419383965000
419,383,965,000 is an even composite number composed of nine prime numbers multiplied together.
419383965000 is an even composite number. It is composed of nine distinct prime numbers multiplied together. It has a total of two thousand, five hundred sixty divisors.
Prime factorization of 419383965000:
23 × 3 × 54 × 7 × 11 × 13 × 17 × 31 × 53
(2 × 2 × 2 × 3 × 5 × 5 × 5 × 5 × 7 × 11 × 13 × 17 × 31 × 53)See below for interesting mathematical facts about the number 419383965000 from the Numbermatics database.
Names of 419383965000
- Cardinal: 419383965000 can be written as Four hundred nineteen billion, three hundred eighty-three million, nine hundred sixty-five thousand.
Scientific notation
- Scientific notation: 4.19383965 × 1011
Factors of 419383965000
Divisors of 419383965000
- Number of divisors d(n): 2560
-
Complete list of divisors:
1 2 3 4 5 6 7 8 10 11 12 13 14 15 17 20 21 22 24 25 26 28 30 31 33 34 35 39 40 42 44 50 51 52 53 55 56 60 62 65 66 68 70 75 77 78 84 85 88 91 93 100 102 104 105 106 110 119 120 124 125 130 132 136 140 143 150 154 155 156 159 165 168 170 175 182 186 187 195 200 204 210 212 217 220 221 231 238 248 250 255 260 264 265 273 275 280 286 300 308 310 312 318 325 330 340 341 350 357 364 371 372 374 375 385 390 403 408 420 424 425 429 434 440 442 455 462 465 476 500 510 520 525 527 530 546 550 561 572 583 595 600 616 620 625 636 650 651 660 663 680 682 689 700 714 715 728 742 744 748 750 770 775 780 795 806 825 840 850 858 868 875 884 901 910 924 930 935 952 975 1000 1001 1020 1023 1050 1054 1060 1085 1092 1100 1105 1113 1122 1144 1155 1166 1190 1209 1240 1250 1272 1275 1300 1302 1309 1320 1325 1326 1364 1365 1375 1378 1400 1428 1430 1484 1496 1500 1540 1547 1550 1560 1581 1590 1612 1625 1643 1650 1700 1705 1716 1736 1749 1750 1768 1785 1802 1820 1848 1855 1860 1870 1875 1925 1950 2002 2015 2040 2046 2067 2100 2108 2120 2125 2145 2170 2184 2200 2210 2226 2244 2275 2310 2325 2332 2380 2387 2418 2431 2500 2550 2600 2604 2618 2625 2635 2650 2652 2703 2728 2730 2750 2756 2805 2821 2856 2860 2915 2968 2975 3000 3003 3080 3094 3100 3162 3180 3224 3250 3255 3286 3300 3315 3400 3410 3432 3445 3498 3500 3570 3575 3604 3640 3689 3710 3720 3740 3750 3850 3875 3900 3927 3975 4004 4030 4081 4092 4125 4134 4200 4216 4250 4290 4340 4375 4420 4433 4452 4488 4505 4550 4620 4641 4650 4664 4675 4760 4774 4823 4836 4862 4875 4929 5000 5005 5100 5115 5208 5236 5250 5270 5300 5304 5406 5425 5460 5500 5512 5525 5565 5610 5642 5720 5775 5797 5830 5950 6006 6045 6188 6200 6307 6324 6360 6375 6500 6510 6545 6572 6600 6625 6630 6820 6825 6851 6875 6890 6996 7000 7140 7150 7161 7208 7293 7378 7420 7480 7500 7579 7700 7735 7750 7800 7854 7905 7950 8008 8060 8125 8162 8184 8215 8250 8268 8463 8500 8525 8580 8680 8745 8750 8840 8866 8904 8925 9010 9100 9240 9275 9282 9300 9350 9548 9625 9646 9672 9724 9750 9858 9911 10010 10075 10200 10230 10335 10472 10500 10540 10600 10625 10725 10812 10850 10920 11000 11050 11067 11130 11220 11284 11375 11501 11550 11594 11625 11660 11713 11900 11935 12012 12090 12155 12243 12376 12614 12648 12750 13000 13020 13090 13125 13144 13175 13250 13260 13299 13515 13640 13650 13702 13750 13780 13992 14025 14105 14280 14300 14322 14469 14575 14586 14756 14840 14875 15000 15015 15158 15400 15470 15500 15708 15810 15900 16120 16250 16275 16324 16430 16500 16536 16575 16926 17000 17017 17050 17160 17225 17391 17490 17500 17732 17850 17875 18020 18073 18200 18445 18550 18564 18600 18700 18921 19096 19250 19292 19375 19448 19500 19635 19716 19822 19875 20020 20150 20405 20460 20553 20625 20670 21000 