18146049478921728

Names of 18146049478921728

• Cardinal: 18146049478921728 can be written as Eighteen quadrillion, one hundred forty-six trillion, forty-nine billion, four hundred seventy-eight million, nine hundred twenty-one thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.8146049478921728 × 10¹⁶

Factors of 18146049478921728

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 142296

Divisors of 18146049478921728

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 28 32 36 39 42 48 52 56 63 64 72 78 84 91 96 104 112 117 126 128 144 156 168 182 192 208 224 234 252 256 273 281 288 312 336 364 384 416 448 468 504 512 546 562 576 624 672 728 768 819 832 843 896 936 1008 1092 1093 1124 1152 1248 1344 1456 1536 1638 1664 1686 1792 1872 1967 2016 2184 2186 2248 2304 2496 2529 2688 2912 3276 3279 3328 3372 3584 3653 3744 3934 4032 4368 4372 4496 4608 4992 5058 5376 5824 5901 6552 6558 6656 6744 7306 7488 7651 7868 8064 8736 8744 8992 9837 9984 10116 10752 10959 11648 11802 13104 13116 13488 14209 14612 14976 15302 15736 16128 17472 17488 17703 17984 19674 19968 20232 21918 22953 23296 23604 25571 26208 26232 26976 28418 29224 29952 30604 31472 32256 32877 34944 34976 35406 35968 39348 40464 42627 43836 45906 46592 47208 51142 52416 52464 53952 56836 58448 59904 61208 62944 65754 68859 69888 69952 70812 71936 76713 78696 80928 85254 87672 91812 94416 99463 102284 104832 104928 107904 113672 116896 122416 125888 127881 131508 137718 139776 139904 140897 141624 143872 153426 157392 161856 170508 175344 183624 188832 198926 204568 209664 209856 215808 227344 230139 233792 244832 251776 255762 263016 275436 279808 281794 283248 298389 306852 307133 314784 323712 341016 350688 367248 377664 397852 409136 419328 419712 422691 431616 454688 460278 467584 489664 503552 511524 526032 550872 559616 563588 566496 596778 613704 614266 629568 647424 682032 701376 734496 755328 795704 818272 839424 845382 895167 909376 920556 921399 935168 979328 986279 1007104 1023048 1052064 1101744 1127176 1132992 1193556 1227408 1228532 1259136 1268073 1294848 1364064 1402752 1468992 1510656 1591408 1636544 1678848 1690764 1790334 1818752 1831661 1841112 1842798 1870336 1958656 1972558 2046096 2104128 2149931 2203488 2254352 2265984 2387112 2454816 2457064 2518272 2536146 2728128 2764197 2805504 2937984 2958837 3021312 3182816 3273088 3381528 3580668 3637504 3663322 3682224 3685596 3917312 3945116 3992729 4092192 4208256 4299862 4406976 4508704 4531968 4774224 4909632 4914128 5036544 5072292 5456256 5494983 5528394 5611008 5875968 5917674 6365632 6449793 6546176 6763056 7161336 7275008 7326644 7364448 7371192 7890232 7985458 8184384 8416512 8599724 8813952 8876511 9017408 9063936 9548448 9819264 9828256 10144584 10912512 10989966 11056788 11751936 11835348 11978187 12731264 12821627 12899586 13092352 13526112 14322672 14653288 14728896 14742384 15780464 15970916 16368768 16484949 16833024 17199448 17627904 17753022 18034816 19096896 19349379 19638528 19656512 20289168 21825024 21979932 22113576 23670696 23956374 25462528 25643254 25799172 27052224 27949103 28645344 29306576 29457792 29484768 31560928 31941832 32737536 32969898 34398896 35255808 35506044 35934561 36069632 38193792 38464881 38698758 39277056 39313024 39592057 40578336 43959864 44227152 47341392 47912748 50925056 51286508 51598344 54104448 55898206 57290688 58613152 58915584 58969536 63121856 63883664 65475072 65939796 68797792 71012088 71869122 72139264 76387584 76929762 77397516 78626048 79184114 81156672 83847309 87919728 88454304 94682784 95825496 102573016 103196688 108208896 111796412 114581376 115394643 117226304 117831168 117939072 118776171 126243712 127767328 131879592 