26960265266893750000
26,960,265,266,893,750,000 is an even composite number composed of five prime numbers multiplied together.
26960265266893750000 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one thousand, eight hundred divisors.
Prime factorization of 26960265266893750000:
24 × 58 × 114 × 533 × 1979
(2 × 2 × 2 × 2 × 5 × 5 × 5 × 5 × 5 × 5 × 5 × 5 × 11 × 11 × 11 × 11 × 53 × 53 × 53 × 1979)See below for interesting mathematical facts about the number 26960265266893750000 from the Numbermatics database.
Names of 26960265266893750000
- Cardinal: 26960265266893750000 can be written as Twenty-six quintillion, nine hundred sixty quadrillion, two hundred sixty-five trillion, two hundred sixty-six billion, eight hundred ninety-three million, seven hundred fifty thousand.
Scientific notation
- Scientific notation: 2.696026526689375 × 1019
Factors of 26960265266893750000
Divisors of 26960265266893750000
- Number of divisors d(n): 1800
-
Complete list of divisors:
1 2 4 5 8 10 11 16 20 22 25 40 44 50 53 55 80 88 100 106 110 121 125 176 200 212 220 242 250 265 275 400 424 440 484 500 530 550 583 605 625 848 880 968 1000 1060 1100 1166 1210 1250 1325 1331 1375 1936 1979 2000 2120 2200 2332 2420 2500 2650 2662 2750 2809 2915 3025 3125 3958 4240 4400 4664 4840 5000 5300 5324 5500 5618 5830 6050 6250 6413 6625 6655 6875 7916 9328 9680 9895 10000 10600 10648 11000 11236 11660 12100 12500 12826 13250 13310 13750 14045 14575 14641 15125 15625 15832 19790 21200 21296 21769 22000 22472 23320 24200 25000 25652 26500 26620 27500 28090 29150 29282 30250 30899 31250 31664 32065 33125 33275 34375 39580 43538 44944 46640 48400 49475 50000 51304 53000 53240 55000 56180 58300 58564 60500 61798 62500 64130 66250 66550 68750 70225 70543 72875 73205 75625 78125 79160 87076 98950 102608 104887 106000 106480 108845 110000 112360 116600 117128 121000 123596 125000 128260 132500 133100 137500 140450 141086 145750 146410 148877 151250 154495 156250 158320 160325 165625 166375 171875 174152 197900 209774 217690 224720 233200 234256 239459 242000 247192 247375 250000 256520 265000 266200 275000 280900 282172 291500 292820 297754 302500 308990 312500 320650 331250 332750 339889 343750 348304 351125 352715 364375 366025 378125 390625 395800 419548 435380 478918 494384 494750 513040 524435 530000 532400 544225 550000 561800 564344 583000 585640 595508 605000 617980 625000 641300 662500 665500 679778 687500 702250 705430 728750 732050 744385 756250 772475 775973 781250 791600 801625 828125 831875 839096 859375 870760 957836 989500 1048870 1088450 1123600 1128688 1153757 1166000 1171280 1191016 1197295 1210000 1235960 1236875 1250000 1282600 1325000 1331000 1359556 1375000 1404500 1410860 1457500 1464100 1488770 1512500 1544950 1551946 1562500 1603250 1637647 1656250 1663750 1678192 1699445 1718750 1741520 1755625 1763575 1821875 1830125 1890625 1915672 1979000 2097740 2176900 2307514 2382032 2394590 2471920 2473750 2565200 2622175 2634049 2650000 2662000 2719112 2721125 2750000 2809000 2821720 2915000 2928200 2977540 3025000 3089900 3103892 3125000 3206500 3275294 3312500 3327500 3398890 3437500 3511250 3527150 3643750 3660250 3721925 3738779 3781250 3831344 3862375 3879865 3958000 4008125 4140625 4159375 4195480 4296875 4353800 4615028 4789180 4947500 5244350 5268098 5438224 5442250 5559011 5618000 5643440 5768785 5830000 5856400 5955080 5986475 6050000 6179800 6184375 6207784 6250000 6413000 6550588 6625000 6655000 6797780 6875000 7022500 7054300 7287500 7320500 7443850 7477558 7562500 7724750 7759730 8016250 8188235 8281250 8318750 8390960 8497225 8593750 8707600 8778125 8817875 9109375 9150625 9230056 9453125 9578360 9895000 10488700 10536196 10884500 11118022 11537570 11910160 11972950 12359600 12368750 12415568 12691327 12826000 13101176 13110875 13170245 13250000 13310000 13595560 13605625 13750000 14045000 14108600 14575000 14641000 14887700 14955116 15125000 15449500 