21080 21250 21359 21450 21624 21700 22100 22134 22165 22260 22440 22525 22568 22737 22750 23002 23100 23188 23205 23250 23320 23375 23426 23800 23870 24024 24115 24180 24310 24375 24486 24645 25025 25228 25500 25575 26040 26180 26250 26350 26500 26520 26598 27030 27125 27300 27404 27500 27560 27625 27825 27931 28050 28210 28600 28644 28875 28938 28985 29150 29172 29512 29733 29750 30030 30225 30316 30940 31000 31031 31416 31535 31620 31800 31875 32500 32550 32648 32725 32860 33000 33125 33150 33852 34034 34100 34125 34255 34450 34503 34782 34980 35000 35139 35464 35700 35750 35805 36040 36146 36465 36890 37100 37128 37400 37842 37895 38500 38584 38675 38750 39000 39270 39432 39525 39644 39750 40040 40300 40579 40810 40920 41075 41106 41250 41340 42315 42500 42625 42718 42900 43400 43725 44200 44268 44330 44520 44625 45050 45474 45500 46004 46200 46375 46376 46410 46500 46750 46852 47740 47957 48125 48230 48360 48620 48750 48972 49290 49555 50050 50375 50456 51000 51051 51150 51675 52360 52500 52700 53000 53053 53196 53625 54060 54219 54250 54600 54808 55000 55250 55335 55650 55862 56100 56420 56875 57288 57505 57750 57876 57970 58125 58300 58344 58565 59466 59500 59675 60060 60450 60632 60775 61215 61880 62062 63070 63240 63750 64077 65000 65100 65450 65720 65875 66250 66300 66495 67575 67704 68068 68200 68250 68510 68900 69006 69377 69564 69960 70125 70278 70525 71400 71500 71610 72292 72345 72875 72930 73780 74200 74375 75075 75361 75684 75790 77000 77350 77500 78540 79050 79288 79500 80600 81158 81375 81620 81991 82150 82212 82500 82680 82875 83793 84630 85000 85085 85250 85436 85800 86125 86955 87450 88536 88660 89250 89375 90100 90365 90948 91000 92008 92225 92750 92820 93000 93093 93500 93704 94605 95480 95914 96250 96460 97240 97500 97944 98175 98580 99110 99375 100100 100750 102025 102102 102300 102765 103350 105000 105400 106106 106392 106795 107250 108120 108438 108500 110500 110670 110825 111300 111724 112200 112625 112840 113685 113750 115010 115500 115752 115940 116025 116250 116600 116875 117130 118932 119000 119350 120120 120575 120900 121550 121737 122430 123225 124124 125125 126140 126511 127500 127875 128154 128843 130200 130900 131750 132500 132600 132990 135150 135625 136136 136500 137020 137800 138012 138125 138754 139125 139128 139655 140250 140556 141050 143000 143220 143871 144375 144584 144690 144925 145750 145860 147560 148665 148750 149513 150150 150722 151125 151368 151580 154700 155000 155155 157080 157675 158100 159000 159159 162316 162750 163240 163625 163982 164300 164424 165000 165750 167586 169260 170170 170500 170625 170872 171275 172250 172515 173910 174900 175695 177320 178500 178750 179025 180200 180730 181896 182325 184450 185500 185640 186186 187000 189210 189475 191828 192500 192920 193375 195000 195517 196350 197160 197625 198220 198750 200200 201500 202895 204050 204204 204600 205375 205530 206700 208131 211575 212212 213125 213590 214500 216876 217000 218625 221000 221340 221650 222600 223125 223448 225250 226083 227370 227500 230020 231000 231875 231880 232050 232500 233750 234260 234949 237864 238700 239785 241150 241800 243100 243474 244860 245973 246450 247775 248248 250250 251875 252280 253022 255000 255255 255750 256308 257686 258375 261800 263500 265000 265265 265980 268125 270300 271095 271250 273000 274040 276024 276250 276675 277508 278250 279310 280500 281112 282100 286440 287525 287742 288750 289380 289850 291500 291720 292825 297330 297500 298375 299026 300300 301444 302250 303160 303875 306075 307241 309400 310310 315350 316200 318318 320385 324632 325500 327250 327964 328600 