137595584 142024176 143738244 152775168 153859524 154000421 154795032 157252096 158368228 162313344 167694618 175839456 176908608 189365568 191650992 205146032 206393376 216417792 223592824 229162752 230789286 234452608 235878144 237552342 251541927 252487424 255534656 263759184 275191168 277144399 284048352 287476488 307719048 308000842 309590064 316736456 324626688 335389236 351678912 353817216 356328513 378731136 383301984 410292064 412786752 447185648 458325504 461578572 462001263 468905216 471756288 475104684 503083854 504974848 511069312 514696741 527518368 550382336 554288798 568096704 574952976 615438096 616001684 619180128 633472912 649253376 670778472 703357824 707634432 712657026 757462272 766603968 820584128 825573504 831433197 894371296 923157144 924002526 937810432 950209368 1006167708 1022138624 1029393482 1055036736 1078002947 1100764672 1108577596 1136193408 1149905952 1230876192 1232003368 1238360256 1266945824 1341556944 1386003789 1406715648 1415268864 1425314052 1514924544 1533207936 1544090223 1641168256 1651147008 1662866394 1788742592 1846314288 1848005052 1900418736 2002005473 2012335416 2044277248 2058786964 2110073472 2156005894 2217155192 2272386816 2299811904 2461752384 2464006736 2476720512 2494299591 2533891648 2683113888 2772007578 2813431296 2850628104 3066415872 3088180446 3234008841 3282336512 3302294016 3325732788 3577485184 3602877187 3692628576 3696010104 3800837472 4004010946 4024670832 4117573928 4220146944 4312011788 4434310384 4544773632 4599623808 4632270669 4923504768 4928013472 4953441024 4988599182 5067783296 5366227776 5544015156 5701256208 6006016419 6132831744 6176360892 6468017682 6564673024 6651465576 7154970368 7205754374 7385257152 7392020208 7601674944 8008021892 8049341664 8235147856 8440293888 8624023576 8868620768 9199247616 9264541338 9702026523 9847009536 9856026944 9906882048 9977198364 10135566592 10732455552 10808631561 11088030312 11402512416 12012032838 12352721784 12936035364 13302931152 14014038311 14309940736 14411508748 14770514304 14784040416 15203349888 16016043784 16098683328 16470295712 17248047152 17737241536 18018049257 18398495232 18529082676 19404053046 19694019072 19712053888 19954396728 20271133184 21464911104 21617263122 22176060624 22805024832 24024065676 24705443568 25872070728 26605862304 28028076622 28823017496 29541028608 29568080832 30406699776 32032087568 32197366656 32425894683 32940591424 34496094304 35474483072 36036098514 37058165352 38808106092 39424107776 39908793456 42042114933 42929822208 43234526244 43274118301 44352121248 45610049664 48048131352 49410887136 51744141456 53211724608 56056153244 57646034992 59082057216 59136161664 60813399552 64064175136 64394733312 64851789366 65881182848 68992188608 70948966144 72072197028 74116330704 77616212184 78848215552 79817586912 84084229866 86469052488 86548236602 88704242496 91220099328 96096262704 98821774272 103488282912 106423449216 112112306488 115292069984 118272323328 126126344799 128128350272 128789466624 129703578732 129822354903 131762365696 137984377216 141897932288 144144394056 148232661408 155232424368 159635173824 168168459732 172938104976 173096473204 177408484992 182440198656 192192525408 197643548544 206976565824 212846898432 224224612976 230584139968 236544646656 252252689598 256256700544 259407157464 259644709806 263524731392 275968754432 288288788112 296465322816 302918828107 310464848736 319270347648 336336919464 345876209952 346192946408 354816969984 384385050816 389467064709 395287097088 413953131648 425693796864 448449225952 461168279936 504505379196 512513401088 518814314928 519289419612 551937508864 562563537913 576577576224 592930645632 605837656214 620929697472 638540695296 