15519460 16032500 16376470 16562500 16637500 16994450 17187500 17556250 17635750 18014117 18218750 18301250 18460112 18609625 18693895 18906250 19156720 19311875 19399325 19790000 20040625 20703125 20796875 20977400 21072392 21769000 22236044 23075140 23945900 24737500 25382654 26202352 26221750 26340490 27191120 27211250 27795055 28090000 28217200 28843925 28974539 29150000 29282000 29775400 29910232 29932375 30250000 30899000 30921875 31038920 32065000 32752940 33125000 33275000 33988900 34375000 35112500 35271500 36028234 36437500 36602500 37219250 37387790 37812500 38623750 38798650 40081250 40941175 41126569 41406250 41593750 41954800 42144784 42486125 43538000 43890625 44089375 44472088 45546875 45753125 46150280 47265625 47891800 49475000 50765308 52443500 52680980 54422500 55590110 57687850 57949078 59550800 59820464 59864750 61149121 61798000 61843750 62077840 63456635 64130000 65505880 65554375 65851225 66250000 66550000 67977800 68028125 68750000 70225000 70543000 72056468 72875000 73205000 74438500 74775580 75625000 77247500 77597300 80162500 81882350 82253138 82812500 83187500 84972250 87781250 88178750 88944176 90070585 91093750 91506250 92300560 93048125 93469475 94531250 95783600 96559375 96996625 98950000 100203125 101530616 103984375 104887000 105361960 108845000 111180220 115375700 115898156 119729500 122298242 123687500 126913270 131011760 131108750 131702450 135955600 136056250 138975275 139604597 140450000 141086000 144112936 144219625 144872695 145750000 146410000 148877000 149551160 149661875 151250000 154495000 154609375 155194600 160325000 163764700 164506276 165625000 166375000 169944500 175562500 176357500 180141170 182187500 183012500 186096250 186938950 189062500 193118750 193993250 198155287 200406250 203061232 204705875 205632845 207968750 209774000 210723920 212430625 217690000 219453125 220446875 222360440 227734375 228765625 230751400 231796312 239459000 244596484 247375000 253826540 262217500 263404900 272112500 277950550 279209194 288225872 288439250 289745390 294627583 297754000 299102320 299323750 305745605 308990000 309218750 310389200 317283175 320650000 327529400 327771875 329012552 329256125 331250000 332750000 339889000 340140625 351125000 352715000 360282340 364375000 366025000 372192500 373877900 378125000 386237500 387986500 396310574 400812500 409411750 411265690 415937500 424861250 438906250 440893750 444720880 450352925 455468750 457531250 461502800 463592624 465240625 467347375 478918000 482796875 484983125 489192968 494750000 501015625 507653080 519921875 524435000 526809800 544225000 555901100 558418388 576878500 579490780 589255166 598647500 611491210 618437500 634566350 655058800 655543750 658025104 658512250 672640331 679778000 680281250 694876375 698022985 702250000 705430000 720564680 721098125 724363475 728750000 732050000 744385000 747755800 748309375 756250000 772475000 773046875 775973000 792621148 801625000 818823500 822531380 831875000 849722500 877812500 881787500 900705850 910937500 915062500 930481250 934694750 965593750 969966250 978385936 990776435 1002031250 1015306160 1023529375 1028164225 1039843750 1048870000 1053619600 1062153125 1088450000 1097265625 1102234375 1111802200 1116836776 1143828125 1153757000 1158981560 1178510332 1197295000 1222982420 1236875000 1269132700 1311087500 1317024500 1345280662 1360562500 1389752750 1396045970 1441129360 1442196250 1448726950 1473137915 1488770000 1495511600 1496618750 1528728025 1535650567 1544950000 1546093750 1551946000 1585242296 1586415875 1603250000 1637647000 1638859375 1645062760 1646280625 1663750000 1699445000 1700703125 1755625000 1763575000 1801411700 1821875000 1830125000 1860962500 1869389500 1931187500 1939932500 1981552870 2004062500 2047058750 2056328450 2079687500 2124306250 2179708157 2194531250 2204468750 2223604400 2233673552 2251764625 2287656250 2307514000 2317963120 2326203125 2336736875 2357020664 2394590000 