20949784486400

Names of 20949784486400

• Cardinal: 20949784486400 can be written as Twenty trillion, nine hundred forty-nine billion, seven hundred eighty-four million, four hundred eighty-six thousand, four hundred.

Scientific notation

• Scientific notation: 2.09497844864 × 10¹³

Factors of 20949784486400

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 2216

Divisors of 20949784486400

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 20 22 25 28 29 32 35 40 44 50 55 56 58 64 70 77 80 88 100 110 112 116 128 140 145 154 160 175 176 200 203 220 224 232 256 275 280 290 308 319 320 350 352 385 400 406 421 440 448 464 512 550 560 580 616 638 640 700 704 725 770 800 812 842 880 896 928 1015 1100 1120 1160 1232 1276 1280 1400 1408 1450 1540 1595 1600 1624 1684 1741 1760 1792 1856 1925 2030 2105 2200 2233 2240 2320 2464 2552 2560 2800 2816 2900 2947 3080 3190 3200 3248 3368 3482 3520 3584 3712 3850 4060 4210 4400 4466 4480 4631 4640 4928 5075 5104 5600 5632 5800 5894 6160 6380 6400 6496 6736 6964 7040 7424 7700 7975 8120 8420 8705 8800 8932 8960 9262 9280 9856 10150 10208 10525 11165 11200 11600 11788 12187 12209 12320 12760 12800 12992 13472 13928 14080 14735 14848 15400 15950 16240 16840 17410 17600 17864 17920 18524 18560 19151 19712 20300 20416 21050 22330 22400 23155 23200 23576 24374 24418 24640 25520 25984 26944 27856 28160 29470 30800 31900 32417 32480 33680 34820 35200 35728 37048 37120 38302 39424 40600 40832 42100 43525 44660 44800 46310 46400 47152 48748 48836 49280 50489 51040 51968 53888 55712 55825 58940 60935 61045 61600 63800 64834 64960 67360 69640 70400 71456 73675 74096 74240 76604 81200 81664 84200 85463 87050 89320 89600 92620 92800 94304 95755 97496 97672 98560 100978 102080 103936 107776 111424 111650 115775 117880 121870 122090 123200 127600 129668 129920 134057 134299 134720 139280 140800 142912 147350 148192 153208 162085 162400 163328 168400 170926 174100 178640 185240 185600 188608 191510 194992 195344 197120 201956 204160 215552 222848 223300 231550 235760 243740 244180 246400 252445 255200 259336 259840 268114 268598 269440 278560 285824 294700 296384 304675 305225 306416 324170 324800 336800 341852 348200 353423 357280 370480 371200 377216 383020 389984 390688 403912 408320 427315 445696 446600 463100 471520 478775 487480 488360 492800 504890 510400 518672 519680 536228 537196 538880 555379 557120 571648 589400 592768 609350 610450 612832 648340 649600 670285 671495 673600 683704 696400 706846 714560 732961 740960 754432 766040 779968 781376 807824 810425 816640 854630 891392 893200 926200 940093 943040 957550 974960 976720 985600 1009780 1020800 1037344 1072456 1074392 1077760 1110758 1114240 1143296 1178800 1185536 1218700 1220900 1225664 1262225 1296680 1299200 1340570 1342990 1347200 1367408 1392800 1413692 1429120 1465922 1481920 1508864 1532080 1559936 1562752 1615648 1620850 1709260 1767115 1786400 1852400 1880186 1886080 1915100 1949920 1953440 2019560 2041600 2074688 2136575 2144912 2148784 2221516 2228480 2357600 2371072 2437400 2441800 2451328 2524450 2593360 2598400 2681140 2685980 2694400 2734816 2776895 2785600 2827384 2858240 2931844 2963840 3064160 3119872 3125504 3231296 3241700 3351425 3357475 3418520 3534230 3572800 3664805 3704800 3760372 3772160 3830200 3887653 3899840 3906880 4039120 4083200 4149376 4273150 4289824 4297568 4443032 4456960 4700465 4715200 4874800 4883600 4902656 5048900 5130727 5186720 5362280 5371960 5388800 5469632 5553790 5571200 5654768 5716480 5863688 5927680 6128320 6239744 6251008 6462592 6483400 6702850 6714950 6837040 7068460 7145600 7329610 7409600 7520744 7544320 7660400 7775306 7799680 7813760 8062571 8078240 8298752 8546300 8579648 8595136 8835575 8886064 9400930 9430400 9749600 9767200 9805312 10097800 10261454 10373440 10724560 10743920 10939264 11107580 11142400 11309536 11727376 11855360 12256640 12925184 12966800 13405700 13429900 13674080 13884475 14136920 14291200 14659220 14819200 15041488 15320800 15550612 15599360 15627520 16125142 16156480 16597504 17092600 17159296 17190272 17671150 17772128 18324025 18801860 18860800 19438265 19499200 19534400 20195600 20522908 20746880 21255869 21449120 21487840 21878528 22215160 22284800 22619072 23454752 23502325 24513280 25653635 25850368 25933600 26811400 26859800 27348160 27768950 28273840 28582400 29318440 29638400 30082976 30641600 31101224 31198720 31255040 32250284 32312960 34185200 34318592 34380544 35342300 35544256 36648050 37603720 37721600 38876530 38998400 39068800 40312855 40391200 41045816 41493760 42511738 42898240 42975680 43757056 44430320 45238144 46909504 47004650 49026560 51307270 51867200 53622800 53719600 54696320 55537900 56437997 56547680 58636880 59276800 60165952 61283200 62202448 64500568 64625920 68370400 68637184 