20017377409417080
20,017,377,409,417,080 is an even composite number composed of ten prime numbers multiplied together.
20017377409417080 is an even composite number. It is composed of ten distinct prime numbers multiplied together. It has a total of two thousand and forty-eight divisors.
Prime factorization of 20017377409417080:
23 × 3 × 5 × 7 × 11 × 17 × 31 × 127 × 1861 × 17393
(2 × 2 × 2 × 3 × 5 × 7 × 11 × 17 × 31 × 127 × 1861 × 17393)See below for interesting mathematical facts about the number 20017377409417080 from the Numbermatics database.
Names of 20017377409417080
- Cardinal: 20017377409417080 can be written as Twenty quadrillion, seventeen trillion, three hundred seventy-seven billion, four hundred nine million, four hundred seventeen thousand and eighty.
Scientific notation
- Scientific notation: 2.001737740941708 × 1016
Factors of 20017377409417080
Divisors of 20017377409417080
- Number of divisors d(n): 2048
-
Complete list of divisors:
1 2 3 4 5 6 7 8 10 11 12 14 15 17 20 21 22 24 28 30 31 33 34 35 40 42 44 51 55 56 60 62 66 68 70 77 84 85 88 93 102 105 110 119 120 124 127 132 136 140 154 155 165 168 170 186 187 204 210 217 220 231 238 248 254 255 264 280 308 310 330 340 341 357 372 374 381 385 408 420 434 440 462 465 476 508 510 527 561 595 616 620 635 651 660 680 682 714 744 748 762 770 840 868 889 924 930 935 952 1016 1020 1023 1054 1085 1122 1155 1190 1240 1270 1302 1309 1320 1364 1397 1428 1496 1524 1540 1581 1705 1736 1778 1785 1848 1860 1861 1870 1905 2040 2046 2108 2159 2170 2244 2310 2380 2387 2540 2604 2618 2635 2667 2728 2794 2805 2856 3048 3080 3162 3255 3410 3556 3570 3689 3720 3722 3740 3810 3927 3937 4092 4191 4216 4318 4340 4445 4488 4620 4760 4774 5080 5115 5208 5236 5270 5334 5583 5588 5610 5797 6324 6477 6510 6545 6820 6985 7112 7140 7161 7378 7444 7480 7620 7854 7874 7905 8184 8382 8636 8680 8890 9240 9305 9548 9779 10230 10472 10540 10668 10795 11067 11166 11176 11220 11594 11811 11935 12648 12954 13020 13027 13090 13335 13640 13970 14280 14322 14756 14888 15113 15240 15708 15748 15810 16764 17272 17391 17393 17780 18445 18610 19096 19558 19635 19685 20460 20471 20955 21080 21336 21590 22134 22332 22440 23188 23622 23749 23870 25908 26040 26054 26180 26670 27559 27915 27940 28644 28985 29337 29512 30226 31416 31496 31620 31637 32385 33528 34782 34786 35560 35805 36890 37220 39081 39116 39270 39370 40579 40920 40942 41910 43180 43307 44268 44664 45339 46376 47244 47498 47740 48895 51816 52108 52179 52360 53340 55118 55335 55830 55880 57288 57691 57970 58674 59055 60452 61413 63240 63274 64770 65135 66929 69564 69572 71247 71610 73780 74440 75565 78162 78232 78540 78740 81158 81884 82677 83820 86360 86614 86955 86965 88536 90678 94488 94911 94996 95480 97790 102355 104216 104358 106680 110236 110670 111660 115382 115940 117348 118110 118745 120904 121737 121751 122826 126548 129540 129921 130270 133858 137795 139128 139144 142494 143220 143297 146685 147560 151130 156324 157080 157480 158185 162316 163768 165354 166243 167640 173073 173228 173910 173930 181356 189822 189992 191323 195405 195580 200787 202895 204710 208716 216535 220472 221340 221459 223320 226695 230764 231880 234696 236220 236347 237490 243474 243502 245652 253096 259080 259842 260540 260895 267716 275590 284988 286440 286594 288455 293370 295681 302260 303149 307065 312648 316370 324632 330708 332486 334645 346146 346456 347820 347860 348007 356235 362712 365253 379644 382646 390810 391160 401574 403837 405790 409420 413385 417432 429891 433070 442680 442918 453390 461528 468503 472440 472694 474555 