329375 331500 332475 335172 337875 338520 340340 341000 341250 342550 344500 345030 346885 347820 349800 350625 351390 352625 357000 357500 358050 361460 361725 363103 364375 364650 368900 371000 372372 375375 376805 378420 378950 379533 383656 385000 386529 386750 391034 392700 395250 396440 397500 403000 405790 406875 408100 408408 409955 410750 411060 413400 414375 416262 418965 423150 424424 425425 426250 427180 429000 430625 433752 434775 437250 442680 443300 446250 448539 450500 451825 452166 454740 455000 460040 461125 463750 464100 465000 465465 467500 468520 469898 473025 477400 479570 482300 486200 486948 489720 490875 491946 492900 495550 500500 503750 506044 510125 510510 511500 512616 513825 515372 516750 527000 527527 530530 531960 533975 536250 540600 542190 542500 552500 553350 554125 555016 556500 558620 561000 563125 564200 568425 575050 575484 577500 578760 579700 580125 583000 585650 586551 594660 595000 596750 598052 600600 602875 602888 604500 607750 608685 612150 614482 616125 620620 625625 630700 632555 636636 639375 640770 644215 651000 654500 655928 658750 663000 664950 670344 675750 680680 682500 685100 689000 690060 693770 695625 695640 698275 701250 702780 704847 705250 715000 716100 719355 722920 723450 724625 726206 728750 729300 737800 743325 744744 747565 750750 753610 755625 756840 757900 759066 773058 773500 775775 782068 785400 788375 790500 795000 795795 811580 813750 816200 818125 819910 821500 822120 828750 832524 837930 846300 850850 852500 854360 856375 861250 862575 869550 874500 878475 886600 892500 895125 897078 901000 901901 903650 904332 909480 911625 921723 922250 927500 928200 930930 935000 939796 946050 947375 959140 964600 966875 973896 977585 981750 983892 985800 988125 991100 1001000 1007500 1012088 1014475 1020250 1021020 1023000 1026875 1027650 1030744 1033500 1040655 1055054 1057875 1061060 1067950 1072500 1084380 1085000 1089309 1093125 1105000 1106700 1108250 1113000 1117240 1126250 1130415 1136850 1150100 1150968 1155000 1159400 1160250 1171300 1173102 1174745 1189320 1193500 1196104 1198925 1205750 1209000 1215500 1217370 1224300 1228964 1229865 1232250 1238875 1241240 1251250 1261400 1265110 1273272 1276275 1278750 1281540 1288430 1291875 1309000 1317500 1326325 1329900 1351500 1355475 1365000 1370200 1380120 1383375 1387540 1391250 1396550 1402500 1405560 1409694 1410500 1432200 1437625 1438710 1446900 1449250 1452412 1457500 1458600 1464125 1486650 1491875 1495130 1501500 1507220 1511250 1515800 1518132 1519375 1530375 1536205 1546116 1547000 1551550 1564136 1576750 1581000 1582581 1591590 1601925 1623160 1627500 1636250 1639820 1643000 1644643 1657500 1662375 1665048 1675860 1689375 1692600 1701700 1705000 1712750 1722500 1725150 1734425 1739100 1749000 1756950 1763125 1785000 1790250 1794156 1803802 1807300 1808625 1808664 1815515 1823250 1843446 1844500 1855000 1861860 1876875 1879592 1884025 1892100 1894750 1897665 1918280 1932645 1933750 1955170 1963500 1967784 1976250 1982200 2015000 2028950 2040500 2042040 2049775 2053750 2055300 2067000 2081310 2094825 2110108 2115750 2122120 2127125 2135900 2145000 2150687 2168760 2173875 2178618 2186250 2213400 2216500 2242695 2252500 2259125 2260830 2273700 2300200 2305625 2320500 2327325 2342600 2346204 2349490 2365125 2387000 2397850 2411500 2431000 2434740 2448600 2454375 2457928 2459730 2464500 2477750 2502500 2530220 2541721 2550625 2552550 2557500 2563080 2569125 2576860 2583750 2635000 2637635 2652650 2659800 2669875 2703000 2705703 2710950 2766750 2770625 2775080 2782500 2793100 2805000 2819388 2821000 2842125 