21129612514560

Names of 21129612514560

• Cardinal: 21129612514560 can be written as Twenty-one trillion, one hundred twenty-nine billion, six hundred twelve million, five hundred fourteen thousand, five hundred sixty.

Scientific notation

• Scientific notation: 2.112961251456 × 10¹³

Factors of 21129612514560

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 15111

Divisors of 21129612514560

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 27 30 32 33 36 40 44 45 48 54 55 60 64 66 72 80 81 88 90 96 99 108 110 120 128 132 135 144 160 162 165 176 180 192 198 216 220 240 243 256 264 270 288 297 320 324 330 352 360 384 396 405 421 432 440 480 486 495 528 540 576 594 640 648 660 704 720 768 792 810 842 864 880 891 960 972 990 1056 1080 1152 1188 1215 1263 1280 1296 1320 1408 1440 1485 1584 1620 1684 1728 1760 1782 1920 1944 1980 2105 2112 2160 2304 2376 2430 2526 2592 2640 2673 2816 2880 2970 3168 3240 3368 3456 3520 3564 3789 3840 3888 3960 4210 4224 4320 4455 4631 4752 4860 5052 5184 5280 5346 5760 5940 6315 6336 6480 6736 6912 7040 7128 7578 7776 7920 8420 8448 8640 8910 9262 9504 9720 10104 10368 10560 10692 11367 11520 11880 12630 12672 12960 13365 13472 13893 14080 14256 14669 15156 15552 15840 16840 17280 17820 18524 18945 19008 19440 20208 20736 21120 21384 22734 23155 23760 25260 25344 25920 26730 26944 27786 28512 29338 30312 31104 31680 33680 34101 34560 35640 37048 37890 38016 38880 40416 41679 42240 42768 44007 45468 46310 47520 50520 51840 53460 53888 55572 56835 57024 58676 60624 62208 63360 67360 68202 69465 71280 73345 74096 75780 76032 77760 80832 83358 85536 88014 90936 92620 95040 101040 102303 103680 106920 107776 111144 113670 114048 117352 121248 125037 126720 132021 134720 136404 138930 142560 146690 148192 151560 155520 161359 161664 166716 170505 171072 176028 181872 185240 190080 202080 204606 208395 213840 220035 222288 227340 228096 234704 242496 250074 264042 269440 272808 277860 285120 293380 296384 303120 311040 322718 323328 333432 341010 342144 352056 363744 370480 375111 380160 396063 404160 409212 416790 427680 440070 444576 454680 469408 484077 484992 500148 511515 528084 538880 545616 555720 570240 586760 592768 606240 625185 645436 660105 666864 682020 684288 704112 727488 740960 750222 792126 806795 808320 818424 833580 855360 880140 889152 909360 938816 968154 969984 1000296 1023030 1056168 1091232 1111440 1125333 1140480 1173520 1185536 1188189 1212480 1250370 1290872 1320210 1333728 1364040 1408224 1452231 1454976 1481920 1500444 1584252 1613590 1616640 1636848 1667160 1710720 1760280 1778304 1818720 1875555 1877632 1936308 1980315 2000592 2046060 2112336 2182464 2222880 2250666 2347040 2376378 2420385 2424960 2500740 2581744 2640420 2667456 2728080 2816448 2904462 2909952 2963840 3000888 3168504 3227180 3273696 3334320 3421440 3520560 3556608 3564567 3637440 3751110 3755264 3872616 3960630 4001184 4092120 4224672 4356693 4364928 4445760 4501332 4694080 4752756 4840770 4849920 5001480 5163488 5280840 5334912 5456160 5626665 5632896 5808924 5927680 5940945 6001776 6175649 6337008 6454360 6547392 6668640 7041120 7129134 7261155 7274880 7502220 7745232 7921260 8002368 8184240 8449344 8713386 8729856 8891520 9002664 9388160 9505512 9681540 10002960 10326976 10561680 10669824 10912320 11253330 11265792 11617848 11881890 12003552 12351298 12674016 12908720 13070079 13094784 13337280 14082240 14258268 14522310 14549760 15004440 15490464 15842520 16004736 16368480 16898688 17426772 17783040 17822835 18005328 18526947 18776320 19011024 19363080 20005920 20653952 21123360 21783465 21824640 22506660 23235696 23763780 24007104 24702596 25348032 25817440 26140158 26189568 26674560 28164480 28516536 29044620 30008880 30878245 30980928 31685040 32009472 32736960 33797376 34853544 35645670 36010656 37053894 38022048 38726160 39210237 40011840 41307904 42246720 43566930 43649280 45013320 46471392 47527560 48014208 49405192 50696064 51634880 52280316 53349120 55580841 56328960 57033072 58089240 60017760 61756490 61961856 63370080 65350395 65473920 67932139 69707088 71291340 72021312 74107788 76044096 77452320 78420474 80023680 84493440 87133860 90026640 92634735 92942784 95055120 96028416 98810384 101392128 103269760 104560632 111161682 114066144 116178480 120035520 123512980 123923712 126740160 130700790 130947840 135864278 139414176 142582680 144042624 