474980 486948 487004 491304 498729 519684 521080 521790 535432 539183 551180 569976 573188 573969 576910 586740 591362 604520 606298 608685 608755 614130 632740 634601 649605 661416 664377 664972 669290 692292 695640 695720 696014 709041 712470 716485 730506 736219 759288 765292 781620 803148 807674 811580 818840 826770 831215 859782 865365 866140 885836 887043 906780 909447 937006 945388 949110 949960 956615 973896 974008 980747 997458 1003935 1039368 1043580 1044021 1078366 1102360 1107295 1146376 1147938 1153820 1173480 1181735 1182724 1211511 1212596 1217370 1217510 1228260 1265480 1269202 1299210 1328754 1329944 1338580 1339261 1384584 1392028 1405509 1418082 1424940 1432970 1461012 1472438 1478405 1515745 1530584 1563240 1606296 1615348 1617549 1623160 1653540 1654429 1662430 1719564 1730730 1732280 1740035 1771672 1774086 1813560 1818894 1826265 1874012 1890776 1898220 1903803 1913230 1961494 1994916 2007870 2019185 2069767 2087160 2088042 2149455 2156732 2208657 2208911 2214590 2295876 2307640 2342515 2363470 2365448 2423022 2425192 2434740 2435020 2436049 2456520 2493645 2538404 2598420 2599817 2657508 2677160 2678522 2695915 2784056 2811018 2836164 2849880 2865940 2869845 2922024 2942241 2944876 2956810 3031490 3173005 3230696 3235098 3252491 3307080 3308858 3321885 3324860 3439128 3461460 3480070 3545205 3548172 3637788 3652530 3681095 3748024 3774281 3796440 3807606 3826460 3922988 3989832 4015740 4017783 4017899 4038370 4139534 4176084 4298910 4313464 4417314 4417822 4429180 4435215 4442207 4547235 4591752 4685030 4726940 4846044 4869480 4870040 4872098 4903735 4963287 4987290 5076808 5153533 5196840 5199634 5220105 5315016 5357044 5391830 5622036 5672328 5731880 5739690 5884482 5889752 5913620 5931013 6057555 6062980 6209301 6346010 6470196 6504982 6617716 6626733 6643770 6649720 6696305 6865229 6922920 6960140 7027545 7090410 7096344 7275576 7305060 7308147 7326757 7362190 7548562 7615212 7652920 7799451 7845976 8031480 8035566 8035798 8076740 8087745 8272145 8279068 8352168 8597820 8834628 8835644 8858360 8870430 8884414 9094470 9166111 9370060 9453880 9519015 9692088 9744196 9757473 9807470 9926574 9974580 10307066 10348835 10399268 10440210 10714088 10783660 10788217 11043285 11044555 11244072 11322843 11479380 11768964 11827240 11862026 12053697 12115110 12125960 12180245 12418602 12692020 12940392 12999085 13009964 13235432 13253466 13287540 13326621 13392610 13730458 13920280 14055090 14180820 14610120 14616294 14653514 14711205 14724380 15097124 15230424 15460599 15462377 15598902 16071132 16071596 16153480 16175490 16262455 16544290 16558136 17195640 17669256 17671288 17740860 17768828 17793039 18188940 18198719 18332222 18740120 18871405 19038030 19488392 19514946 19614940 19853148 19949160 20088915 20089495 20595687 20614132 20697670 20798536 20880420 21567320 21576434 21980271 22086570 22089110 22211035 22645686 22767437 22958760 23537928 23724052 24107394 24230220 24298021 24360490 24816435 24837204 25384040 25767665 25998170 26019928 26506932 26575080 26653242 26785220 27460916 27498333 28110180 28125293 28361640 29232588 29307028 29422410 29448760 29655065 30194248 30921198 30924754 31046505 31197804 32142264 32143192 32350980 32364651 32368373 32524910 33088580 33133665 34326145 35481720 35537656 35586078 36377880 36397438 36540735 36633785 36664444 37551487 37742810 38076060 38997255 39029892 39229880 39706296 40177830 40178990 41191374 41228264 41395340 41517091 41760840 43152868 43960542 44173140 44178220 44196889 44422070 45291372 45534874 45830555 46387131 47448104 