3047250792777750
3,047,250,792,777,750 is an even composite number composed of six prime numbers multiplied together.
3047250792777750 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two thousand, one hundred twelve divisors.
Prime factorization of 3047250792777750:
2 × 310 × 53 × 132 × 313 × 41
(2 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 5 × 5 × 5 × 13 × 13 × 31 × 31 × 31 × 41)See below for interesting mathematical facts about the number 3047250792777750 from the Numbermatics database.
Names of 3047250792777750
- Cardinal: 3047250792777750 can be written as Three quadrillion, forty-seven trillion, two hundred fifty billion, seven hundred ninety-two million, seven hundred seventy-seven thousand, seven hundred fifty.
Scientific notation
- Scientific notation: 3.04725079277775 × 1015
Factors of 3047250792777750
Divisors of 3047250792777750
- Number of divisors d(n): 2112
-
Complete list of divisors:
1 2 3 5 6 9 10 13 15 18 25 26 27 30 31 39 41 45 50 54 62 65 75 78 81 82 90 93 117 123 125 130 135 150 155 162 169 186 195 205 225 234 243 246 250 270 279 310 325 338 351 369 375 390 403 405 410 450 465 486 507 533 558 585 615 650 675 702 729 738 750 775 806 810 837 845 930 961 975 1014 1025 1053 1066 1107 1125 1170 1209 1215 1230 1271 1350 1395 1458 1521 1550 1599 1625 1674 1690 1755 1845 1922 1950 2015 2025 2050 2106 2187 2214 2250 2325 2418 2430 2511 2535 2542 2665 2790 2883 2925 3042 3075 3159 3198 3250 3321 3375 3510 3627 3645 3690 3813 3875 4030 4050 4185 4225 4374 4563 4650 4797 4805 4875 5022 5070 5125 5239 5265 5330 5535 5766 5850 6045 6075 6150 6318 6355 6561 6642 6750 6929 6975 7254 7290 7533 7605 7626 7750 7995 8370 8450 8649 8775 9126 9225 9477 9594 9610 9750 9963 10075 10125 10250 10478 10530 10881 10935 11070 11439 11625 12090 12150 12493 12555 12675 12710 13122 13325 13689 13858 13950 14391 14415 14625 15066 15210 15375 15717 15795 15990 16523 16605 17298 17550 18135 18225 18450 18954 19065 19683 19926 20150 20250 20787 20925 21125 21762 21870 22599 22815 22878 23250 23985 24025 24986 25110 25350 25947 26195 26325 26650 27378 27675 28431 28782 28830 29250 29791 29889 30225 30375 30750 31434 31590 31775 32643 32805 33046 33210 34317 34645 34875 36270 36450 37479 37665 38025 38130 39366 39401 39975 41067 41574 41850 42250 43173 43245 43875 45198 45630 46125 47151 47385 47970 48050 49569 49815 50375 51894 52390 52650 54405 54675 55350 56862 57195 59049 59582 59778 60450 60750 62361 62465 62775 63375 63550 65286 65610 66625 67797 68445 68634 69290 69750 71955 72075 74958 75330 76050 77841 78585 78802 78975 79950 82134 82615 83025 85293 86346 86490 87750 89373 89667 90675 91125 92250 94302 94770 95325 97929 98415 99138 99630 100750 102951 103935 104625 108810 109350 112437 112995 114075 114390 118098 118203 119925 120125 123201 124722 124930 125550 126750 129519 129735 130975 131625 133250 135594 136890 138375 141453 142155 143910 144150 148707 148955 149445 151125 155682 157170 157950 158875 162409 163215 164025 165230 166050 170586 171585 173225 178746 179334 181350 182250 187083 187395 188325 190125 190650 195858 196830 197005 199875 203391 205335 205902 207870 209250 214799 215865 216225 224874 225990 228150 233523 235755 236406 236925 239850 240250 246402 247845 249075 255879 259038 259470 261950 263250 268119 269001 272025 273375 276750 282906 284310 285975 293787 295245 297414 297910 298890 302250 308853 311805 312325 313875 317750 324818 326430 328050 337311 338985 342225 343170 346450 354609 359775 360375 369603 374166 374790 376650 380250 387283 388557 389205 392925 394010 394875 399750 406782 410670 413075 415125 424359 426465 429598 431730 432450 446121 446865 448335 453375 467046 471510 473850 476625 487227 489645 492075 495690 498150 511758 512213 514755 519675 536238 538002 544050 546750 561249 562185 564975 570375 571950 