2875250 2877420 2893800 2898500 2900625 2904824 2915000 2928250 2932755 2973300 2983750 2990260 3003000 3014375 3014440 3022500 3036264 3038750 3043425 3060750 3072410 3080625 3092232 3103100 3153500 3162775 3165162 3183180 3203850 3221075 3255000 3272500 3279640 3289286 3315000 3324750 3351720 3378750 3403400 3425500 3445000 3450300 3468850 3478200 3491375 3513900 3524235 3526250 3580500 3588312 3596775 3607604 3614600 3617250 3623125 3631030 3646500 3686892 3689000 3716625 3723720 3737825 3753750 3768050 3784200 3789500 3795330 3865290 3867500 3878875 3910340 3927000 3941875 3952500 3978975 3994133 4057900 4081000 4099550 4107500 4110600 4162620 4189650 4220216 4231500 4254250 4271800 4281875 4301374 4312875 4347750 4357236 4372500 4392375 4433000 4475625 4485390 4505000 4509505 4518250 4521660 4547400 4558125 4608615 4611250 4641000 4654650 4692408 4698980 4730250 4736875 4795700 4823000 4869480 4887925 4908750 4919460 4929000 4933929 4955500 5005000 5060440 5072375 5083442 5101250 5105100 5115000 5138250 5153720 5167500 5203275 5275270 5289375 5305300 5339750 5411406 5421900 5446545 5533500 5541250 5565000 5586200 5638776 5652075 5684250 5750500 5754840 5797000 5801250 5856500 5865510 5873725 5946600 5967500 5980520 5994625 6028750 6045000 6077500 6086850 6121500 6144820 6149325 6161250 6194375 6206200 6307000 6325550 6330324 6366360 6381375 6407700 6442150 6452061 6545000 6578572 6631625 6649500 6757500 6777375 6851000 6900600 6916875 6937700 6982750 7027800 7048470 7052500 7161000 7188125 7193550 7215208 7234500 7246250 7262060 7293000 7320625 7373784 7433250 7475650 7507500 7536100 7579000 7590660 7625163 7651875 7681025 7730580 7735000 7757750 7820680 7883750 7905000 7912905 7957950 7988266 8009625 8115800 8199100 8215000 8223215 8311875 8325240 8379300 8463000 8508500 8563750 8602748 8625750 8672125 8695500 8714472 8745000 8784750 8951250 8970780 9019010 9036500 9043125 9043320 9077575 9116250 9217230 9222500 9309300 9397960 9420125 9460500 9473750 9488325 9591400 9663225 9775850 9817500 9838920 9867858 9911000 10144750 10166884 10202500 10210200 10248875 10276500 10335000 10406550 10474125 10550540 10578750 10610600 10635625 10679500 10753435 10822812 10843800 10869375 10893090 11067000 11082500 11213475 11295625 11304150 11368500 11501000 11602500 11636625 11713000 11731020 11747450 11825625 11935000 11982399 11989250 12057500 12155000 12173700 12243000 12289640 12298650 12322500 12388750 12651100 12660648 12708605 12762750 12815400 12845625 12884300 12904122 13157144 13188175 13263250 13299000 13349375 13515000 13528515 13554750 13833750 13875400 13965500 14096940 14105000 14210625 14376250 14387100 14469000 14492500 14524120 14641250 14663775 14866500 14951300 15015000 15072200 15181320 15217125 15250326 15303750 15362050 15461160 15515500 15767500 15813875 15825810 15915900 15976532 16019250 16105375 16398200 16446430 16623750 16758600 17017000 17127500 17205496 17251500 17344250 17391000 17456875 17569500 17621175 17902500 17941560 17983875 18038020 18073000 18086250 18155150 18232500 18434460 18445000 18583125 18618600 18689125 18840250 18921000 18947500 18976650 19326450 19394375 19551700 19635000 19735716 19894875 19970665 20289500 20333768 20405000 20497750 20553000 20813100 20948250 21101080 21157500 21271250 21359000 21506870 21564375 21645624 21738750 21786180 21961875 22165000 22426950 22547525 22591250 22608300 22737000 23043075 23205000 23273250 23462040 23494900 23651250 23964798 23978500 24115000 24347400 24439625 24597300 24645000 24669645 24777500 25302200 25361875 25417210 25525500 25691250 25768600 