66688391872512

Names of 66688391872512

• Cardinal: 66688391872512 can be written as Sixty-six trillion, six hundred eighty-eight billion, three hundred ninety-one million, eight hundred seventy-two thousand, five hundred twelve.

Scientific notation

• Scientific notation: 6.6688391872512 × 10¹³

Factors of 66688391872512

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 22
• Sum of prime factors: 256

Divisors of 66688391872512

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 24 32 34 36 41 48 51 64 68 72 82 96 102 123 128 136 144 153 164 192 193 204 246 256 272 288 306 328 369 384 386 408 492 512 544 576 579 612 656 697 738 768 772 816 984 1024 1088 1152 1158 1224 1312 1394 1476 1536 1544 1632 1681 1737 1968 2048 2091 2176 2304 2316 2448 2624 2788 2952 3072 3088 3264 3281 3362 3474 3936 4096 4182 4352 4608 4632 4896 5043 5248 5576 5904 6144 6176 6273 6528 6562 6724 6948 7872 7913 8192 8364 8704 9216 9264 9792 9843 10086 10496 11152 11808 12288 12352 12546 13056 13124 13448 13896 15129 15744 15826 16384 16728 17408 18432 18528 19584 19686 20172 20992 22304 23616 23739 24576 24704 25092 26112 26248 26896 27792 28577 29529 30258 31488 31652 32768 33456 34816 36864 37056 39168 39372 40344 41984 44608 47232 47478 49152 49408 50184 52224 52496 53792 55584 57154 59058 60516 62976 63304 66912 68921 69632 71217 73728 74112 78336 78744 80688 83968 85731 89216 94464 94956 98304 98816 100368 104448 104992 107584 111168 114308 118116 121032 125952 126608 133824 134521 137842 139264 142434 147456 148224 156672 157488 161376 167936 171462 178432 188928 189912 197632 200736 206763 208896 209984 215168 222336 228616 236232 242064 251904 253216 257193 267648 269042 275684 278528 284868 294912 296448 313344 314976 322752 324433 335872 342924 356864 377856 379824 395264 401472 403563 413526 417792 419968 430336 444672 457232 472464 484128 503808 506432 514386 535296 538084 551368 557056 569736 592896 620289 626688 629952 645504 648866 671744 685848 713728 755712 759648 790528 802944 807126 827052 835584 839936 860672 889344 914464 944928 968256 973299 1007616 1012864 1028772 1070592 1076168 1102736 1139472 1171657 1185792 1210689 1240578 1253376 1259904 1291008 1297732 1343488 1371696 1427456 1511424 1519296 1581056 1605888 1614252 1654104 1671168 1679872 1721344 1778688 1828928 1889856 1936512 1946598 2015232 2025728 2057544 2141184 2152336 2205472 2278944 2343314 2371584 2421378 2481156 2506752 2519808 2582016 2595464 2743392 2854912 2919897 3022848 3038592 3162112 3211776 3228504 3308208 3359744 3442688 3514971 3557376 3657856 3779712 3873024 3893196 4030464 4051456 4115088 4282368 4304672 4410944 4557888 4686628 4743168 4842756 4962312 5013504 5039616 5164032 5190928 5486784 5515361 5709824 5839794 6045696 6077184 6324224 6423552 6457008 6616416 6719488 6885376 7029942 7114752 7315712 7559424 7746048 7786392 8102912 8230176 8564736 8609344 8821888 9115776 9373256 9486336 9685512 9924624 10079232 10328064 10381856 10544913 10973568 11030722 11419648 11679588 12091392 12154368 12847104 12914016 13232832 13301753 13438976 13770752 14059884 14229504 14631424 15118848 15492096 15572784 16205824 16460352 16546083 17129472 17218688 17643776 18231552 18746512 18972672 19371024 19849248 20158464 20656128 20763712 21089826 21947136 22061444 22839296 23359176 24308736 25694208 25828032 26465664 26603506 26877952 27541504 28119768 28459008 29262848 30237696 30984192 31145568 32411648 32920704 33092166 34258944 34437376 35287552 36463104 37493024 38742048 39698496 39905259 40316928 41312256 41527424 42179652 43894272 44122888 46718352 48617472 49638249 51388416 51656064 52931328 53207012 53755904 55083008 56239536 56918016 58525696 60475392 61968384 62291136 64823296 65841408 66184332 68517888 68874752 70575104 72926208 74986048 77484096 79396992 79810518 80633856 82624512 83054848 84359304 87788544 88245776 93436704 97234944 99276498 102776832 103312128 105862656 106414024 107511808 112479072 117051392 119715777 120950784 123936768 124582272 129646592 131682816 132368664 137749504 141150208 145852416 149972096 154968192 158793984 159621036 161267712 