587574 590490 591015 599625 610173 616005 617706 623610 624650 627750 644397 647595 648675 654875 674622 677970 684450 700569 707265 709218 710775 719550 720750 739206 743535 744775 747225 767637 774566 777114 778410 785850 789750 804357 807003 812045 816075 820125 826150 830250 848718 852930 857925 866125 881361 892242 893730 896670 906750 926559 935415 936975 941625 953250 974454 979290 984150 985025 1011933 1016955 1024426 1026675 1029510 1039350 1063827 1073995 1079325 1081125 1108809 1122498 1124370 1129950 1140750 1161849 1165671 1167615 1178775 1182030 1184625 1199250 1220346 1221431 1232010 1239225 1245375 1273077 1279395 1288794 1295190 1297350 1309750 1338363 1340595 1345005 1360125 1401138 1414530 1421550 1429875 1461681 1468935 1476225 1487070 1489550 1494450 1535274 1536639 1544265 1559025 1561625 1608714 1614006 1624090 1632150 1640250 1683747 1686555 1694925 1711125 1715850 1732250 1762722 1773045 1798875 1830519 1848015 1853118 1870830 1873950 1883250 1933191 1936415 1942785 1946025 1964625 1970050 2023866 2033910 2053350 2065375 2101707 2121795 2127654 2132325 2147990 2158650 2162250 2217618 2230605 2234325 2241675 2323698 2331342 2335230 2357550 2369250 2413071 2421009 2436135 2442862 2448225 2460375 2478450 2490750 2546154 2558790 2561065 2573775 2598375 2644083 2676726 2681190 2690010 2720250 2779677 2806245 2810925 2824875 2859750 2923362 2937870 2952450 2955075 3035799 3050865 3073278 3080025 3088530 3118050 3123250 3191481 3221985 3237975 3243375 3326427 3367494 3373110 3389850 3422250 3485547 3497013 3502845 3536325 3546090 3553875 3597750 3661038 3664293 3696030 3717675 3723875 3736125 3819231 3838185 3866382 3872830 3885570 3892050 3929250 4015089 4021785 4035015 4060225 4080375 4130750 4203414 4243590 4264650 4289625 4385043 4406805 4461210 4468650 4483350 4609917 4632795 4677075 4684875 4826142 4842018 4872270 4896450 4920750 4925125 5034679 5051241 5059665 5084775 5122130 5133375 5147550 5196750 5288166 5319135 5369975 5396625 5544045 5559354 5612490 5621850 5649750 5799573 5809245 5828355 5838075 5893875 5910150 6071598 6101730 6107155 6160050 6196125 6305121 6365385 6382962 6396975 6443970 6475950 6486750 6652854 6658769 6691815 6702975 6725025 6971094 6994026 7005690 7072650 7107750 7239213 7308405 7328586 7344675 7381125 7435350 7447750 7472250 7638462 7676370 7683195 7721325 7795125 7932249 8030178 8043570 8070030 8120450 8160750 8339031 8418735 8432775 8474625 8579250 8770086 8813610 8865225 9107397 9152595 9219834 9240075 9265590 9354150 9369750 9574443 9665955 9682075 9713925 9730125 9850250 9979281 10069358 10102482 10119330 10169550 10266750 10456641 10491039 10508535 10608975 10638270 10661625 10739950 10793250 10992879 11088090 11153025 11171625 11208375 11457693 11599146 11618490 11656710 11676150 11787750 12045267 12065355 12105045 12180675 12214310 12241125 12392250 12610242 12730770 12793950 12805325 12868875 13155129 13220415 13317538 13383630 13405950 13450050 13829751 13898385 14031225 14054625 14478426 14616810 14689350 14762250 14775375 15104037 15153723 15178995 15254325 15366390 15400125 15442650 15590250 15864498 15878603 15957405 16109925 16189875 16632135 16678062 16837470 16865550 16949250 17398719 17427735 17485065 17514225 17681625 17730450 18214794 18305190 18321465 18480150 18588375 18915363 19096155 19148886 19190925 19331910 19364150 19427850 19460250 19958562 19976307 20075445 20108925 20175075 20301125 20913282 20982078 21017070 21217950 21323250 21717639 21925215 21985758 22034025 22306050 22343250 22416750 22915386 23049585 23163975 23385375 23796747 24090534 24130710 24210090 24361350 24482250 25017093 25173395 25256205 25298325 25423875 25610650 25737750 26310258 26440830 26595675 26849875 27322191 27659502 27720225 27796770 28062450 28109250 28723329 28997865 29046225 29141775 29190375 