25808244 26016375 26376350 26526500 26698750 27057030 27109500 27232725 27667500 27931000 27958931 28193880 28260375 28421250 28752500 28774200 28985000 29282500 29327550 29368625 29733000 29902600 29973125 30434250 30500652 30607500 30724100 30746625 31031000 31535000 31627750 31651620 31831800 31906875 31953064 32038500 32210750 32260305 32892860 33158125 33247500 33886875 34255000 34503000 34688500 34913750 35139000 35242350 35805000 35967750 36076040 36172500 36310300 36465000 36868920 37166250 37378250 37680500 37895000 37953300 38125815 38405125 38652900 38788750 39103400 39471432 39564525 39789750 39941330 40048125 40579000 40995500 41116075 41626200 41896500 42315000 42542500 43013740 43128750 43360625 43477500 43572360 43923750 44853900 45095050 45182500 45216600 45387875 46086150 46546500 46989800 47100625 47302500 47441625 47929596 47957000 48316125 48879250 49194600 49339290 49555000 50723750 50834420 51051000 51244375 51382500 51616488 52032750 52370625 52752700 53053000 53397500 53767175 54114060 54219000 54465450 55335000 55917862 56067375 56520750 56842500 57505000 58183125 58565000 58655100 58737250 59911995 59946250 60868500 61001304 61215000 61448200 61493250 63255500 63303240 63543025 63813750 64077000 64421500 64520610 65785720 65940875 66316250 66495000 67642575 67773750 69377000 69827500 70484700 71935500 72345000 72620600 73318875 74332500 74756500 75361000 75906600 76085625 76251630 76810250 77305800 77577500 79069375 79129050 79579500 79882660 80096250 80526875 81991000 82232150 83793000 83876793 85085000 86027480 86257500 86721250 86955000 87847500 88105875 89707800 89919375 90190100 90365000 90775750 92172300 93093000 93445625 94201250 94605000 94883250 95859192 96632250 97758500 98678580 99474375 99853325 101447500 101668840 102488750 102765000 104065500 104741250 105505400 106795000 107534350 108228120 108930900 111835724 112134750 112737625 113041500 113685000 115215375 116366250 117310200 117474500 119823990 119892500 121737000 122198125 122986500 123348225 126511000 127086050 127627500 128843000 129041220 130081875 131881750 132632500 135285150 135547500 136163625 139655000 139794655 140969400 141301875 143871000 146637750 146843125 148665000 149513000 152171250 152503260 153620500 153733125 155155000 158138750 158258100 159159000 159765320 160192500 161053750 161301525 164464300 167753586 172515000 173442500 175695000 176211750 179838750 180380200 181551500 184344600 186891250 188402500 189766500 190629075 192025625 193264500 195517000 197357160 197822625 198948750 199706650 202895000 204977500 205580375 208131000 209482500 215068700 217861800 223671448 224269500 225475250 226083000 226939375 230430750 232732500 234949000 237208125 239647980 239785000 241580625 244396250 245973000 246696450 254172100 255255000 258082440 260163750 263763500 265265000 268835875 270570300 271095000 272327250 279589310 280336875 282603750 293275500 293686250 299559975 304342500 305006520 307241000 307466250 316277500 316516200 317715125 320385000 322107500 322603050 328928600 329704375 335507172 338212875 346885000 352423500 359677500 363103000 366594375 373782500 376805000 379533000 381258150 384051250 386529000 395645250 397897500 399413300 409955000 411160750 418965000 419383965 430137400 440529375 448539000 450950500 453878750 460861500 465465000 474416250 479295960 483161250 488792500 493392900 499266625 508344200 520327500 527527000 537671750 541140600 544654500 559178620 560673750 563688125 565207500 576076875 586551000 587372500 599119950 608685000 614932500 616741125 632555000 635430250 644215000 645206100 