45855731280480
45,855,731,280,480 is an even composite number composed of nine prime numbers multiplied together.
45855731280480 is an even composite number. It is composed of nine distinct prime numbers multiplied together. It has a total of two thousand, three hundred four divisors.
Prime factorization of 45855731280480:
25 × 3 × 5 × 11 × 292 × 31 × 43 × 61 × 127
(2 × 2 × 2 × 2 × 2 × 3 × 5 × 11 × 29 × 29 × 31 × 43 × 61 × 127)See below for interesting mathematical facts about the number 45855731280480 from the Numbermatics database.
Names of 45855731280480
- Cardinal: 45855731280480 can be written as Forty-five trillion, eight hundred fifty-five billion, seven hundred thirty-one million, two hundred eighty thousand, four hundred eighty.
Scientific notation
- Scientific notation: 4.585573128048 × 1013
Factors of 45855731280480
Divisors of 45855731280480
- Number of divisors d(n): 2304
-
Complete list of divisors:
1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 29 30 31 32 33 40 43 44 48 55 58 60 61 62 66 80 86 87 88 93 96 110 116 120 122 124 127 129 132 145 155 160 165 172 174 176 183 186 215 220 232 240 244 248 254 258 264 290 305 310 319 330 341 344 348 352 366 372 381 430 435 440 464 465 473 480 488 496 508 516 528 580 610 620 635 638 645 660 671 682 688 696 732 744 762 841 860 870 880 899 915 928 930 946 957 976 992 1016 1023 1032 1056 1160 1220 1240 1247 1270 1276 1290 1320 1333 1342 1364 1376 1392 1397 1419 1464 1488 1524 1595 1682 1705 1720 1740 1760 1769 1798 1830 1860 1891 1892 1905 1914 1952 2013 2032 2046 2064 2320 2365 2440 2480 2494 2523 2540 2552 2580 2623 2640 2666 2684 2697 2728 2784 2794 2838 2928 2976 3048 3190 3355 3364 3410 3440 3480 3538 3596 3660 3683 3720 3741 3782 3784 3810 3828 3937 3999 4026 4064 4092 4128 4191 4205 4495 4640 4730 4785 4880 4960 4988 5046 5080 5104 5115 5160 5246 5280 5307 5332 5368 5394 5456 5461 5588 5673 5676 5856 6096 6235 6380 6665 6710 6728 6820 6880 6960 6985 7076 7095 7192 7320 7366 7440 7482 7564 7568 7620 7656 7747 7869 7874 7998 8052 8184 8382 8410 8845 8990 9251 9455 9460 9570 9760 9889 9976 10065 10092 10160 10208 10230 10320 10492 10614 10664 10736 10788 10912 10922 11049 11176 11346 11352 11811 12192 12470 12615 12760 13115 13330 13420 13456 13485 13640 13717 13920 13970 14152 14190 14384 14640 14663 14732 14880 14964 15128 15136 15240 15312 15494 15738 15748 15996 16104 16368 16383 16764 16820 17690 17980 18415 18502 18705 18910 18920 19140 19459 19685 19778 19952 19995 20130 20184 20320 20460 20640 20801 20955 20984 21228 21328 21472 21576 21844 22098 22352 22692 22704 23241 23622 24940 25230 25520 26071 26230 26535 26660 26840 26912 26970 27280 27305 27434 27753 27940 28304 28365 28380 28768 28853 29280 29326 29464 29667 29928 30256 30480 30624 30988 31476 31496 31992 32208 32736 32766 33528 33640 35380 35960 36163 36830 37004 37410 37820 37840 38280 38657 38735 38918 39345 39370 39556 39904 39990 40260 40368 40513 40920 41151 41602 41910 41968 42456 42656 43152 43307 43688 43989 44196 44704 45384 45408 46255 46482 47244 49445 49880 50460 51040 51301 52142 52460 53070 53320 53680 53940 54560 54610 54839 54868 55245 55506 55880 56608 56730 56760 57706 58377 58652 58928 59055 59334 59856 60071 60512 60960 61976 62403 62952 62992 63984 64416 65532 67056 67280 68585 70760 71920 72326 73315 73660 74008 74820 75640 75680 76067 76560 77314 77470 77836 78213 78690 78740 79112 79980 80520 80736 81026 81313 81840 81915 82302 83204 83820 83936 84912 85217 86304 86559 86614 87376 87978 88392 90768 92510 92964 94488 97295 98890 99760 100920 102602 104005 104284 104920 106140 106640 106807 107360 107880 108489 109220 109678 109736 110490 111012 111760 113460 113520 114173 115412 115971 116205 116754 