48214788 48460440 48596042 48720980 48787365 49632870 49674408 51287299 51535330 51996340 53013864 53306484 53570440 53941085 54596157 54921832 54996666 56220360 56250586 56614215 58465176 58614056 58844820 59310130 60268485 61842396 61849508 62093010 62395608 64162777 64701960 64729302 64736746 65049820 66177160 66267330 66633105 68302311 68476241 68652290 71172156 72794876 72894063 73081470 73267570 73328888 75102974 75485620 75517519 76152120 77302995 77311885 77994510 78059784 80355660 80357980 80594327 82382748 82790680 83034182 84375879 86305736 87921084 88346280 88356440 88393778 88844140 88965195 90582744 90993595 91069748 91661110 92774262 96429576 97105119 97192084 97441960 97574730 99265740 100827221 102574598 102978435 103070660 103992680 106612968 107882170 109192314 109901355 109993332 112501172 112654461 113228430 113837185 117689640 118620260 120536970 121490105 123684792 123699016 124186020 124551273 124554869 128325554 129458604 129473492 130099640 132534660 132590667 133266210 136604622 136952482 137304580 137491665 140626465 142344312 145589752 145788126 146162940 146535140 150205948 150971240 151035038 153861897 154605990 154623770 155989020 160711320 160715960 161188654 161823255 161841865 164765496 166068364 168751758 170086147 175842168 176787556 177688280 177930390 181987190 182139496 183322220 185548524 187757435 192488331 194210238 194384168 195149460 198531480 201654442 205149196 205428723 205956870 206141320 207585455 215764340 218384628 219802710 219986664 220984445 225002344 225308922 226456860 226552557 226578611 227674370 231935655 237240520 241073940 241782981 242980210 248372040 249102546 249109738 256436495 256651108 258917208 258946984 262860409 265069320 265181334 266532420 272980785 273209244 273904964 274609160 274983330 281252930 291576252 292325880 293070280 300411896 302070076 302481663 307723794 309211980 309247540 309378223 311978040 320813885 322377308 323646510 323683730 332136728 337503516 340172294 341511555 342381205 353575112 355860780 356052103 363974380 364470315 366644440 371097048 373664607 375514870 377587595 384976662 388420476 390298920 402971635 403308884 410298392 410857446 411913740 413066357 415170910 421879395 431528680 436769256 439605420 441968890 450617844 452913720 453105114 453157222 455348740 463871310 479333687 482147880 483565962 485525595 485960420 498205092 498219476 504136105 510258441 512872990 513302216 525720818 530362668 533064840 545961570 546418488 547809928 549966660 550262341 562505860 563272305 564160289 583152504 604140152 604963326 615447588 618423960 618495080 618756446 622756365 622774345 641627770 644754616 647293020 647367460 662953335 675007032 679735833 680344588 683023110 684762410 705790547 711721560 712104206 727948760 728940630 747329214 751029740 753238651 755175190 769309485 769953324 776840952 788581227 805943270 806617768 821714892 823827480 826132714 830341820 843758790 850430735 871884083 879210840 883937780 901235688 906210228 906314444 910697480 927742620 928134669 958667374 962441655 967131924 971051190 971920840 996410184 996438952 1003419563 1008272210 1020516882 1025745980 1027143615 1051441636 1060725336 1068156309 1091923140 1099933320 1100524682 1125011720 1126544610 1128320578 1132762785 1132893055 1164096097 1208914905 1209926652 1230895176 1237512892 1239199071 1245512730 1245548690 1283255540 1294586040 1294734920 1314302045 1325906670 1359471666 1360689176 1366046220 1369524820 1370103559 1411581094 1424208412 1438001061 1457881260 1494658428 1502059480 1506477302 1510350380 1512408315 