1991655729115136

Names of 1991655729115136

• Cardinal: 1991655729115136 can be written as One quadrillion, nine hundred ninety-one trillion, six hundred fifty-five billion, seven hundred twenty-nine million, one hundred fifteen thousand, one hundred thirty-six.

Scientific notation

• Scientific notation: 1.991655729115136 × 10¹⁵

Factors of 1991655729115136

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 2971

Divisors of 1991655729115136

• Number of divisors d(n): 936
• Complete list of divisors:
  1 2 4 7 8 14 16 23 28 32 37 46 49 56 64 74 92 98 112 113 128 148 161 184 196 224 226 256 259 296 322 368 392 448 452 512 518 592 644 736 784 791 851 896 904 1024 1036 1127 1184 1288 1369 1472 1568 1582 1702 1792 1808 1813 2048 2072 2254 2368 2576 2599 2738 2789 2944 3136 3164 3404 3584 3616 3626 4096 4144 4181 4508 4736 5152 5198 5476 5537 5578 5888 5957 6272 6328 6808 7168 7232 7252 8288 8362 9016 9472 9583 10304 10396 10952 11074 11156 11776 11914 12544 12656 13616 14336 14464 14504 16576 16724 18032 18193 18944 19166 19523 20608 20792 21904 22148 22312 23552 23828 25088 25312 27232 28672 28928 29008 29267 31487 33152 33448 36064 36386 37888 38332 39046 41216 41584 41699 43808 44296 44624 47104 47656 50176 50624 54464 57856 58016 58534 62974 64147 66304 66896 67081 72128 72772 75776 76664 78092 82432 83168 83398 87616 88592 89248 94208 95312 96163 100352 101248 103193 108928 115712 116032 117068 125948 127351 128294 132608 133792 134162 136661 144256 145544 151552 153328 154697 156184 164864 166336 166796 175232 177184 178496 190624 192326 200704 202496 204869 206386 217856 220409 231424 232064 234136 251896 254702 256588 265216 267584 268324 273322 288512 291088 306656 309394 312368 315157 329728 332672 333592 350464 354368 356992 381248 384652 404992 409738 412772 435712 440818 449029 462848 464128 468272 503792 509404 513176 530432 535168 536648 546644 577024 582176 613312 618788 624736 630314 659456 665344 667184 673141 700928 708736 713984 722351 762496 769304 809984 819476 825544 871424 881636 898058 928256 936544 1007584 1018808 1026352 1060864 1070336 1073296 1082879 1093288 1154048 1164352 1226624 1237576 1249472 1260628 1330688 1334368 1346282 1401856 1417472 1427968 1444702 1524992 1538608 1542863 1619968 1638952 1651088 1742848 1763272 1796116 1856512 1873088 2015168 2037616 2052704 2140672 2146592 2165758 2186576 2206099 2308096 2328704 2373439 2453248 2475152 2498944 2521256 2661376 2668736 2692564 2803712 2834944 2855936 2889404 3049984 3077216 3085726 3143203 3239936 3277904 3302176 3485696 3526544 3558031 3592232 3713024 3746176 3818141 4030336 4075232 4105408 4281344 4293184 4331516 4373152 4412198 4616192 4657408 4711987 4746878 4906496 4950304 4997888 5042512 5056457 5322752 5337472 5385128 5607424 5669888 5711872 5778808 6099968 6154432 6171452 6286406 6555808 6604352 7053088 7116062 7184464 7248611 7426048 7492352 7580153 7636282 8060672 8150464 8210816 8562688 8586368 8663032 8746304 8824396 9314816 9423974 9493756 9812992 9900608 9995776 10085024 10112914 10645504 10674944 10770256 11339776 11423744 11557616 11660809 12199936 12308864 12342904 12572812 13111616 13208704 14106176 14232124 14368928 14497222 14984704 15160306 15272564 15442693 16121344 16300928 16421632 16614073 17125376 17172736 17326064 17492608 17648792 18629632 18847948 18987512 19625984 19801216 19991552 20170048 20225828 21349888 21540512 22679552 23115232 23321618 24399872 24617728 24685808 24906217 25145624 26223232 26417408 26726987 28212352 28464248 28737856 28994444 29969408 30320612 30545128 30885386 32242688 32601856 32843264 33228146 34345472 34652128 34985216 35297584 37259264 37695896 37975024 39251968 39602432 39983104 40340096 40451656 42699776 43081024 46230464 46643236 49235456 49371616 49812434 50291248 50740277 52446464 52834816 53453974 56424704 56928496 57475712 57988888 59938816 60641224 61090256 61770772 64485376 65203712 65686528 66456292 68690944 69304256 69970432 70595168 74518528 75391792 75950048 79204864 79966208 80680192 80903312 81625663 85399552 86162048 87817243 92460928 93286472 98470912 98743232 99624868 100582496 101480554 104892928 105669632 106907948 112849408 113856992 114951424 115977776 116298511 119877632 121282448 122180512 123541544 128970752 130407424 131373056 132912584 137381888 138608512 139940864 141190336 150783584 151900096 158409728 161360384 161806624 163251326 170799104 172324096 174343519 175634486 184921856 186572944 187088909 196941824 197486464 199249736 201164992 202961108 209785856 211339264 213815896 225698816 227713984 229902848 231955552 232597022 242564896 244361024 247083088 260814848 262746112 265825168 268198607 274763776 277217024 279881728 282380672 301567168 303800192 316819456 322720768 323613248 326502652 344648192 348687038 351268972 355181939 369843712 373145888 374177818 393883648 394972928 398499472 402329984 405922216 419571712 422678528 427631792 431449933 451397632 455427968 459805696 463911104 465194044 485129792 488722048 494166176 521629696 531650336 536397214 554434048 559763456 564761344 571379641 603134336 607600384 614720701 633638912 645441536 647226496 653005304 689296384 697374076 702537944 710363878 739687424 746291776 748355636 789945856 