2413984375 2424915625 2445964840 2473750000 2505078125 2538265400 2622175000 2634049000 2690561324 2721125000 2779505500 2792091940 2884392500 2897453900 2946275830 2993237500 3057456050 3071301134 3092187500 3170484592 3172831750 3240903413 3275294000 3277718750 3290125520 3292561250 3363201655 3398890000 3401406250 3474381875 3490114925 3511250000 3527150000 3602823400 3605490625 3621817375 3643750000 3660250000 3721925000 3738779000 3741546875 3862375000 3879865000 3963105740 4008125000 4094117500 4112656900 4159375000 4248612500 4359416314 4389062500 4408937500 4503529250 4575312500 4652406250 4673473750 4714041328 4827968750 4849831250 4891929680 4953882175 5010156250 5076530800 5117646875 5140821125 5244350000 5268098000 5310765625 5381122648 5442250000 5511171875 5559011000 5584183880 5719140625 5768785000 5794907800 5892551660 5986475000 6114912100 6142602268 6184375000 6345663500 6481806826 6555437500 6585122500 6726403310 6802812500 6948763750 6980229850 7205646800 7210981250 7243634750 7365689575 7399043641 7443850000 7477558000 7483093750 7643640125 7678252835 7724750000 7759730000 7926211480 7932079375 8016250000 8188235000 8194296875 8225313800 8231403125 8318750000 8497225000 8503515625 8718832628 8778125000 8817875000 9007058500 9150625000 9304812500 9346947500 9655937500 9699662500 9907764350 10020312500 10235293750 10281642250 10621531250 10762245296 10898540785 11022343750 11118022000 11168367760 11258823125 11438281250 11537570000 11589815600 11631015625 11683684375 11785103320 11972950000 12069921875 12124578125 12229824200 12285204536 12368750000 12691327000 12963613652 13110875000 13170245000 13452806620 13605625000 13897527500 13960459700 14421962500 14487269500 14731379150 14798087282 14966187500 15287280250 15356505670 15852422960 15864158750 16204517065 16376470000 16388593750 16450627600 16462806250 16816008275 16994450000 17007031250 17371909375 17437665256 17450574625 17556250000 17635750000 18014117000 18027453125 18109086875 18301250000 18609625000 18693895000 18707734375 19311875000 19399325000 19815528700 20040625000 20470587500 20563284500 21243062500 21797081570 22044687500 22517646250 22876562500 23262031250 23367368750 23570206640 24139843750 24249156250 24459648400 24570409072 24769410875 25382654000 25588234375 25704105625 25927227304 26221750000 26340490000 26553828125 26905613240 27211250000 27555859375 27795055000 27920919400 28843925000 28974539000 29462758300 29596174564 29932375000 30574560500 30713011340 31728317500 32409034130 32777187500 32925612500 33632016550 34014062500 34743818750 34875330512 34901149250 35649937543 36028234000 36054906250 36218173750 36828447875 36995218205 37219250000 37387790000 37415468750 38218200625 38391264175 38623750000 38798650000 39631057400 39660396875 40081250000 40941175000 40971484375 41126569000 41157015625 42486125000 43594163140 44089375000 45035292500 45753125000 46524062500 46734737500 48279687500 48498312500 49538821750 51176468750 51408211250 51854454608 53107656250 53811226480 54492703925 55111718750 55590110000 55841838800 56294115625 57687850000 57949078000 58155078125 58418421875 58925516600 59192349128 59864750000 60622890625 61149121000 61426022680 63456635000 64818068260 65554375000 65851225000 67264033100 68028125000 69487637500 69802298500 71299875086 72109812500 72436347500 73656895750 73990436410 74830937500 76436401250 76782528350 79262114800 79320793750 81022585325 81389480051 81882350000 81942968750 82253138000 82314031250 84080041375 84972250000 86859546875 87188326280 87252873125 88178750000 90070585000 90137265625 90545434375 91506250000 93048125000 93469475000 93538671875 96559375000 96996625000 99077643500 102352937500 102816422500 106215312500 108985407850 110223437500 112588231250 116310156250 116836843750 117851033200 118384698256 121245781250 122298242000 122852045360 123847054375 126913270000 127941171875 128520528125 