1538618970 1539906648 1546891115 1577162454 1611886540 1643429784 1650787023 1652265428 1660683640 1687517580 1692480867 1700861470 1743768166 1767875560 1780260515 1812420456 1812628888 1855485240 1856269338 1868323035 1917334748 1924883310 1934263848 1942102380 2006839126 2016544420 2041033764 2051491960 2054287230 2065331785 2102883272 2117371641 2136312618 2183846280 2201049364 2253089220 2256641156 2259715953 2265525570 2265786110 2328192194 2396668435 2417829810 2419853304 2475025784 2478398142 2491025460 2491097380 2492364721 2551292205 2566511080 2615652249 2628604090 2651813340 2718943332 2732092440 2739049640 2740207118 2751311705 2820801445 2823162188 2848416824 2876002122 2891464499 2915762520 2989316856 3010258689 3012954604 3020700760 3024816630 3077237940 3093782230 3154324908 3223773080 3301574046 3304530856 3375035160 3384961734 3398679165 3401722940 3487536332 3492288291 3528952735 3560521030 3712538676 3736646070 3766193255 3834669496 3849766620 3851836387 3884204760 3942906135 4013678252 4033088840 4082067528 4108574460 4110310677 4110783371 4130663570 4234743282 4272625236 4359420415 4402098728 4506178440 4513282312 4519431906 4531051140 4531572220 4640673345 4656384388 4793336870 4835659620 4956796284 4982050920 4982194760 4984729442 5017097815 5102584410 5231304498 5257208180 5272670557 5303626680 5340781545 5437886664 5480414236 5502623410 5641602890 5646324376 5752004244 5782928998 5820480485 6020517378 6025909208 6049633260 6052885751 6154475880 6187564460 6195995355 6308649816 6603148092 6769923468 6797358330 6803445880 6850517795 6975072664 6984576582 7023936941 7057905470 7121042060 7190005305 7425077352 7473292140 7477094163 7532386510 7699533240 7703672774 7885812270 8027356504 8148672679 8217148920 8220621354 8221566742 8253935115 8261327140 8462404335 8469486564 8545250472 8674393497 8718840830 9038863812 9062102280 9063144440 9281346690 9312768776 9586673740 9590724913 9671319240 9913592568 9969458884 10034195630 10205168820 10462608996 10514416360 10545341114 10586858205 10681563090 10960828472 11005246820 11037615193 11283205780 11298579765 11504008488 11555509161 11565857996 11640960970 12041034756 12099266520 12105771502 12332350113 12375128920 12391990710 12461823605 12805057067 13078261245 13206296184 13539846936 13594716660 13701035590 13969153164 14047873882 14115810940 14242084120 14380010610 14457322495 14946584280 14954188326 15051293445 15064773020 15407345548 15771624540 15818011671 16297345358 16441242708 16443133484 16507870230 16522654280 16924808670 16938973128 17058132571 17348786994 17437681660 17461441455 18077727624 18158657253 18562693380 19173347480 19181449826 19259181935 19938917768 20068391260 20410337640 20551553385 20553916855 20925217992 21071810823 21090682228 21173716410 21363126180 22010493640 22075230386 22566411560 22597159530 23111018322 23131715992 23281921940 24082069512 24211543004 24446018037 24664700226 24783981420 24923647210 25610114134 26156522490 26363352785 27189433320 27402071180 27938306328 28095747764 28231621880 28760021220 28772174739 28775483597 28914644990 29908376652 30102586890 30129546040 30264428755 30814691096 31543249080 31636023342 32594690716 32882485416 32886266968 33015740460 33112845579 33849617340 34116265142 34697573988 34875363320 34922882910 35119684705 36317314506 37125386760 37385470815 38362899652 38415171201 38518363870 40136782520 40743363395 41103106770 41107833710 42143621646 42181364456 42347432820 42370200257 42726252360 43371967485 44150460772 45194319060 45218617081 46222036644 46563843880 47953624565 