117304 117856 118110 118668 119712 120142 121539 123952 124806 125904 125984 127968 129921 130355 131064 134112 134560 137170 138765 141520 143840 144265 144652 146630 147320 148016 148335 149640 151280 152134 153120 153903 154628 154940 155672 156426 157380 157480 158224 158369 159960 161040 162052 162626 163680 163830 164517 164604 166408 167640 169291 169824 170434 173118 173228 174752 175956 176784 180213 180815 181536 185020 185928 188976 193285 194590 197780 199520 201840 202565 205204 205755 208010 208568 209840 212280 213280 213614 215760 216535 216978 218440 219356 219472 219945 220980 222024 223520 224663 226920 227040 228201 228346 230824 231942 232410 233508 234608 236220 237336 240157 240284 243078 243939 247904 249612 251808 255651 256505 259842 260710 262128 274195 274340 277530 283040 286781 288530 289304 291885 293260 294640 296032 296670 299280 300355 302560 304268 307806 309256 309880 311344 312015 312852 314760 314960 316448 316738 319920 320421 322080 324104 325252 327660 329034 329208 332816 333121 335280 338582 340868 342519 346236 346456 351912 353568 360426 361630 370040 371856 377952 380335 386570 389180 391065 395560 397793 403680 405130 406565 410408 411510 416020 417136 419680 424560 425227 426085 427228 431520 432795 433070 433956 436880 438712 438944 439890 441960 444048 449326 453840 456402 456692 461648 463884 464820 467016 469216 472440 474672 475107 480314 480568 486156 487878 499224 507873 511302 513010 519684 521420 524256 534035 542445 548390 548680 555060 564311 570865 573562 577060 578608 579855 583770 586520 589280 593340 598560 600710 603229 607695 608536 615612 618512 619760 622688 624030 625704 629520 629920 633476 639840 640842 648208 649605 650504 655320 658068 658416 665632 666242 670560 673989 677164 681736 685038 692472 692912 703824 720471 720852 723260 740080 743712 760670 769515 773140 778360 782130 791120 791845 795586 810260 813130 820816 822585 823020 832040 834272 836737 846455 849120 850454 852170 854456 860343 865590 866140 867912 873760 877424 879780 883920 888096 894443 898652 901065 907680 912804 913384 923296 927768 929640 934032 944880 949344 950214 960628 961136 972312 975756 998448 999363 1015746 1022604 1026020 1039368 1042840 1068070 1084890 1096780 1097360 1110120 1121053 1123315 1128622 1141005 1141730 1147124 1154120 1157216 1159710 1167540 1173040 1174877 1186680 1193379 1200785 1201420 1206458 1215390 1217072 1219695 1231224 1237024 1239520 1248060 1251408 1255903 1259040 1266952 1275681 1278255 1281684 1296416 1299210 1301008 1310640 1316136 1316832 1332484 1347978 1354328 1363472 1370076 1384944 1385824 1407648 1433905 1440942 1441704 1446520 1480160 1521340 1539030 1546280 1556720 1564260 1582240 1583690 1590331 1591172 1602105 1620520 1626260 1641632 1645170 1646040 1664080 1665605 1673474 1692910 1692933 1700908 1704340 1708912 1712595 1720686 1731180 1732280 1735824 1742059 1754848 1759560 1767840 1788886 1797304 1802130 1809687 1825608 1826768 1855536 1859280 1862201 1868064 1889760 1900428 1921256 1922272 1944624 1951512 1988965 1996896 1998726 2031492 2045208 2052040 2078736 2085680 2126135 2136140 2169780 2193560 2194720 2205943 2220240 2242106 2246630 2257244 2282010 2283460 2294248 2308240 2319420 2335080 2346080 2349754 2358077 2373360 2375535 2386758 2401570 2402840 2412916 2430780 2434144 2439390 2462448 2471293 2496120 2502816 2510211 2511806 2533904 2539365 2551362 2556510 2563368 2598420 2602016 2621280 2632272 2641727 2664968 2683329 2695956 2708656 2726944 2740152 2769888 2821555 2867810 2881884 2883408 2893040 3016145 3042680 3078060 3092560 3113440 3128520 3167380 3180662 3182344 3204210 3241040 3252520 3290340 3292080 3311017 3328160 3331210 3346948 3363159 