68761088 70684600 71088512 73296100 75207440 77753060 77996800 78137600 80625710 80782400 82091632 82987520 85023476 85796480 85951360 88860640 90476288 93819008 94009300 97191325 102614540 103734400 106279345 107245600 107439200 109392640 111075800 112875994 113095360 117273760 120331904 122566400 124404896 128268175 129001136 129251840 136740800 141369200 142177024 146592200 148791083 150414880 155506120 155993600 156275200 161251420 161564800 164183264 170046952 171592960 171902720 177721280 180952576 187638016 188018600 194382650 201564275 205229080 207468800 212558690 214491200 214878400 218785280 222151600 225751988 226190720 233814559 234547520 240663808 245132800 248809792 256536350 258002272 273481600 282189985 282738400 284354048 293184400 297582166 300829760 311012240 322502840 323129600 328366528 340093904 343185920 343805440 355442560 375276032 376037200 388765300 403128550 410458160 414937600 425117380 428982400 429756800 444303200 451503976 452381440 467629118 469095040 481327616 497619584 513072700 516004544 531396725 546963200 564379970 565476800 586368800 595164332 601659520 622024480 645005680 646259200 656733056 680187808 710885120 743955415 752074400 777530600 806257100 820916320 850234760 857964800 859513600 888606400 903007952 904762880 935258236 938190080 995239168 1026145400 1032009088 1062793450 1093926400 1128759940 1130953600 1169072795 1172737600 1190328664 1203319040 1244048960 1290011360 1313466112 1360375616 1410949925 1421770240 1487910830 1504148800 1555061200 1612514200 1636701913 1641832640 1700469520 1715929600 1719027200 1777212800 1806015904 1870516472 1876380160 1990478336 2052290800 2064018176 2125586900 2257519880 2261907200 2338145590 2345475200 2380657328 2406638080 2488097920 2580022720 2626932224 2720751232 2821899850 2975821660 3008297600 3110122400 3225028400 3273403826 3283665280 3400939040 3554425600 3612031808 3719777075 3741032944 4104581600 4128036352 4251173800 4515039760 4523814400 4676291180 4690950400 4761314656 4976195840 5160045440 5441502464 5643799700 5845363975 5951643320 6016595200 6220244800 6450056800 6546807652 6567330560 6801878080 7108851200 7224063616 7439554150 7482065888 8183509565 8209163200 8502347600 9030079520 9352582360 9381900800 9522629312 9952391680 10320090880 10883004928 11287599400 11690727950 11903286640 12033190400 12440489600 12900113600 13093615304 13134661120 13603756160 14448127232 14879108300 14964131776 16367019130 16418326400 17004695200 18060159040 18705164720 19045258624 20640181760 22575198800 23381455900 23806573280 24880979200 25800227200 26187230608 27207512320 28896254464 29758216600 29928263552 32734038260 32836652800 34009390400 36120318080 37410329440 38090517248 40917547825 45150397600 46762911800 47613146560 49761958400 51600454400 52374461216 54415024640 59516433200 59856527104 65468076520 65673305600 68018780800 72240636160 74820658880 76181034496 81835095650 90300795200 93525823600 95226293120 103200908800 104748922432 119032866400 119713054208 130936153040 136037561600 144481272320 149641317760 163670191300 180601590400 187051647200 190452586240 209497844864 238065732800 261872306080 272075123200 299282635520 327340382600 361203180800 374103294400 380905172480 418995689728 476131465600 523744612160 598565271040 654680765200 722406361600 748206588800 837991379456 952262931200 1047489224320 1309361530400 1496413177600 1904525862400 2094978448640 2618723060800 2992826355200 4189956897280 5237446121600 10474892243200 20949784486400
• Sum of all divisors σ(n): 67141403746560
• Sum of proper divisors (its aliquot sum) s(n): 46191619260160
• 20949784486400 is an abundant number, because the sum of its proper divisors (46191619260160) is greater than itself. Its abundance is 25241834773760

Bases of 20949784486400

• Binary: 100110000110111000000011101100110001000000000₂
• Hexadecimal: 0x130DC0766200
• Base-36: 7FC74RXFK

Squares and roots of 20949784486400

• 20949784486400 squared (20949784486400²) is 438893470026606111784960000
• 20949784486400 cubed (20949784486400³) is 9194723609545656115915979220844544000000
• The square root of 20949784486400 is 4577093.4539727283
• The cube root of 20949784486400 is 27567.2336101015

Scales and comparisons

• 20,949,784,486,400 seconds is equal to 666,138 years, 17 weeks, 6 days, 11 hours, 33 minutes, 20 seconds.
• To count from 1 to 20,949,784,486,400 would take you about one million, six hundred sixty-five thousand, three hundred forty-five 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 20949784486400 cubic inches would be around 2297.3 feet tall.

Recreational maths with 20949784486400

• 20949784486400 backwards is 00468448794902
• The number of decimal digits it has is: 14
• The sum of 20949784486400's digits is 65
• More coming soon!