746929 14406593820489 14655900709437 16058963004201 16540904016117 18438068634453 21073277351439 26511542474391 30439178396523 34354185264243 38294450240787 43967702128311 48176889012603 49622712048351 55314205903359 63219832054317 63508903074227 91317535189569 114883350722361 131903106384933 144530667037809 148868136145053 165942617710077 190526709222681 273952605568707 344650052167083 395709319154799 446604408435159 497827853130231 571580127668043 821857816706121 1187127957464397 1493483559390693 1714740383004129 3561383872393191 4480450678172079 5144221149012387 10684151617179573 15432663447037161 46297990341111483 138893971023334449
• Sum of all divisors σ(n): 233926763133772800
• Sum of proper divisors (its aliquot sum) s(n): 95032792110438351
• 138893971023334449 is a deficient number, because the sum of its proper divisors (95032792110438351) is less than itself. Its deficiency is 43861178912896098

Bases of 138893971023334449

• Binary: 111101101011100110101010010101100010010100000110000110001₂
• Hexadecimal: 0x1ED7354AC4A0C31
• Base-36: 11ZLSXF78E29

Squares and roots of 138893971023334449

• 138893971023334449 squared (138893971023334449²) is 19291535186630869565958454510133601
• 138893971023334449 cubed (138893971023334449³) is 2679477929207544929143159675647825276305103495720849
• The square root of 138893971023334449 is 372684814.5864470945
• The cube root of 138893971023334449 is 517878.4007979405

Scales and comparisons

• 138,893,971,023,334,449 seconds is equal to 4,416,398,651 years, 14 weeks, 4 days, 8 hours, 54 minutes, 9 seconds.
• To count from 1 to 138,893,971,023,334,449 would take you about thirteen billion, two hundred forty-nine million, one hundred ninety-five thousand, nine hundred fifty-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 138893971023334449 cubic inches would be around 43156.5 feet tall.

Recreational maths with 138893971023334449

• 138893971023334449 backwards is 944433320179398831
• 138893971023334449 is a Harshad number.
• The number of decimal digits it has is: 18
• The sum of 138893971023334449's digits is 81
• More coming soon!