3369945 3385820 3385866 3401816 3408680 3417824 3425190 3441372 3462360 3464560 3471648 3484118 3519120 3524631 3577772 3594608 3602355 3604260 3619374 3651216 3653536 3664331 3711072 3718560 3724402 3767709 3800856 3842512 3889248 3903024 3977930 3997452 4062984 4090416 4104080 4157472 4171360 4183685 4252270 4272280 4301715 4339560 4387120 4411886 4440480 4472215 4484212 4493260 4514488 4564020 4566920 4588496 4592701 4616480 4638840 4670160 4699508 4716154 4746720 4751070 4770993 4773516 4803140 4805680 4825832 4861560 4878780 4909439 4924896 4942586 4992240 4996815 5020422 5023612 5067808 5078730 5102724 5113020 5126736 5196840 5226177 5264544 5283454 5329936 5366658 5391912 5417312 5480304 5586603 5605265 5643110 5735620 5763768 5766816 5786080 5874385 5966895 6032290 6085360 6156120 6185120 6257040 6279515 6334760 6361324 6364688 6378405 6408420 6482080 6505040 6515227 6580680 6584160 6617829 6622034 6662420 6693896 6726318 6739890 6771640 6771732 6803632 6817360 6850380 6882744 6924720 6929120 6964553 6968236 7038240 7049262 7074231 7155544 7189216 7204710 7208520 7238748 7302432 7328662 7413879 7448804 7535418 7601712 7685024 7806048 7925181 7951655 7955860 7994904 8125968 8180832 8208160 8367370 8464665 8504540 8544560 8603430 8679120 8710295 8774240 8823772 8944430 8968424 8986520 9028976 9048435 9128040 9133840 9176992 9185402 9277680 9311005 9340320 9399016 9432308 9502140 9541986 9547032 9606280 9611360 9651664 9660509 9723120 9757560 9818878 9885172 9933051 9984480 9993630 10040844 10047224 10157460 10205448 10226040 10253472 10326751 10393680 10452354 10566908 10659872 10733316 10783824 10960608 10992993 11029715 11173206 11210530 11286220 11471240 11527536 11748770 11790385 11933790 12064580 12170720 12312240 12331583 12356465 12514080 12551055 12559030 12669520 12722648 12729376 12756810 12816840 13010080 13030454 13161360 13208635 13235658 13244068 13324840 13387792 13416645 13452636 13479780 13543280 13543464 13607264 13634720 13700760 13765488 13778103 13849440 13929106 13936472 14098524 14148462 14311088 14409420 14417040 14477496 14657324 14728317 14827758 14897608 15070836 15203424 15850362 15903310 15911720 15989808 16251936 16555085 16734740 16815795 16929330 17009080 17089120 17206860 17358240 17420590 17493641 17623155 17647544 17888860 17936848 17973040 18057952 18096870 18256080 18267680 18321655 18370804 18555360 18622010 18798032 18838545 18864616 19004280 19083972 19094064 19212560 19303328 19321018 19446240 19515120 19545681 19637756 19770344 19866102 19987260 20081688 20094448 20314920 20410896 20452080 20653502 20787360 20893659 20904708 21133816 21466632 21567648 21985986 22059430 22346412 22421060 22572440 22942480 22963505 23055072 23497540 23580770 23854965 23867580 24129160 24265373 24547195 24624480 24663166 24712930 25102110 25118060 25339040 25445296 25513620 25633680 25938847 26060908 26130885 26322720 26417270 26471316 26488136 26649680 26775584 26833290 26905272 26959560 27086560 27086928 27401520 27530976 27556206 27858212 27872944 27933015 28197048 28296924 28622176 28818840 28834080 28954992 28981527 29314648 29456634 29655516 29795216 30141672 30980253 31700724 31806620 31823440 31979616 32576135 33089145 33110170 33469480 33631590 33858660 34018160 34413720 34822765 34841180 34987282 35246310 35295088 35371155 35777720 35873696 35946080 36193740 36421187 36512160 36643310 36741608 36994749 37069395 37244020 37596064 37677090 37729232 38008560 38167944 38188128 38425120 38642036 39030240 39091362 39275512 39540688 39625905 39732204 39974520 40163376 40188896 40629840 40821792 40904160 41307004 41787318 41809416 42267632 42933264 43971972 44118860 44692824 44842120 45144880 45884960 45927010 46995080 47161540 