29550750 30208074 30307446 30357990 30508650 30535775 30800250 31369923 31473117 31525605 31757206 31826925 31914810 31984875 32219850 32379750 32978637 33264270 33293845 33459075 33514875 33625125 34373079 34797438 34855470 34970130 35028450 35363250 36135801 36196065 36542025 36642930 36723375 37176750 37830726 38192310 38381850 38415975 38606625 39465387 39661245 39952614 40150890 40217850 40350150 40602250 41489253 41695155 42093675 42163875 43435278 43850430 44068050 44326125 45312111 45461169 45536985 45762975 46099170 46200375 46327950 46770750 47593494 47635809 47872215 48329775 48410375 48569625 49896405 50034186 50346790 50512410 50596650 50847750 52196157 52283205 52455195 52542675 53044875 53191350 53699750 54644382 54964395 55440450 55765125 56746089 57288465 57446658 57995730 58092450 58283550 58380750 59928921 60226335 60326775 60525225 60903375 61071550 62739846 62946234 63051210 63653850 63969750 64026625 65152917 65775645 65957274 66102075 66587690 66918150 67029750 67250250 68746158 69148755 69491925 70156125 72271602 72392130 73084050 73446750 75051279 75520185 75768615 75894975 76271625 76831950 77213250 78930774 79322490 79393015 79787025 80549625 81966573 82978506 83160675 83390310 84187350 84327750 86169987 86993595 87138675 87425325 87571125 88652250 90624222 90922338 91073970 91525950 91607325 92400750 94109769 94576815 95271618 95480775 95744430 95954625 96659550 96820750 97139250 98935911 99792810 99881535 100377225 100544625 100875375 103119237 104392314 104566410 104910390 105085350 106089750 108407403 108588195 109626075 109928790 110170125 111530250 113492178 114576930 115247925 115819875 118396161 118983735 119857842 120452670 120653550 121050450 121806750 124467759 125085465 125866975 126281025 126491625 128053250 130305834 131551290 132204150 132978375 135936333 136383507 136610955 138297510 138601125 138983850 140312250 142907427 143616645 144989325 145231125 145708875 150102558 151040370 151537230 151789950 152543250 152678875 156588471 156849615 157365585 157628025 158786030 159134625 159574050 161099250 163933146 164893185 166321350 166469225 167295375 171865395 172339974 173987190 174277350 174850650 175142250 179786763 180679005 180980325 182710125 183214650 188219538 189153630 190961550 191909250 192079875 195458751 197326935 197871822 198306225 199763070 200754450 201089250 201750750 206238474 206421839 207446265 208475775 210468375 216814806 217176390 219252150 220340250 226560555 227305845 227684925 228814875 230495850 231639750 236792322 237967470 238179045 239361075 241648875 245899719 248935518 249482025 250170930 251733950 252562050 252983250 258509961 260980785 261416025 262275975 262713375 265956750 271872666 272767014 273221910 274821975 277202250 282329307 283730445 285814854 286442325 287233290 289978650 290462250 291417750 296807733 299644605 301131675 301633875 302626125 305357750 309357711 313176942 313699230 314731170 315256050 318269250 325222209 325764585 328878225 329786370 330510375 332938450 334590750 343730790 345743775 347459625 355188483 359573526 361358010 361960650 365420250 373403277 375256395 377600925 378843075 379474875 384159750 390917502 394653870 396612450 396965075 398935125 407808999 409150521 409832865 412843678 414892530 415803375 416951550 420936750 428722281 430849935 434967975 435693375 437126625 453121110 454611690 455369850 457629750 458036625 469765413 470548845 472884075 476358090 477403875 478722150 483297750 491799438 494679555 498964050 499407675 501886125 515596185 517019922 521961570 522832050 524551950 525426750 539360289 542037015 542940975 548130375 549643950 564658614 567460890 572884650 576239625 586376253 591980805 593615466 594918675 599289210 602263350 603267750 605252250 618715422 619265517 622338795 625427325 629334875 631405125 650444418 651529170 657756450 