129636136520 131108750000 131702450000 132769140625 134528066200 136056250000 138975275000 139604597000 142599750172 144219625000 144872695000 147313791500 147980872820 149661875000 152872802500 153565056700 158641587500 162045170650 162778960102 163885937500 164628062500 168160082750 173719093750 174376652560 174505746250 178249687715 180141170000 180274531250 181090868750 184142239375 184976091025 186096250000 186938950000 187077343750 191091003125 191956320875 193118750000 193993250000 198155287000 198301984375 204705875000 205632845000 205785078125 212430625000 217970815700 220446875000 225176462500 232620312500 233673687500 242491562500 247694108750 255882343750 257041056250 259272273040 265538281250 269056132400 272463519625 277950550000 279209194000 281470578125 285199500344 288439250000 289745390000 292092109375 294627583000 295961745640 299323750000 303114453125 305745605000 307130113400 317283175000 324090341300 325557920204 327771875000 329256125000 336320165500 347438187500 349011492500 356499375430 360549062500 362181737500 368284478750 369952182050 374154687500 382182006250 383912641750 392149312973 396310574000 396603968750 405112926625 406947400255 409411750000 411265690000 411570156250 420400206875 424861250000 434297734375 435941631400 436264365625 440893750000 450352925000 450686328125 452727171875 465240625000 467347375000 484983125000 495388217500 511764687500 514082112500 531076562500 544927039250 562941156250 570399000688 584184218750 589255166000 591923491280 606228906250 611491210000 614260226800 619235271875 634566350000 639705859375 642602640625 648180682600 651115840408 655543750000 658512250000 672640331000 694876375000 698022985000 712998750860 721098125000 724363475000 736568957500 739904364100 748309375000 764364012500 767825283500 784298625946 793207937500 810225853250 813894800510 823140312500 840800413750 868595468750 871883262800 872528731250 891248438575 900705850000 901372656250 905454343750 920711196875 924880455125 930481250000 934694750000 955455015625 959781604375 969966250000 990776435000 991509921875 1023529375000 1028164225000 1028925390625 1062153125000 1089854078500 1125882312500 1168368437500 1212457812500 1238470543750 1279411718750 1285205281250 1296361365200 1302231680816 1345280662000 1362317598125 1389752750000 1396045970000 1407352890625 1425997501720 1442196250000 1448726950000 1460460546875 1473137915000 1479808728200 1496618750000 1528728025000 1535650567000 1568597251892 1586415875000 1620451706500 1627789601020 1646280625000 1681600827500 1737190937500 1745057462500 1782496877150 1802745312500 1810908687500 1841422393750 1849760910250 1910910031250 1919563208750 1960746564865 1981552870000 1983019843750 2025564633125 2034737001275 2047058750000 2056328450000 2057850781250 2102001034375 2124306250000 2171488671875 2179708157000 2181321828125 2251764625000 2263635859375 2336736875000 2424915625000 2476941087500 2558823437500 2570410562500 2724635196250 2814705781250 2851995003440 2920921093750 2946275830000 2959617456400 3057456050000 3071301134000 3096176359375 3137194503784 3172831750000 3213013203125 3240903413000 3255579202040 3292561250000 3363201655000 3474381875000 3490114925000 3564993754300 3605490625000 3621817375000 3682844787500 3699521820500 3821820062500 3839126417500 3921493129730 3966039687500 4051129266250 4069474002550 4115701562500 4204002068750 4313642442703 4342977343750 4359416314000 4362643656250 4456242192875 4503529250000 4527271718750 4603555984375 4624402275625 4673473750000 4777275078125 4798908021875 4849831250000 4953882175000 4957549609375 5117646875000 5140821125000 5449270392500 5629411562500 5841842187500 6192352718750 6274389007568 6426026406250 6481806826000 6511158404080 6726403310000 6811587990625 6948763750000 6980229850000 7036764453125 7129987508600 7210981250000 7243634750000 7365689575000 7399043641000 7643640125000 7678252835000 7842986259460 