165249024 166109696 168718608 175577088 176491552 186873408 194469888 198552996 205553664 206624256 211725312 212828048 224958144 226129801 234102784 239431554 241901568 247873536 249164544 259293184 263365632 264737328 275499008 282300416 291704832 299944192 309936384 317587968 319242072 322535424 332219392 337437216 351154176 352983104 373746816 388939776 397105992 413248512 423450624 425656096 449916288 452259602 468205568 478863108 483803136 495747072 498329088 526731264 529474656 550998016 564600832 583409664 599888384 619872768 635175936 638484144 664438784 674874432 678389403 702308352 705966208 747493632 777879552 794211984 826497024 846901248 851312192 899832576 904519204 936411136 957726216 967606272 996658176 1053462528 1058949312 1101996032 1129201664 1166819328 1199776768 1239745536 1270351872 1276968288 1328877568 1349748864 1356778806 1404616704 1411932416 1494987264 1588423968 1652994048 1693802496 1702624384 1799665152 1809038408 1915452432 1993316352 2035168209 2106925056 2117898624 2203992064 2258403328 2333638656 2399553536 2479491072 2540703744 2553936576 2657755136 2699497728 2713557612 2809233408 2823864832 2989974528 3176847936 3305988096 3387604992 3405248768 3599330304 3618076816 3830904864 3986632704 4070336418 4213850112 4235797248 4407984128 4799107072 4958982144 5081407488 5107873152 5315510272 5398995456 5427115224 5647729664 5979949056 6353695872 6611976192 6775209984 6810497536 7198660608 7236153632 7661809728 7973265408 8140672836 8427700224 8471594496 9598214144 9917964288 10162814976 10215746304 10631020544 10797990912 10854230448 11295459328 11959898112 12707391744 13223952384 13620995072 14397321216 14472307264 15323619456 15946530816 16281345672 16943188992 19196428288 19835928576 20325629952 20431492608 21595981824 21708460896 22590918656 23919796224 25414783488 27241990144 28794642432 28944614528 30647238912 31893061632 32562691344 33886377984 38392856576 39671857152 40862985216 43191963648 43416921792 45181837312 47839592448 50829566976 54483980288 57589284864 57889229056 61294477824 65125382688 67772755968 81725970432 86383927296 86833843584 90363674624 95679184896 101659133952 108967960576 115178569728 115778458112 122588955648 130250765376 135545511936 163451940864 172767854592 173667687168 180727349248 203318267904 217935921152 231556916224 245177911296 260501530752 271091023872 326903881728 345535709184 347335374336 406636535808 435871842304 463113832448 490355822592 521003061504 542182047744 653807763456 694670748672 813273071616 926227664896 980711645184 1042006123008 1307615526912 1389341497344 1626546143232 1852455329792 1961423290368 2084012246016 2778682994688 3704910659584 3922846580736 4168024492032 5557365989376 7409821319168 8336048984064 11114731978752 16672097968128 22229463957504 33344195936256 66688391872512
• Sum of all divisors σ(n): 210167797497840
• Sum of proper divisors (its aliquot sum) s(n): 143479405625328
• 66688391872512 is an abundant number, because the sum of its proper divisors (143479405625328) is greater than itself. Its abundance is 76791013752816

Bases of 66688391872512

• Binary: 1111001010011100011001111010001000000000000000₂
• Hexadecimal: 0x3CA719E88000
• Base-36: NN082OE80

Squares and roots of 66688391872512

• 66688391872512 squared (66688391872512²) is 4447341610541724577661190144
• 66688391872512 cubed (66688391872512³) is 296586060114735173746360508552738638921728
• The square root of 66688391872512 is 8166296.0926304895
• The cube root of 66688391872512 is 40552.4173951365

Scales and comparisons

• 66,688,391,872,512 seconds is equal to 2,120,484 years, 30 weeks, 1 day, 9 hours, 55 minutes, 12 seconds.
• To count from 1 to 66,688,391,872,512 would take you about five million, three hundred one thousand, two hundred eleven 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 66688391872512 cubic inches would be around 3379.4 feet tall.

Recreational maths with 66688391872512

• 66688391872512 backwards is 21527819388666
• 66688391872512 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 66688391872512's digits is 72
• More coming soon!