661020750 679681665 681917535 683054775 691487550 694919250 710376966 714537135 718083225 724946625 737699157 746806554 750512790 755201850 757686150 758949750 775529883 782942355 784248075 786827925 788140125 793930150 797870250 815617998 818301042 819665730 824465925 831606750 832346125 846987921 857444562 859326975 861699870 869935950 871386750 874253250 890423199 898933815 903395025 904901625 916073250 939530826 941097690 945768150 954807750 975666627 977293755 986634675 989359110 991531125 998815350 1003772250 1031192370 1032109195 1037231325 1042378875 1065565449 1078720578 1084074030 1085881950 1096260750 1120209831 1132802775 1136529225 1138424625 1152479250 1172752506 1183961610 1189837350 1190895225 1196805375 1223426997 1229498595 1238531034 1244677590 1247410125 1250854650 1258669750 1262810250 1286166843 1292549805 1304903925 1307080125 1311379875 1359363330 1363835070 1366109550 1374109875 1409296239 1411646535 1418652225 1429074270 1432211625 1436166450 1449893250 1475398314 1484038665 1498223025 1505658375 1546788555 1551059766 1565884710 1568496150 1573655850 1576280250 1618080867 1626111045 1628822925 1644391125 1648931850 1664692250 1693975842 1718653950 1728718875 1759128759 1775942415 1780846398 1797867630 1806790050 1809803250 1857796551 1867016385 1876281975 1888004625 1894215375 1951333254 1954587510 1973269350 1983062250 1984825375 2039044995 2045752605 2049164325 2064218390 2074462650 2084757750 2131130898 2143611405 2154249675 2174839875 2240419662 2265605550 2273058450 2276849250 2326589649 2348827065 2352744225 2364420375 2381790450 2393610750 2446853994 2458997190 2473397775 2494820250 2497038375 2540963763 2572333686 2577980925 2585099610 2609807850 2614160250 2622759750 2671269597 2696801445 2710185075 2714704875 2748219750 2818592478 2823293070 2837304450 2864423250 2931881265 2959904025 2968077330 2974593375 2996446050 3011316750 3093577110 3096327585 3111693975 3127136625 3196696347 3236161734 3252222090 3257645850 3288782250 3360629493 3398408325 3409587675 3415273875 3457437750 3518257518 3551884830 3572685675 3590416125 3670280991 3688495785 3715593102 3734032770 3752563950 3776009250 3788430750 3858500529 3877649415 3914711775 3921240375 3934139625 3969650750 4078089990 4091505210 4098328650 4122329625 4227888717 4234939605 4287222810 4296634875 4308499350 4349679750 4452115995 4494669075 4516975125 4653179298 4697654130 4705488450 4728840750 4854242601 4878333135 4886468775 4933173375 4946795550 4994076750 5081927526 5155961850 5160545975 5186156625 5327827245 5342539194 5393602890 5420370150 5429409750 5573389653 5601049155 5664013875 5682646125 5863762530 5919808050 5949186750 5954476125 6117134985 6147492975 6192655170 6223387950 6254273250 6393392694 6430834215 6462749025 6524519625 6721258986 6796816650 6819175350 6830547750 7046481195 7058232675 7093261125 7145371350 7180832250 7340561982 7376991570 7420193325 7491115125 7622891289 7717001058 7733942775 7755298830 7829423550 7842480750 7868279250 8013808791 8090404335 8130555225 8144114625 8244659250 8455777434 8469879210 8593269750 8795643795 8879712075 8904231990 8989338150 9033950250 9288982755 9335081925 9381409875 9590089041 9708485202 9756666270 9772937550 9866346750 10081888479 10195224975 10228763025 10245821625 10321091950 10372313250 10655654490 10718057025 10771248375 11010842973 11146779306 11202098310 11328027750 11365292250 11575501587 11632948245 11744135325 11763721125 11908952250 12234269970 12294985950 12366988875 12683666151 12704818815 12861668430 12889904625 12925498050 13049039250 13356347985 13484007225 13550925375 14092962390 14116465350 14186522250 14562727803 14659406325 14799520125 14840386650 14982230250 15245782578 15467885550 15481637925 15558469875 15983481735 16027617582 16180808670 16261110450 16288229250 16720168959 16803147465 