138247617918248363412

Names of 138247617918248363412

• Cardinal: 138247617918248363412 can be written as One hundred thirty-eight quintillion, two hundred forty-seven quadrillion, six hundred seventeen trillion, nine hundred eighteen billion, two hundred forty-eight million, three hundred sixty-three thousand, four hundred twelve.

Scientific notation

• Scientific notation: 1.38247617918248363412 × 10²⁰

Factors of 138247617918248363412

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 14461

Divisors of 138247617918248363412

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 9 12 18 27 36 54 81 108 162 243 324 486 919 972 1838 2757 3676 5514 8271 11028 13537 16542 24813 27074 33084 40611 49626 54148 74439 81222 99252 121833 148878 162444 223317 243666 297756 365499 446634 487332 730998 844561 893268 1096497 1461996 1689122 2192994 2533683 3289491 3378244 4385988 5067366 6578982 7601049 10134732 12440503 13157964 15202098 22803147 24881006 30404196 37321509 45606294 49762012 68409441 74643018 91212588 111964527 136818882 149286036 183250369 205228323 223929054 273637764 335893581 366500738 410456646 447858108 549751107 671787162 733001476 776151559 820913292 1007680743 1099502214 1343574324 1552303118 1649253321 2015361486 2199004428 2328454677 3023042229 3104606236 3298506642 4030722972 4656909354 4947759963 6046084458 6597013284 6985364031 9313818708 9895519926 11432822257 12092168916 13970728062 14843279889 19791039852 20956092093 22865644514 27941456124 29686559778 34298466771 41912184186 44529839667 45731289028 59373119556 62868276279 68596933542 83824368372 89059679334 102895400313 125736552558 137193867084 168407089111 178119358668 188604828837 205790800626 251473105116 308686200939 336814178222 377209657674 411581601252 505221267333 617372401878 673628356444 754419315348 926058602817 1010442534666 1234744803756 1515663801999 1852117205634 2020885069332 2778175808451 3031327603998 3704234411268 4546991405997 5556351616902 6062655207996 9093982811994 10506763654183 11112703233804 13640974217991 18187965623988 21013527308366 27281948435982 31520290962549 40922922653973 42027054616732 54563896871964 63040581925098 81845845307946 94560872887647 126081163850196 154766114893009 163691690615892 189121745775294 283682618662941 309532229786018 378243491550588 464298344679027 567365237325882 619064459572036 851047855988823 928596689358054 1134730474651764 1392895034037081 1702095711977646 1857193378716108 2553143567966469 2785790068074162 3404191423955292 4178685102111243 5106287135932938 5571580136148324 8357370204222486 10212574271865876 12536055306333729 16714740408444972 25072110612667458 37608165919001187 50144221225334916 75216331838002374 142230059586675271 150432663676004748 284460119173350542 426690178760025813 568920238346701084 853380357520051626 1280070536280077439 1706760715040103252 2560141072560154878 3840211608840232317 5120282145120309756 7680423217680464634 11520634826520696951 15360846435360929268 23041269653041393902 34561904479562090853 46082539306082787804 69123808959124181706 138247617918248363412
• Sum of all divisors σ(n): 362823767831924293440
• Sum of proper divisors (its aliquot sum) s(n): 224576149913675930028
• 138247617918248363412 is an abundant number, because the sum of its proper divisors (224576149913675930028) is greater than itself. Its abundance is 86328531995427566616

Bases of 138247617918248363412

• Binary: 1110111111010010010001101000000011110000101000111110010010110010100₂
• Hexadecimal: 0x77E923407851F2594
• Base-36: T6C9EIGXZG590

Squares and roots of 138247617918248363412

• 138247617918248363412 squared (138247617918248363412²) is 19112403860069985954898035316816420281744
• 138247617918248363412 cubed (138247617918248363412³) is 2642244306346210576866578919398657105422431449807791941150528
• The square root of 138247617918248363412 is 11757874719.4485944401
• The cube root of 138247617918248363412 is 5170738.2329623691

Scales and comparisons

• 138,247,617,918,248,363,412 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 138,247,617,918,248,363,412 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 138247617918248363412 cubic inches would be around 430894.9 feet tall.

Recreational maths with 138247617918248363412

• 138247617918248363412 backwards is 214363842819716742831
• The number of decimal digits it has is: 21
• The sum of 138247617918248363412's digits is 90
• More coming soon!