7932079375000 8102258532500 8138948005100 8231403125000 8408004137500 8627284885406 8685954687500 8725287312500 8912484385750 9054543437500 9207111968750 9248804551250 9554550156250 9597816043750 9803732824325 9907764350000 9915099218750 10127823165625 10173685006375 10235293750000 10281642250000 10510005171875 10898540785000 10906609140625 11258823125000 11318179296875 11683684375000 12384705437500 12852052812500 13623175981250 14073528906250 14259975017200 14731379150000 14798087282000 15287280250000 15356505670000 15480881796875 15685972518920 15864158750000 16065066015625 16204517065000 16277896010200 16462806250000 16816008275000 17254569770812 17371909375000 17450574625000 17824968771500 18109086875000 18414223937500 18497609102500 19109100312500 19195632087500 19607465648650 19830198437500 20255646331250 20347370012750 21020010343750 21568212213515 21797081570000 21813218281250 22281210964375 22517646250000 22636358593750 23017779921875 23122011378125 23367368750000 23886375390625 23994540109375 24769410875000 25704105625000 27246351962500 28147057812500 30961763593750 31371945037840 32130132031250 32409034130000 32555792020400 33632016550000 34057939953125 34509139541624 34743818750000 34901149250000 35649937543000 36218173750000 36828447875000 36995218205000 38218200625000 38391264175000 39214931297300 39660396875000 40511292662500 40694740025500 42040020687500 43136424427030 43626436562500 44562421928750 45272717187500 46035559843750 46244022756250 47772750781250 47989080218750 49018664121625 49538821750000 50639115828125 50868425031875 51408211250000 52550025859375 54492703925000 54533045703125 56294115625000 61923527187500 64260264062500 68115879906250 69018279083248 71299875086000 73656895750000 73990436410000 76436401250000 76782528350000 77404408984375 78429862594600 79320793750000 81022585325000 81389480051000 84080041375000 86272848854060 87252873125000 89124843857500 90545434375000 92071119687500 92488045512500 95545501562500 95978160437500 98037328243250 101278231656250 101736850063750 105100051718750 107841061067575 108985407850000 109066091406250 111406054821875 112588231250000 115088899609375 115610056890625 119972700546875 123847054375000 128520528125000 136231759812500 154808817968750 156859725189200 162045170650000 162778960102000 168160082750000 170289699765625 172545697708120 174505746250000 178249687715000 181090868750000 184142239375000 184976091025000 191091003125000 191956320875000 196074656486500 202556463312500 203473700127500 210200103437500 215682122135150 218132182812500 222812109643750 230177799218750 231220113781250 239945401093750 245093320608125 247694108750000 253195579140625 254342125159375 257041056250000 262750129296875 272463519625000 309617635937500 340579399531250 345091395416240 356499375430000 368284478750000 369952182050000 382182006250000 383912641750000 392149312973000 405112926625000 406947400255000 420400206875000 431364244270300 436264365625000 445624219287500 460355598437500 462440227562500 479890802187500 490186641216250 506391158281250 508684250318750 525500258593750 539205305337875 544927039250000 557030274109375 578050284453125 599863502734375 619235271875000 681158799062500 784298625946000 810225853250000 813894800510000 840800413750000 851448498828125 862728488540600 872528731250000 891248438575000 920711196875000 924880455125000 959781604375000 980373282432500 1012782316562500 1017368500637500 1051000517187500 1078410610675750 1114060548218750 1156100568906250 1199727005468750 1225466603040625 1238470543750000 1265977895703125 1271710625796875 1362317598125000 1702896997656250 1725456977081200 1782496877150000 1841422393750000 1849760910250000 1919563208750000 1960746564865000 2025564633125000 2034737001275000 2102001034375000 2156821221351500 2228121096437500 2312201137812500 2399454010937500 2450933206081250 2531955791406250 2543421251593750 2696026526689375 2724635196250000 2785151370546875 