16992041625 17047938375 17591287590 17759424150 17863428375 18351404955 18442478925 18577965510 18670163850 18762819750 19180178082 19292502645 19388247075 19573558875 20163776958 20390449950 20457526050 20491643250 21139443585 21174698025 21436114050 21542496750 22021685946 22260579975 22473345375 22868673867 23151003174 23265896490 23488270650 23527442250 24041426373 24271213005 24391665675 24432343875 24733977750 25367332302 25409637630 25779809250 25802729875 26639136225 26712695970 26968014450 27101850750 27866948265 28005245775 29125455606 29318812650 29599040250 30245665437 30585674925 30737464875 30963275850 31116939750 31966963470 32154171075 32313745125 33032528919 33440337918 33606294930 33984083250 34095876750 34726504761 35232405975 35291163375 35726856750 36702809910 36884957850 37100966625 38114456445 38585005290 38669713875 38776494150 39147117750 40069043955 40452021675 40652776125 42278887170 42349396050 43688183409 43978218975 44398560375 44521159950 44946690750 45737347734 46444913775 46675409625 47950445205 48082852746 48542426010 48783331350 48864687750 50160506877 50409442395 50976124875 51143815125 51605459750 53278272450 53590285125 55054214865 55733896530 56010491550 57877507935 58164741225 58720676625 60491330874 61171349850 61474929750 63418330755 63524094075 64308342150 64627490250 66065057838 66781739925 67420036125 69453009522 70464811950 70582326750 72124279119 72813639015 73297031625 74201933250 76228912890 77339427750 77408189625 79917408675 80138087910 80904043350 81305552250 83600844795 84015737325 87376366818 87956437950 88797120750 91757024775 92212394625 92889827550 93350819250 95900890410 96462513225 96941235375 99097586757 100321013754 100818884790 101952249750 102287630250 104179514283 105697217925 105873490125 107180570250 110108429730 111302899875 114343369335 115755015870 116329482450 117441353250 120207131865 121356065025 121958328375 126836661510 127048188150 131064550227 133195681125 133563479850 134840072250 139334741325 140026228875 144248558238 145627278030 146594063250 150481520631 151228327185 152928374625 154816379250 159834817350 160770855375 165162644595 167201689590 168031474650 173632523805 176162029875 183514049550 184424789250 190572282225 192925026450 193882470750 198195173514 200345219775 202260108375 208359028566 211394435850 211746980250 218440917045 219891094875 222605799750 228686738670 232224568875 239752226025 240414263730 242712130050 243916656750 250802534385 252047211975 262129100454 266391362250 275271074325 278669482650 280052457750 289387539675 290823706125 297292760271 300963041262 302456654370 305856749250 312538542849 317091653775 317620470375 321541710750 330325289190 333908699625 347265047610 352324059750 360621395595 364068195075 381144564450 393193650681 399587043375 400690439550 404520216750 418004223975 420078686625 436881834090 439782189750 451444561893 458785123875 464449137750 479504452050 482312566125 495487933785 501605068770 504094423950 520897571415 528486089625 550542148650 571716846675 578775079350 581647412250 594585520542 601035659325 606780325125 625077085698 634183307550 635240940750 655322751135 667817399250 696673706625 721242791190 728136390150 752407603155 756141635925 786387301362 799174086750 825813222975 836008447950 840157373250 868162619025 902889123786 917570247750 937615628547 952861411125 964625132250 990975867570 1001726098875 1041795142830 1056972179250 1092204585225 1143433693350 1198761130125 1202071318650 1213560650250 1254012671925 1260236059875 1310645502270 1354333685679 1376355371625 1393347413250 1446937698375 1486463801355 1504815206310 1512283271850 1562692714245 1585458268875 1651626445950 1736325238050 1803106977975 1820340975375 1875231257094 1905722822250 1965968253405 2003452197750 2090021119875 2184409170450 2257222809465 