47709930 47735160 48258320 48302545 48530746 49094390 49326332 49425860 49665255 50204220 50236120 50519711 50890592 51027240 51267360 51633755 51877694 52121816 52261770 52480923 52834540 52942632 52976272 53299360 53666580 53810544 53919120 54003829 54173856 54803040 54964965 55112412 55716424 55745888 55866030 56394096 56593848 57637680 57909984 57963054 58629296 58913268 59311032 59590432 60283344 61657915 61960506 63401448 63613240 63646880 65152270 66178290 66220340 66938960 67263180 67717320 68036320 68384233 68827440 68890515 69645530 69682360 69974564 70492620 70590176 70742310 71555440 71667497 72387480 72796119 72842374 73286620 73483216 73641585 73989498 74138790 74488040 75354180 75458464 76017120 76335888 76610083 77284072 77816541 78182724 78551024 79081376 79251810 79464408 79949040 80326752 81259680 82614008 83574636 83618832 84535264 85866528 87468205 87943944 88237720 89385648 89684240 90289760 91854020 93990160 94323080 95419860 95470320 96516640 96605090 97061492 97728405 98188780 98652664 98851720 99330510 100408440 100472240 101039422 102054480 103267510 103755388 104243632 104468295 104523540 104961846 105669080 105885264 105952544 106265599 107333160 107621088 107838240 108007658 109263561 109929930 110224824 111432848 111732060 112788192 113187696 113594261 115275360 115926108 117258592 117826536 118622064 120566688 121326865 123315830 123921012 126802896 127226480 129694235 130304540 132356580 132440680 133877920 134526360 135434640 136768466 137654880 137781030 139291060 139364720 139949128 140985240 141484620 142373731 143110880 143334994 144774960 144907635 145592238 145684748 146573240 146966432 147283170 147978996 148277580 148976080 150708360 151559133 152671776 153220166 154568144 154901265 155633082 156365448 157102048 158503620 158928816 159898080 162011487 165228016 167149272 167237664 174936410 175887888 176475440 178771296 179368480 182105935 183708040 184973745 187980320 188646160 190839720 190940640 193210180 194122984 195456810 196377560 197305328 197703440 198661020 200816880 200944480 201972037 202078844 204108960 205152699 206535020 207510776 208487264 208936590 209047080 209923692 211338160 211770528 212531198 214666320 215002491 216015316 218527122 219859860 220449648 222865696 223464120 226375392 227188522 229830249 231852216 235653072 237244128 242653730 246631660 247842024 252598555 253605792 254452960 259388470 260609080 262404615 264713160 264881360 269052720 270019145 270869280 273536932 275562060 278582120 278729440 279898256 280154761 281970480 282969240 284747462 286669988 289549920 289815270 291184476 291369496 293146480 294566340 295957992 296555160 297952160 299475779 301416720 303118266 306440332 309136288 309802530 311266164 312730896 317007240 317857632 318796797 324022974 330456032 334298544 340782783 341921165 349872820 351775776 352950880 358337485 363980595 364211870 367416080 369947490 377292320 381679440 383050415 386420360 388245968 389082705 390913620 392755120 394610656 395406880 397322040 401633760 403944074 404157688 410305398 413070040 415021552 417873180 418094160 419847384 422676320 425062396 427121193 429332640 430004982 432030632 437054244 439719720 440899296 446928240 454377044 459660498 463704432 471306144 485307460 493263320 495684048 505197110 518776940 521218160 524809230 529426320 529762720 531327995 538105440 540038290 546317805 547073864 551124120 557164240 559796512 560309522 563940960 565938480 567971305 569494924 573339976 579630540 582368952 582738992 586292960 589132680 591915984 593110320 598951558 602833440 605916111 606236532 612880664 619605060 622532328 625461792 634014480 637593594 648045948 668597088 681565566 683842330 699745640 711868655 716674970 