796998944 804659968 811844432 839143424 855263584 862899866 902795264 910855936 919611392 927822208 930388088 970259584 977444096 988332352 1063300672 1072794428 1108868096 1129522688 1142759282 1206268672 1215200768 1229441402 1290883072 1294452992 1306010608 1378592768 1394748152 1405075888 1420727756 1479374848 1492583552 1496711272 1579891712 1593997888 1609319936 1623688864 1710527168 1725799732 1821711872 1839222784 1855644416 1860776176 1877390249 1940519168 1954888192 1976664704 2126601344 2145588856 2217736192 2259045376 2285518564 2412537344 2430401536 2458882804 2588905984 2612021216 2757185536 2789496304 2810151776 2841455512 2958749696 2985167104 2993422544 3020149531 3159783424 3187995776 3218639872 3247377728 3421054336 3451599464 3643423744 3711288832 3721552352 3754780498 3881038336 3909776384 3953329408 4253202688 4291177712 4303044907 4435472384 4518090752 4571037128 4825074688 4860803072 4917765608 5177811968 5224042432 5578992608 5620303552 5682911024 5970334208 5986845088 6040299062 6319566848 6375991552 6437279744 6494755456 6842108672 6903198928 7286847488 7422577664 7443104704 7509560996 7762076672 7819552768 7906658816 8506405376 8582355424 8606089814 9036181504 9142074256 9650149376 9721606144 9835531216 9923348459 10355623936 10448084864 11157985216 11240607104 11365822048 11940668416 11973690176 12080598124 12751983104 12874559488 12989510912 13141731743 13684217344 13806397856 14573694976 14845155328 14886209408 15019121992 15524153344 15639105536 15813317632 17012810752 17164710848 17212179628 18284148512 19300298752 19671062432 19846696918 20711247872 20896169728 21141046717 22315970432 22481214208 22731644096 23881336832 23947380352 24161196248 25503966208 25979021824 26283463486 27368434688 27612795712 29690310656 29772418816 30038243984 31048306688 31626635264 34025621504 34329421696 34424359256 36568297024 39342124864 39693393836 41792339456 42282093434 44631940864 44962428416 45463288192 47762673664 47894760704 48322392496 51007932416 51958043648 52566926972 54736869376 55225591424 59544837632 60076487968 63253270528 68051243008 68658843392 68848718512 69463439213 73136594048 78684249728 79386787672 83584678912 84564186868 89263881728 89924856832 90926576384 95789521408 96644784992 102015864832 103916087296 105133853944 109473738752 110451182848 119089675264 120152975936 137317686784 137697437024 138926878426 146273188096 157368499456 158773575344 167169357824 169128373736 178527763456 179849713664 181853152768 191579042816 193289569984 207832174592 210267707888 220902365696 238179350528 240305951872 274635373568 275394874048 277853756852 292546376192 314736998912 317547150688 334338715648 338256747472 357055526912 359699427328 363706305536 383158085632 386579139968 420535415776 441804731392 476358701056 480611903744 486244074491 549270747136 550789748096 555707513704 585092752384 629473997824 635094301376 676513494944 714111053824 727412611072 766316171264 773158279936 841070831552 883609462784 961223807488 972488148982 1098541494272 1101579496192 1111415027408 1170185504768 1258947995648 1270188602752 1353026989888 1454825222144 1546316559872 1682141663104 1767218925568 1922447614976 1944976297964 2203158992384 2222830054816 2340371009536 2517895991296 2540377205504 2706053979776 3092633119744 3364283326208 3844895229952 3889952595928 4406317984768 4445660109632 5080754411008 5412107959552 6185266239488 6728566652416 7689790459904 7779905191856 8812635969536 8891320219264 10161508822016 10824215919104 12370532478976 13457133304832 15559810383712 17625271939072 17782640438528 20323017644032 21648431838208 26914266609664 31119620767424 35565280877056 40646035288064 43296863676416 53828533219328 62239241534848 71130561754112 86593727352832 124478483069696 142261123508224 248956966139392 284522247016448 497913932278784 995827864557568 1991655729115136
• Sum of all divisors σ(n): 5014483139100960
• Sum of proper divisors (its aliquot sum) s(n): 3022827409985824
• 1991655729115136 is an abundant number, because the sum of its proper divisors (3022827409985824) is greater than itself. Its abundance is 1031171680870688

Bases of 1991655729115136

• Binary: 111000100110110011001111100001111111011000000000000₂
• Hexadecimal: 0x713667C3FB000
• Base-36: JLZE0E3668

Squares and roots of 1991655729115136

• 1991655729115136 squared (1991655729115136²) is 3966692543317143989041544298496
• 1991655729115136 cubed (1991655729115136³) is 7900285929535879602359867611429131727935635456
• The square root of 1991655729115136 is 44627970.2553806049
• The cube root of 1991655729115136 is 125816.6420354737

Scales and comparisons

• 1,991,655,729,115,136 seconds is equal to 63,328,491 years, 30 weeks, 4 days, 19 hours, 58 minutes, 56 seconds.
• To count from 1 to 1,991,655,729,115,136 would take you about one hundred eighty-nine million, nine hundred eighty-five thousand, four hundred seventy-four 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 1991655729115136 cubic inches would be around 10484.7 feet tall.

Recreational maths with 1991655729115136

• 1991655729115136 backwards is 6315119275561991
• The number of decimal digits it has is: 16
• The sum of 1991655729115136's digits is 71
• More coming soon!