672673838928 691752419904 692385892816 709633939968 768770101632 778934129418 790574194176 827906263296 896898451904 908756484321 922336559872 1009010758392 1025026802176 1037628629856 1038578839224 1125127075826 1153155152448 1185861291264 1211675312428 1241859394944 1277081390592 1345347677856 1383504839808 1384771785632 1537540203264 1557868258836 1655812526592 1687690613739 1793796903808 1817512968642 1844673119744 2018021516784 2075257259712 2077157678448 2250254151652 2306310304896 2371722582528 2423350624856 2483718789888 2690695355712 2726269452963 2767009679616 2769543571264 3075080406528 3115736517672 3375381227478 3587593807616 3635025937284 3937944765391 4036043033568 4150514519424 4154315356896 4500508303304 4612620609792 4846701249712 4967437579776 5063071841217 5381390711424 5452538905926 5534019359232 5539087142528 6231473035344 6750762454956 7175187615232 7270051874568 7875889530782 8072086067136 8301029038848 8308630713792 9001016606608 9225241219584 9693402499424 10126143682434 10762781422848 10905077811852 11078174285056 11813834296173 12462946070688 13501524909912 14540103749136 15751779061564 16144172134272 16602058077696 16617261427584 18002033213216 19386804998848 20252287364868 21525562845696 21810155623704 22156348570112 23627668592346 24925892141376 27003049819824 29080207498272 31503558123128 32288344268544 33234522855168 35441502888519 36004066426432 38773609997696 40504574729736 43620311247408 47255337184692 49851784282752 54006099639648 58160414996544 63007116246256 64576688537088 66469045710336 70883005777038 72008132852864 77547219995392 81009149459472 87240622494816 94510674369384 99703568565504 108012199279296 116320829993088 126014232492512 141766011554076 144016265705728 155094439990784 162018298918944 174481244989632 189021348738768 199407137131008 216024398558592 232641659986176 252028464985024 283532023108152 288032531411456 324036597837888 348962489979264 378042697477536 432048797117184 465283319972352 504056929970048 567064046216304 648073195675776 697924979958528 756085394955072 864097594234368 1008113859940096 1134128092432608 1296146391351552 1395849959917056 1512170789910144 2016227719880192 2268256184865216 2592292782703104 3024341579820288 4536512369730432 6048683159640576 9073024739460864 18146049478921728
• Sum of all divisors σ(n): 64745302976145792
• Sum of proper divisors (its aliquot sum) s(n): 46599253497224064
• 18146049478921728 is an abundant number, because the sum of its proper divisors (46599253497224064) is greater than itself. Its abundance is 28453204018302336

Bases of 18146049478921728

• Binary: 1000000011101111011110001100001010001001000111000000000₂
• Hexadecimal: 0x4077BC61448E00
• Base-36: 4YO8K1QMWW0

Squares and roots of 18146049478921728

• 18146049478921728 squared (18146049478921728²) is 329279111691475516271365550505984
• 18146049478921728 cubed (18146049478921728³) is 5975115053128908766146953698768066825213131620352
• The square root of 18146049478921728 is 134707273.2962913477
• The cube root of 18146049478921728 is 262781.0419054323

Scales and comparisons

• 18,146,049,478,921,728 seconds is equal to 576,988,244 years, 4 days, 20 hours, 28 minutes, 48 seconds.
• To count from 1 to 18,146,049,478,921,728 would take you about one billion, seven hundred thirty million, nine hundred sixty-four thousand, seven hundred thirty-two 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 18146049478921728 cubic inches would be around 21898.4 feet tall.

Recreational maths with 18146049478921728

• 18146049478921728 backwards is 82712987494064181
• The number of decimal digits it has is: 17
• The sum of 18146049478921728's digits is 81
• More coming soon!