66720949710912

Names of 66720949710912

• Cardinal: 66720949710912 can be written as Sixty-six trillion, seven hundred twenty billion, nine hundred forty-nine million, seven hundred ten thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 6.6720949710912 × 10¹³

Factors of 66720949710912

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 19906

Divisors of 66720949710912

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 31 32 36 42 48 56 62 63 64 72 84 93 96 112 124 126 144 151 168 181 186 192 217 224 248 252 279 288 302 336 362 372 434 448 453 496 504 543 558 576 604 651 672 724 744 868 906 992 1008 1057 1086 1116 1208 1267 1302 1344 1359 1448 1488 1629 1736 1812 1953 1984 2016 2114 2172 2232 2416 2534 2604 2718 2896 2976 3171 3258 3472 3624 3801 3906 4032 4228 4344 4464 4681 4832 5068 5208 5436 5611 5792 5952 6342 6516 6944 7248 7602 7812 8456 8688 8928 9362 9513 9664 10136 10416 10872 11222 11403 11584 12684 13032 13888 14043 14496 15204 15624 16833 16912 17376 17856 18724 19026 19531 20272 20832 21744 22444 22806 25368 26064 27331 28086 28992 30408 31248 32767 33666 33824 34752 37448 38052 39062 39277 40544 41664 42129 43488 44888 45612 50499 50736 52128 54662 56172 58593 60816 62496 65534 67332 67648 74896 76104 78124 78554 81088 81993 84258 86976 89776 91224 98301 100998 101472 104256 109324 112344 117186 117831 121632 124992 131068 134664 136717 149792 152208 156248 157108 163986 168516 175779 179552 182448 191317 196602 201996 202944 218648 224688 234372 235662 243264 245979 262136 269328 273434 294903 299584 304416 312496 314216 327972 337032 351558 353493 359104 364896 382634 393204 403992 410151 437296 449376 468744 471324 491958 524272 538656 546868 573951 589806 605461 608832 624992 628432 655944 674064 703116 706986 729792 765268 786408 807984 820302 847261 874592 898752 937488 942648 983916 1048544 1077312 1093736 1147902 1179612 1210922 1230453 1249984 1256864 1311888 1348128 1406232 1413972 1530536 1572816 1615968 1640604 1694522 1721853 1749184 1816383 1874976 1885296 1967832 2097088 2187472 2295804 2359224 2421844 2460906 2513728 2541783 2623776 2696256 2812464 2827944 2949181 3061072 3145632 3231936 3281208 3389044 3443706 3535111 3632766 3749952 3770592 3935664 4238227 4374944 4591608 4718448 4843688 4921812 5083566 5247552 5449149 5624928 5655888 5898362 5930827 6122144 6291264 6562416 6778088 6887412 7070222 7265532 7541184 7625349 7871328 8476454 8749888 8847543 9183216 9436896 9687376 9843624 10167132 10605333 10898298 11249856 11311776 11796724 11861654 12244288 12714681 13124832 13556176 13774824 14140444 14531064 15250698 15742656 16952908 17695086 17792481 18366432 18873792 19374752 19687248 20334264 20644267 21210666 21796596 22623552 23593448 23723308 24745777 25429362 26249664 26542629 27112352 27549648 28280888 29062128 30501396 31815999 33905816 35390172 35584962 36732864 38144043 38749504 39374496 40668528 41288534 42421332 43593192 47186896 47446616 49491554 50858724 53085258 53377443 54224704 55099296 56561776 58124256 61002792 61932801 63631998 67811632 70780344 71169924 74237331 76288086 78748992 81337056 82577068 84842664 87186384 91424611 94373792 94893232 98983108 101717448 106170516 106754886 109588441 110198592 113123552 116248512 122005584 123865602 127263996 135623264 141560688 142339848 148474662 152576172 162674112 165154136 169685328 174372768 182849222 185798403 188747584 189786464 197966216 203434896 212341032 213509772 219176882 222711993 226247104 244011168 247731204 254527992 271246528 274273833 283121376 284679696 296949324 305152344 328765323 330308272 339370656 348745536 365698444 371596806 379572928 395932432 406869792 424682064 427019544 