48423086008 48892036074 49329400452 49567962840 49847294420 51174397713 51220228268 52313044980 52726705570 54804142360 55188075965 56191495528 57520042440 57544349478 57550967194 57777545805 57829289980 59816753304 60205173780 60528857510 61661750565 63272046684 64025285335 65189381432 66031480920 66225691158 67699234680 68232530284 69395147976 69845765820 69883317307 70239369410 72634629012 74770941630 76725799304 76830342402 77036727740 77263306351 79090058355 81486726790 82206213540 82215667420 84287243292 84694865640 84740400514 85290662855 86326450791 86743934970 88300921544 89635399469 90388638120 90437234162 90793286265 92444073288 95907249130 97784072148 98658800904 99694588840 102348795426 102440456536 104626089960 105359054115 105453411140 110376151930 115088698956 115101934388 115555091610 115658579960 119406927997 120410347560 121057715020 122230090185 123323501130 126544093368 127110600771 127434284501 128050570670 132451382316 135655851243 136465060568 139691531640 139766634614 140478738820 143860873695 143877417985 145269258024 149541883260 153660684804 154073455480 154526612702 158180116710 162973453580 164412427080 164431334840 165564227895 168574486584 169480801028 170581325710 172652901582 173487869940 179270798938 180874468324 181586572530 187639458281 191814498260 192075856005 195568144296 204697590852 209649951921 210718108230 210906822280 211851001285 220752303860 226093085405 230177397912 230203868776 231110183220 231789919053 238813855994 242115430040 244460180370 246647002260 254221201542 254868569002 255871988565 256101141340 264902764632 268906198407 271311702486 279533269228 280957477640 287721747390 287754835970 299083766520 307321369608 309053225404 316360233420 316530319567 325946907160 331128455790 338961602056 341162651420 345305803164 346975739880 349416586535 358220783991 358541597876 361748936648 363173145060 375278916562 382302853503 383628996520 384151712010 386316531755 409395181704 419299903842 421436216460 423702002570 431632253955 441504607720 448176997345 452186170810 462220366440 463579838106 477627711988 488920360740 489183221149 493294004520 508442403084 509737138004 511743977130 512202282680 537812396814 542623404972 559066538456 562918374843 575443494780 575509671940 597034639985 618106450808 632720466840 633060639134 635553003855 637171422505 662256911580 678279256215 682325302840 690611606328 698833173070 716441567982 717083195752 726346290120 750557833124 764605707006 768303424020 768716490377 772633063510 838599807684 842872432920 847404005140 863264507910 892039991507 896353994690 904372341620 927159676212 938197291405 949590958701 955255423976 977840721480 978366442298 1016884806168 1019474276008 1023487954260 1048249759605 1075624793628 1085246809944 1125836749686 1150886989560 1151019343880 1158949595265 1194069279970 1266121278268 1271106007710 1274342845010 1313476207967 1324513823160 1344530992035 1356558512430 1397666346140 1401777129511 1432883135964 1467549663447 1501115666248 1529211414012 1536606848040 1537432980754 1545266127020 1582651597835 1677199615368 1694808010280 1726529015820 1784079983014 1791103919955 1792707989380 1808744683240 1854319352424 1876394582810 1899181917402 1911514267515 1956732884596 2046975908520 2096499519210 2151249587256 2166382836517 2251673499372 2306149471131 2317899190530 2388138559940 2445916105745 2532242556536 2542212015420 2548685690020 2626952415934 2676119974521 2689061984070 2713117024860 2795332692280 2803554259022 2814591874215 2865766271928 2935099326894 3058422828024 3074865961508 3090532254040 