138665945266875

Names of 138665945266875

• Cardinal: 138665945266875 can be written as One hundred thirty-eight trillion, six hundred sixty-five billion, nine hundred forty-five million, two hundred sixty-six thousand, eight hundred seventy-five.

Scientific notation

• Scientific notation: 1.38665945266875 × 10¹⁴

Factors of 138665945266875

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 407

Divisors of 138665945266875

• Number of divisors d(n): 540
• Complete list of divisors:
  1 3 5 9 13 15 19 25 27 39 45 57 65 75 95 117 125 135 169 171 195 225 247 285 325 351 361 367 375 475 507 513 585 625 675 741 845 855 975 1083 1101 1125 1235 1425 1521 1625 1755 1805 1835 1875 2223 2375 2535 2565 2925 3211 3249 3303 3375 3705 4225 4275 4563 4693 4771 4875 5415 5505 5625 6175 6669 6973 7125 7605 8125 8775 9025 9175 9633 9747 9909 11115 11875 12675 12825 14079 14313 14625 16055 16245 16515 16875 18525 20919 21125 21375 22815 23465 23855 24375 27075 27525 28899 30875 33345 34865 35625 38025 42237 42939 43875 45125 45875 48165 48735 49545 55575 61009 62023 62757 63375 64125 70395 71565 73125 80275 81225 82575 86697 90649 92625 104595 105625 106875 114075 117325 119275 126711 128817 132487 134689 135375 137625 144495 154375 166725 174325 183027 186069 188271 190125 211185 214695 219375 225625 229375 240825 243675 247725 271947 277875 305045 310115 313785 316875 320625 351975 357825 397461 401375 404067 406125 412875 433485 453245 463125 522975 549081 558207 570375 586625 596375 633555 644085 662435 673445 676875 688125 722475 815841 833625 871625 915135 930345 941355 950625 1055925 1073475 1178437 1192383 1204125 1212201 1218375 1238625 1359735 1389375 1525225 1550575 1568925 1647243 1674621 1722331 1750957 1759875 1789125 1987305 2006875 2020335 2030625 2064375 2167425 2266225 2447523 2559091 2614875 2745405 2791035 2851875 2933125 2981875 3167775 3220425 3312175 3367225 3535311 3577149 3612375 3636603 4079205 4168125 4358125 4575675 4651725 4706775 5166993 5252871 5279625 5367375 5892185 5961915 6020625 6061005 6091875 6193125 6798675 7626125 7677273 7752875 7844625 8236215 8373105 8611655 8754785 8799375 8945625 9936525 10101675 10605933 10837125 11331125 12237615 12795455 13074375 13727025 13955175 15500979 15758613 15838875 16102125 16560875 16836125 17676555 17885745 18061875 18183015 20396025 22390303 22762441 22878375 23031819 23258625 23533875 25834965 26264355 26398125 26836875 29460925 29809575 30305025 31817799 33268183 33993375 38130625 38386365 38764375 39223125 41181075 41865525 43058275 43773925 46502937 47275839 48622729 49682625 50508375 53029665 54185625 56655625 61188075 63977275 67170909 68287323 68635125 69095457 69775875 77504895 78793065 79194375 80510625 82804375 84180625 88382775 89428725 90915075 99804549 101980125 111951515 113812205 114391875 115159095 116293125 117669375 129174825 131321775 145868187 147304625 149047875 151525125 159088995 166340915 169966875 191931825 201512727 204861969 205905375 209327625 215291375 218869625 232514685 236379195 243113645 248413125 252541875 265148325 299413647 305940375 319886375 335854545 341436615 343175625 345477285 348879375 387524475 393965325 432486379 437604561 441913875 447143625 454575375 499022745 509900625 559757575 569061025 575795475 604538181 614585907 632095477 645874125 656608875 729340935 736523125 745239375 757625625 795444975 831704575 898240941 959659125 1007563635 1024309845 1029526875 1046638125 1076456875 1094348125 1162573425 1181895975 1215568225 1297459137 1312813683 1325741625 1497068235 1529701875 1599431875 1679272725 1707183075 1727386425 1896286431 1937622375 1969826625 2162431895 2188022805 2209569375 2235718125 2272876875 2495113725 2798787875 2845305125 2878977375 3022690905 3072929535 3160477385 3229370625 3283044375 3646704675 3892377411 3977224875 4158522875 4491204705 4798295625 5037818175 5121549225 5688859293 5812867125 5909479875 6077841125 6487295685 6564068415 6628708125 7485341175 8217241201 8396363625 8535915375 8636932125 9481432155 9688111875 9849133125 10812159475 10940114025 11677132233 12475568625 13993939375 14226525625 14394886875 15113454525 15364647675 15802386925 17066577879 18233523375 19461887055 19886124375 20792614375 22456023525 24651723603 25189090875 25607746125 28444296465 29064335625 29547399375 30389205625 32436478425 32820342075 37426705875 41086206005 41981818125 42679576875 43184660625 47407160775 54060797375 54700570125 58385661165 62377843125 73955170809 75567272625 76823238375 79011934625 85332889395 91167616875 97309435275 112280117625 123258618015 125945454375 128038730625 142221482325 162182392125 164101710375 187133529375 205431030025 221865512427 237035803875 270303986875 273502850625 291928305825 369775854045 377836363125 384116191875 395059673125 426664446975 486547176375 561400588125 616293090075 711107411625 810911960625 820508551875 1027155150125 1109327562135 1185179019375 1459641529125 1848879270225 2133322234875 2432735881875 3081465450375 3555537058125 5135775750625 5546637810675 7298207645625 9244396351125 10666611174375 15407327251875 27733189053375 46221981755625 138665945266875
• Sum of all divisors σ(n): 294173934551640
• Sum of proper divisors (its aliquot sum) s(n): 155507989284765
• 138665945266875 is an abundant number, because the sum of its proper divisors (155507989284765) is greater than itself. Its abundance is 16842044017890

Bases of 138665945266875

• Binary: 11111100001110110101110011010001111101010111011₂
• Hexadecimal: 0x7E1DAE68FABB
• Base-36: 1D5I97KA0R

Squares and roots of 138665945266875

• 138665945266875 squared (138665945266875²) is 19228244376755973214972265625
• 138665945266875 cubed (138665945266875³) is 2666302682325340778295567713427364013671875
• The square root of 138665945266875 is 11775650.5241483369
• The cube root of 138665945266875 is 51759.4840861769

Scales and comparisons

• 138,665,945,266,875 seconds is equal to 4,409,148 years, 7 weeks, 1 day, 1 hour, 41 minutes, 15 seconds.
• To count from 1 to 138,665,945,266,875 would take you about eleven million, twenty-two thousand, eight hundred seventy 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 138665945266875 cubic inches would be around 4313.3 feet tall.

Recreational maths with 138665945266875

• 138665945266875 backwards is 578662549566831
• The number of decimal digits it has is: 15
• The sum of 138665945266875's digits is 81
• More coming soon!