727961190 728423740 734832160 739894980 752226563 757795665 763358880 766100830 772840720 776491936 778165410 781827240 785510240 794644080 807888148 808315376 810057435 820610796 826140080 830043104 835746360 836188320 839694768 840464283 850124792 854242386 860009964 864061264 874108488 879439440 893856480 898427337 908754088 919320996 927408864 970614920 986526640 991368096 1009860185 1010394220 1025763495 1037553880 1042436320 1049618460 1058852640 1062655990 1075012455 1080076580 1092635610 1094147728 1102248240 1114328480 1120619044 1131876960 1135942610 1138989848 1146679952 1149151245 1159261080 1164737904 1165477984 1178265360 1183831968 1186220640 1197903116 1211832222 1212473064 1225761328 1239210120 1245064656 1268028960 1275187188 1296091896 1363131132 1367684660 1399491280 1400773805 1423737310 1433349940 1455922380 1456847480 1479789960 1497378895 1504453126 1515591330 1532201660 1545681440 1556330820 1563654480 1566111041 1589288160 1593983985 1615776296 1616630752 1620114870 1641221592 1652280160 1671492720 1679389536 1680928566 1700249584 1703913915 1708484772 1720019928 1728122528 1748216976 1758878880 1796854674 1817508176 1838641992 1941229840 1973053280 2019720370 2020788440 2051526990 2075107760 2099236920 2125311980 2135605965 2150024910 2160153160 2185271220 2188295456 2204496480 2221692407 2241238088 2256679689 2271885220 2277979696 2293359904 2298302490 2318522160 2329475808 2356530720 2395806232 2423664444 2424946128 2451522656 2478420240 2490129312 2550374376 2592183792 2726262264 2735369320 2798982560 2801547610 2847474620 2866699880 2911844760 2913694960 2959579920 2994757790 3008906252 3029580555 3031182660 3064403320 3081702371 3112661640 3127308960 3132222082 3187967970 3231552592 3240229740 3282443184 3294233569 3342985440 3361857132 3400499168 3407827830 3416969544 3440039856 3496433952 3593709348 3635016352 3677283984 3761132815 3882459680 4039440740 4041576880 4103053980 4150215520 4198473840 4202321415 4250623960 4271211930 4300049820 4320306320 4370542440 4443384814 4482476176 4492136685 4513359378 4543770440 4555959392 4596604980 4637044320 4698333123 4791612464 4847328888 4849892256 4956840480 5100748752 5184367584 5452524528 5470738640 5603095220 5694949240 5733399760 5823689520 5827389920 5919159840 5989515580 6017812504 6059161110 6062365320 6128806640 6163404742 6225323280 6264444164 6375935940 6463105184 6480459480 6564886368 6588467138 6665077221 6723714264 6815655660 6833939088 6880079712 7187418696 7354567968 7522265630 7830555205 8078881480 8083153760 8206107960 8396947680 8404642830 8501247920 8542423860 8600099640 8640612640 8684797591 8741084880 8886769628 8964952352 8984273370 9026718756 9087540880 9193209960 9245107113 9396666246 9583224928 9694657776 9882700707 10201497504 10905049056 10941477280 11108462035 11206190440 11283398445 11389898480 11466799520 11647379040 11979031160 12035625008 12118322220 12124730640 12257613280 12326809484 12450646560 12528888328 12751871880 12960918960 13176934276 13330154442 13447428528 13631311320 13667878176 14374837392 15044531260 15408511855 15661110410 16157762960 16412215920 16471167845 16809285660 17002495840 17084847720 17200199280 17369595182 17482169760 17773539256 17968546740 18053437512 18175081760 18386419920 18490214226 18793332492 19389315552 19765401414 22216924070 22412380880 22566796890 22779796960 23491665615 23958062320 24071250016 24236644440 24249461280 24653618968 25057776656 25503743760 25921837920 26054392773 26353868552 26660308884 26894857056 27262622640 28749674784 30089062520 30817023710 31322220820 32315525920 32824431840 32942335690 33325386105 33618571320 34169695440 34400398560 34739190364 35547078512 35937093480 36106875024 36772839840 