659408750 671014344 676425750 680818125 698973275 704847000 719355000 733188750 747565000 762516300 768102500 791290500 795795000 798826600 806507625 822321500 838767930 881058750 901901000 907757500 921723000 948832500 953145375 966322500 977585000 986785800 989113125 998533250 1027901875 1040655000 1075343500 1089309000 1118357240 1121347500 1127376250 1130415000 1152153750 1174745000 1198239900 1229865000 1233482250 1270860500 1290412200 1318817500 1344179375 1352851500 1361636250 1397946550 1466377500 1497799875 1525032600 1536205000 1582581000 1588575625 1613015250 1644643000 1677535860 1691064375 1762117500 1815515000 1897665000 1906290750 1932645000 1978226250 1997066500 2055803750 2096919825 2150687000 2242695000 2254752500 2304307500 2396479800 2466964500 2496333125 2541721000 2637635000 2688358750 2705703000 2723272500 2795893100 2932755000 2995599750 3083705625 3177151250 3226030500 3355071720 3382128750 3494866375 3524235000 3812581500 3956452500 3994133000 4032538125 4111607500 4193839650 4509505000 4608615000 4765726875 4933929000 4992666250 5376717500 5446545000 5591786200 5991199500 6167411250 6354302500 6452061000 6764257500 6989732750 7488999375 7625163000 7912905000 8065076250 8223215000 8387679300 9531453750 9985332500 10484599125 10753435000 11982399000 12334822500 12708605000 13528515000 13979465500 14977998750 16130152500 16775358600 17474331875 19062907500 19970665000 20969198250 24669645000 27958931000 29955997500 32260305000 34948663750 38125815000 41938396500 52422995625 59911995000 69897327500 83876793000 104845991250 139794655000 209691982500 419383965000
- Sum of all divisors σ(n): 1958924943360
- Sum of proper divisors (its aliquot sum) s(n): 1539540978360
- 419383965000 is an abundant number, because the sum of its proper divisors (1539540978360) is greater than itself. Its abundance is 1120157013360
Bases of 419383965000
- Binary: 1100001101001010011101101110101010010002
- Hexadecimal: 0x61A53B7548
- Base-36: 5CNUDUFC
Squares and roots of 419383965000
- 419383965000 squared (4193839650002) is 175882910099121225000000
- 419383965000 cubed (4193839650003) is 73762472213108002356157125000000000
-
The
square root of 419383965000 is 647598.6141121675 -
The
cube root of 419383965000 is 7485.2091610973
Scales and comparisons
How big is 419383965000?- 419,383,965,000 seconds is equal to 13,335 years, 5 weeks, 6 days, 1 hour, 50 minutes.
-
To count from 1 to 419,383,965,000 would take you about twenty-six thousand, six hundred seventy 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 419383965000 cubic inches would be around 623.8 feet tall.
Recreational maths with 419383965000
- 419383965000 backwards is 000569383914
- The number of decimal digits it has is: 12
- The sum of 419383965000's digits is 48
- 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 419383965000 - Facts about the integer". Numbermatics.com. 2024. Web. 20 May 2024.
APA style:
Numbermatics. (2024). Number 419383965000 - Facts about the integer. Retrieved 20 May 2024, from https://numbermatics.com/n/419383965000/
Chicago style:
Numbermatics. 2024. "Number 419383965000 - Facts about the integer". https://numbermatics.com/n/419383965000/
The information we have on file for 419383965000 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 419383965000, math, Factors of 419383965000, curriculum, school, college, exams, university, Prime factorization of 419383965000, STEM, science, technology, engineering, physics, economics, calculator, four hundred nineteen billion, three hundred eighty-three million, nine hundred sixty-five thousand.