2397522260250 2477439668925 2508025343850 2520472119750 2604487857075 2708667371358 2752710743250 2858584233375 2893875396750 2972927602710 3005178296625 3125385428490 3170916537750 3276613755675 3606213955950 3640681950750 3762038015775 3780708179625 3931936506810 4063001057037 4129066114875 4180042239750 4340813095125 4514445618930 4688078142735 4954879337850 5208975714150 5461022926125 5717168466750 6010356593250 6270063359625 6553227511350 6771668428395 7432319006775 7524076031550 7561416359250 7813463571225 8126002114074 8258132229750 8681626190250 9015534889875 9376156285470 9829841267025 10922045852250 11286114047325 12189003171111 12387198344625 12540126719250 13022439285375 13543336856790 14864638013550 15626927142450 16383068778375 18031069779750 18810190078875 19659682534050 20315005285185 22572228094650 23440390713675 24378006342222 24774396689250 26044878570750 32766137556750 33858342141975 37161595033875 37620380157750 39067317856125 40630010570370 46880781427350 49149206335125 56430570236625 60945015855555 67716684283950 74323190067750 78134635712250 98298412670250 101575026425925 112861140473250 117201953568375 121890031711110 169291710709875 203150052851850 234403907136750 304725079277775 338583421419750 507875132129625 609450158555550 1015750264259250 1523625396388875 3047250792777750
- Sum of all divisors σ(n): 9807823419803136
- Sum of proper divisors (its aliquot sum) s(n): 6760572627025386
- 3047250792777750 is an abundant number, because the sum of its proper divisors (6760572627025386) is greater than itself. Its abundance is 3713321834247636
Bases of 3047250792777750
- Binary: 10101101001101110101010111010000101110001000000101102
- Hexadecimal: 0xAD3755D0B8816
- Base-36: U05ROSC3DI
Squares and roots of 3047250792777750
- 3047250792777750 squared (30472507927777502) is 9285737394084625871560895062500
- 3047250792777750 cubed (30472507927777503) is 28295970635650374560386945527038500634859375000
-
The
square root of 3047250792777750 is 55201909.3218500007 -
The
cube root of 3047250792777750 is 144978.2098493137
Scales and comparisons
How big is 3047250792777750?- 3,047,250,792,777,750 seconds is equal to 96,893,149 years, 23 weeks, 21 hours, 22 minutes, 30 seconds.
-
To count from 1 to 3,047,250,792,777,750 would take you about two hundred ninety million, six hundred seventy-nine thousand, four hundred forty-eight 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 3047250792777750 cubic inches would be around 12081.5 feet tall.
Recreational maths with 3047250792777750
- 3047250792777750 backwards is 0577772970527403
- The number of decimal digits it has is: 16
- The sum of 3047250792777750's digits is 72
- More coming soon!
Link to this page
HTML: To link to this page, just copy and paste the link below into your blog, web page or email.
BBCODE: To link to this page in a forum post or comment box, just copy and paste the link code below:
Cite this page
MLA style:
"Number 3047250792777750 - Facts about the integer". Numbermatics.com. 2024. Web. 28 May 2024.
APA style:
Numbermatics. (2024). Number 3047250792777750 - Facts about the integer. Retrieved 28 May 2024, from https://numbermatics.com/n/3047250792777750/
Chicago style:
Numbermatics. 2024. "Number 3047250792777750 - Facts about the integer". https://numbermatics.com/n/3047250792777750/
The information we have on file for 3047250792777750 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
Keywords: Divisors of 3047250792777750, math, Factors of 3047250792777750, curriculum, school, college, exams, university, Prime factorization of 3047250792777750, STEM, science, technology, engineering, physics, economics, calculator, three quadrillion, forty-seven trillion, two hundred fifty billion, seven hundred ninety-two million, seven hundred seventy-seven thousand, seven hundred fifty.