148215576 152088192 154904640 156840948 160047360 166742523 168986880 174267720 180053280 185269470 185885568 190110240 196051185 197620768 203796417 206539520 209121264 222323364 228132288 232356960 240071040 247025960 253480320 261401580 271728556 277904205 278828352 285165360 288085248 296431152 304176384 309809280 313681896 333485046 339660695 348535440 360106560 370538940 371771136 380220480 392102370 395241536 407592834 418242528 444646728 456264576 464713920 480142080 494051920 500227569 506960640 522803160 543457112 555808410 557656704 570330720 592862304 611389251 619618560 627363792 666970092 679321390 697070880 720213120 741077880 760440960 784204740 790483072 815185668 833712615 836485056 889293456 912529152 929427840 988103840 1000455138 1018982085 1045606320 1086914224 1111616820 1115313408 1140661440 1185724608 1222778502 1254727584 1333940184 1358642780 1394141760 1440426240 1482155760 1500682707 1520881920 1568409480 1580966144 1630371336 1667425230 1672970112 1778586912 1834167753 1858855680 1976207680 2000910276 2037964170 2091212640 2173828448 2223233640 2281322880 2371449216 2445557004 2501137845 2509455168 2667880368 2717285560 2788283520 2964311520 3001365414 3056946255 3136818960 3260742672 3334850460 3345940224 3557173824 3668335506 3952415360 4001820552 4075928340 4182425280 4347656896 4446467280 4562645760 4742898432 4891114008 5002275690 5018910336 5335760736 5434571120 5502503259 5576567040 5928623040 6002730828 6113892510 6273637920 6521485344 6669700920 7114347648 7336671012 7503413535 7904830720 8003641104 8151856680 8364850560 8695313792 8892934560 9170838765 9782228016 10004551380 10037820672 10671521472 10869142240 11005006518 11857246080 12005461656 12227785020 12547275840 13042970688 13339401840 14228695296 14673342024 15006827070 16007282208 16303713360 16507509777 16729701120 17390627584 17785869120 18341677530 19564456032 20009102760 21343042944 21738284480 22010013036 23714492160 24010923312 24455570040 25094551680 26085941376 26678803680 27512516295 29346684048 30013654140 32014564416 32607426720 33015019554 35571738240 36683355060 39128912064 40018205520 42686085888 43476568960 44020026072 48021846624 48911140080 50189103360 52171882752 53357607360 55025032590 58693368096 60027308280 64029128832 65214853440 66030039108 71143476480 73366710120 78257824128 80036411040 82537548885 86953137920 88040052144 96043693248 97822280160 106715214720 110050065180 117386736192 120054616560 128058257664 130429706880 132060078216 146733420240 156515648256 160072822080 165075097770 176080104288 192087386496 195644560320 213430429440 220100130360 234773472384 240109233120 260859413760 264120156432 293466840480 320145644160 330150195540 352160208576 384174772992 391289120640 440200260720 469546944768 480218466240 528240312864 586933680960 640291288320 660300391080 704320417152 782578241280 880400521440 960436932480 1056480625728 1173867361920 1320600782160 1408640834304 1760801042880 1920873864960 2112961251456 2347734723840 2641201564320 3521602085760 4225922502912 5282403128640 7043204171520 10564806257280 21129612514560
• Sum of all divisors σ(n): 82908173013120
• Sum of proper divisors (its aliquot sum) s(n): 61778560498560
• 21129612514560 is an abundant number, because the sum of its proper divisors (61778560498560) is greater than itself. Its abundance is 40648947984000

Bases of 21129612514560

• Binary: 100110011011110011111000011000101010100000000₂
• Hexadecimal: 0x13379F0C5500
• Base-36: 7HMT5QO00

Squares and roots of 21129612514560

• 21129612514560 squared (21129612514560²) is 446460525015450566211993600
• 21129612514560 cubed (21129612514560³) is 9433537896623492221189977864526626816000
• The square root of 21129612514560 is 4596695.8257600643
• The cube root of 21129612514560 is 27645.8858789283

Scales and comparisons

• 21,129,612,514,560 seconds is equal to 671,856 years, 16 weeks, 4 days, 9 hours, 36 minutes.
• To count from 1 to 21,129,612,514,560 would take you about one million, six hundred seventy-nine thousand, six hundred forty 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 21129612514560 cubic inches would be around 2303.8 feet tall.

Recreational maths with 21129612514560

• 21129612514560 backwards is 06541521692112
• 21129612514560 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21129612514560's digits is 45
• More coming soon!