2890251422265625 3405793995312500 3921493129730000 4051129266250000 4069474002550000 4204002068750000 4313642442703000 4456242192875000 4624402275625000 4798908021875000 4901866412162500 5063911582812500 5086842503187500 5392053053378750 5570302741093750 5780502844531250 6127333015203125 6358553128984375 6811587990625000 8627284885406000 8912484385750000 9248804551250000 9597816043750000 9803732824325000 10127823165625000 10173685006375000 10784106106757500 11140605482187500 11561005689062500 12254666030406250 12717106257968750 13480132633446875 13623175981250000 13925756852734375 19607465648650000 20255646331250000 20347370012750000 21568212213515000 22281210964375000 23122011378125000 24509332060812500 25434212515937500 26960265266893750 27851513705468750 30636665076015625 31792765644921875 43136424427030000 44562421928750000 46244022756250000 49018664121625000 50868425031875000 53920530533787500 55703027410937500 61273330152031250 63585531289843750 67400663167234375 98037328243250000 101736850063750000 107841061067575000 111406054821875000 122546660304062500 127171062579687500 134801326334468750 153183325380078125 215682122135150000 222812109643750000 245093320608125000 254342125159375000 269602652668937500 306366650760156250 337003315836171875 490186641216250000 508684250318750000 539205305337875000 612733301520312500 674006631672343750 1078410610675750000 1225466603040625000 1348013263344687500 1685016579180859375 2450933206081250000 2696026526689375000 3370033158361718750 5392053053378750000 6740066316723437500 13480132633446875000 26960265266893750000
- Sum of all divisors σ(n): 73241548596987606000
- Sum of proper divisors (its aliquot sum) s(n): 46281283330093856000
- 26960265266893750000 is an abundant number, because the sum of its proper divisors (46281283330093856000) is greater than itself. Its abundance is 19321018063200106000
Bases of 26960265266893750000
- Binary: 101110110001001100001101001101011001010111000000011111110111100002
- Hexadecimal: 0x176261A6B2B80FEF0
- Base-36: 5OTXKF5JRDQLS
Squares and roots of 26960265266893750000
- 26960265266893750000 squared (269602652668937500002) is 726855903261277524919773789062500000000
- 26960265266893750000 cubed (269602652668937500003) is 19596227962731704041420793509735977277099609375000000000000
-
The
square root of 26960265266893750000 is 5192327538.4834641611 -
The
cube root of 26960265266893750000 is 2998527.6207029101
Scales and comparisons
How big is 26960265266893750000?- 26,960,265,266,893,750,000 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
-
To count from 1 to 26,960,265,266,893,750,000 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 26960265266893750000 cubic inches would be around 249877.3 feet tall.
Recreational maths with 26960265266893750000
- 26960265266893750000 backwards is 00005739866256206962
- The number of decimal digits it has is: 20
- The sum of 26960265266893750000's digits is 82
- 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 26960265266893750000 - Facts about the integer". Numbermatics.com. 2024. Web. 24 May 2024.
APA style:
Numbermatics. (2024). Number 26960265266893750000 - Facts about the integer. Retrieved 24 May 2024, from https://numbermatics.com/n/26960265266893750000/
Chicago style:
Numbermatics. 2024. "Number 26960265266893750000 - Facts about the integer". https://numbermatics.com/n/26960265266893750000/
The information we have on file for 26960265266893750000 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 26960265266893750000, math, Factors of 26960265266893750000, curriculum, school, college, exams, university, Prime factorization of 26960265266893750000, STEM, science, technology, engineering, physics, economics, calculator, twenty-six quintillion, nine hundred sixty quadrillion, two hundred sixty-five trillion, two hundred sixty-six billion, eight hundred ninety-three million, seven hundred fifty thousand.