36980428452 37586664984 39530802828 43423987955 44433848140 44824761760 45133593780 46225535565 46983331230 47916124640 48473288880 49307237936 49413503535 50115553312 51007487520 52108785546 52707737104 53320617768 54525245280 60178125040 61634047420 62644441640 65884671380 66650772210 67237142640 68339390880 69478380728 71094157024 71874186960 72213750048 73960856904 75173329968 79061605656 86847975910 88867696280 90267187560 92451071130 93966662460 95532773501 96946577760 98614475872 98827007070 104217571092 105415474208 106641235536 120356250080 123268094840 125288883280 130271963865 131769342760 133301544420 134474285280 138956761456 143748373920 147921713808 150346659936 158123211312 173695951820 177735392560 180534375120 184902142260 187933324920 191065547002 197654014140 208435142184 213282471072 246536189680 250577766560 260543927730 263538685520 266603088840 277913522912 286598320503 295843427616 316246422624 347391903640 355470785120 361068750240 369804284520 375866649840 382131094004 395308028280 416870284368 477663867505 493072379360 521087855460 527077371040 533206177680 573196641006 694783807280 739608569040 751733299680 764262188008 790616056560 833740568736 955327735010 1042175710920 1066412355360 1146393282012 1389567614560 1432991602515 1479217138080 1528524376016 1581232113120 1910655470020 2084351421840 2292786564024 2865983205030 3057048752032 3821310940040 4168702843680 4585573128048 5731966410060 7642621880080 9171146256096 11463932820120 15285243760160 22927865640240 45855731280480
- Sum of all divisors σ(n): 176585689792512
- Sum of proper divisors (its aliquot sum) s(n): 130729958512032
- 45855731280480 is an abundant number, because the sum of its proper divisors (130729958512032) is greater than itself. Its abundance is 84874227231552
Bases of 45855731280480
- Binary: 10100110110100100111101001001011101010011000002
- Hexadecimal: 0x29B49E92EA60
- Base-36: G95TYG02O
Squares and roots of 45855731280480
- 45855731280480 squared (458557312804802) is 2102748091267591940429030400
- 45855731280480 cubed (458557312804803) is 96423051423708929676815830064756846592000
-
The
square root of 45855731280480 is 6771685.9998437615 -
The
cube root of 45855731280480 is 35792.9813858807
Scales and comparisons
How big is 45855731280480?- 45,855,731,280,480 seconds is equal to 1,458,070 years, 21 weeks, 3 days, 13 hours, 28 minutes.
-
To count from 1 to 45,855,731,280,480 would take you about three million, six hundred forty-five thousand, one hundred seventy-six 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 45855731280480 cubic inches would be around 2982.7 feet tall.
Recreational maths with 45855731280480
- 45855731280480 backwards is 08408213755854
- 45855731280480 is a
Harshad number . - The number of decimal digits it has is: 14
- The sum of 45855731280480's digits is 60
- 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 45855731280480 - Facts about the integer". Numbermatics.com. 2024. Web. 15 June 2024.
APA style:
Numbermatics. (2024). Number 45855731280480 - Facts about the integer. Retrieved 15 June 2024, from https://numbermatics.com/n/45855731280480/
Chicago style:
Numbermatics. 2024. "Number 45855731280480 - Facts about the integer". https://numbermatics.com/n/45855731280480/
The information we have on file for 45855731280480 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 45855731280480, math, Factors of 45855731280480, curriculum, school, college, exams, university, Prime factorization of 45855731280480, STEM, science, technology, engineering, physics, economics, calculator, forty-five trillion, eight hundred fifty-five billion, seven hundred thirty-one million, two hundred eighty thousand, four hundred eighty.