438353764 445423986 488022336 495462408 509055984 533801761 548547666 566242752 569359392 593898648 610304688 639972277 657530646 660616544 678741312 731396888 743193612 767119087 791864864 813739584 822821499 849364128 854039088 876707528 890847972 986295969 990924816 1018111968 1067603522 1097095332 1138718784 1187797296 1220609376 1279944554 1315061292 1321233088 1462793776 1486387224 1534238174 1583729728 1601405283 1645642998 1698728256 1708078176 1753415056 1781695944 1919916831 1972591938 1981849632 2036223936 2135207044 2194190664 2301357261 2375594592 2441218752 2559889108 2630122584 2925587552 2972774448 3068476348 3202810566 3291285996 3416156352 3506830112 3563391888 3736612327 3839833662 3945183876 3963699264 4270414088 4388381328 4602714522 4751189184 4804215849 5119778216 5260245168 5759750493 5851175104 5945548896 6136952696 6405621132 6582571992 6904071783 7013660224 7126783776 7473224654 7679667324 7890367752 8540828176 8776762656 9205429044 9608431698 10239556432 10520490336 11209836981 11519500986 11891097792 12273905392 12811242264 13165143984 13808143566 14253567552 14946449308 15359334648 15780735504 16547854591 17081656352 17553525312 18410858088 19216863396 20479112864 21040980672 22419673962 23039001972 24547810784 25622484528 26330287968 27616287132 29892898616 30718669296 31561471008 33095709182 33629510943 34163312704 36821716176 38433726792 40958225728 44839347924 46078003944 49095621568 49643563773 51244969056 52660575936 55232574264 59785797232 61437338592 63122942016 66191418364 67259021886 73643432352 76867453584 89678695848 92156007888 99287127546 102489938112 110465148528 115834982137 119571594464 122874677184 132382836728 134518043772 147286864704 148930691319 153734907168 179357391696 184312015776 198574255092 220930297056 231669964274 239143188928 264765673456 269036087544 297861382638 307469814336 347504946411 358714783392 368624031552 397148510184 441860594112 463339928548 529531346912 538072175088 595722765276 695009892822 717429566784 794297020368 926679857096 1042514839233 1059062693824 1076144350176 1191445530552 1390019785644 1588594040736 1853359714192 2085029678466 2152288700352 2382891061104 2780039571288 3177188081472 3706719428384 4170059356932 4765782122208 5560079142576 7413438856768 8340118713864 9531564244416 11120158285152 16680237427728 22240316570304 33360474855456 66720949710912
• Sum of all divisors σ(n): 228375089266688
• Sum of proper divisors (its aliquot sum) s(n): 161654139555776
• 66720949710912 is an abundant number, because the sum of its proper divisors (161654139555776) is greater than itself. Its abundance is 94933189844864

Bases of 66720949710912

• Binary: 1111001010111010101110100000011011000001000000₂
• Hexadecimal: 0x3CAEAE81B040
• Base-36: NNF6IRV40

Squares and roots of 66720949710912

• 66720949710912 squared (66720949710912²) is 4451685130326048096371871744
• 66720949710912 cubed (66720949710912³) is 297020659709298987779926243953885141270528
• The square root of 66720949710912 is 8168289.2768872969
• The cube root of 66720949710912 is 40559.0156661553

Scales and comparisons

• 66,720,949,710,912 seconds is equal to 2,121,519 years, 42 weeks, 4 days, 5 hours, 55 minutes, 12 seconds.
• To count from 1 to 66,720,949,710,912 would take you about five million, three hundred three thousand, seven hundred ninety-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 66720949710912 cubic inches would be around 3379.9 feet tall.

Recreational maths with 66720949710912

• 66720949710912 backwards is 21901794902766
• 66720949710912 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 66720949710912's digits is 63
• More coming soon!