3165303195670 3453058031640 3568159966028 3582207839910 3585415978760 3752789165620 3798363834804 3823028535030 3843582451885 3913465769192 3940428623901 4192999038420 4205331388533 4332765673034 4460199957535 4503346998744 4612298942262 4635798381060 4747954793505 4776277119880 4891832211490 5084424030840 5097371380040 5253904831868 5352239949042 5378123968140 5381015432639 5426234049720 5607108518044 5629183748430 5870198653788 6149731923016 6330606391340 6499148509551 6567381039835 7008885647555 7136319932056 7164415679820 7337748317235 7505578331240 7596727669608 7646057070060 7687164903770 7880857247802 8385998076840 8410662777066 8665531346068 8920399915070 9224597884524 9271596762120 9495909587010 9783664422980 9812439906577 10507809663736 10704479898084 10756247936280 10762030865278 10831914182585 11214217036088 11258367496860 11530747355655 11740397307576 12661212782680 12998297019102 13134762079670 13380599872605 14017771295110 14328831359640 14675496634470 15164679855619 15292114140120 15374329807540 15761714495604 16143046297917 16821325554132 17331062692136 17840799830140 18449195769048 18991819174020 19567328845960 19624879813154 19702143119505 21026656942665 21408959796168 21524061730556 21663828365170 22516734993720 23061494711310 23830211201687 25996594038204 26269524159340 26761199745210 26905077163195 28035542590220 29350993268940 29437319719731 30329359711238 30748659615080 31523428991208 32286092595834 32495742547755 33642651108264 35681599660280 37983638348040 39249759626308 39404286239010 42053313885330 43048123461112 43327656730340 45494039566857 46122989422620 47660422403374 49062199532885 51993188076408 52539048318680 53522399490420 53810154326390 56071085180440 58701986537880 58874639439462 60658719422476 64572185191668 64991485095510 71490633605061 75823399278095 78499519252616 78808572478020 80715231489585 84106627770660 86655313460680 90988079133714 92245978845240 95320844806748 98124399065770 107044798980840 107620308652780 117749278878924 119151056008435 121317438844952 129144370383336 129982970191020 142981267210122 147186598598655 151646798556190 157617144956040 161430462979170 166811478411809 168213255541320 181976158267428 190641689613496 196248798131540 215240617305560 227470197834285 235498557757848 238302112016870 259965940382040 285962534420244 294373197197310 303293597112380 322860925958340 333622956823618 357453168025305 363952316534856 392497596263080 454940395668570 476604224033740 500434435235427 571925068840488 588746394394620 606587194224760 645721851916680 667245913647236 714906336050610 834057392059045 909880791337140 953208448067480 1000868870470854 1177492788789240 1334491827294472 1429812672101220 1668114784118090 1819761582674280 2001737740941708 2502172176177135 2859625344202440 3336229568236180 4003475481883416 5004344352354270 6672459136472360 10008688704708540 20017377409417080
- Sum of all divisors σ(n): 82524961285079040
- Sum of proper divisors (its aliquot sum) s(n): 62507583875661960
- 20017377409417080 is an abundant number, because the sum of its proper divisors (62507583875661960) is greater than itself. Its abundance is 42490206466244880
Bases of 20017377409417080
- Binary: 10001110001110110110010110111011101001010111111011110002
- Hexadecimal: 0x471DB2DDD2BF78
- Base-36: 5H3KG8C74OO
Squares and roots of 20017377409417080
- 20017377409417080 squared (200173774094170802) is 400695398351041248820665395726400
- 20017377409417080 cubed (200173774094170803) is 8020871015009510982514187668819807628147166912000
-
The
square root of 20017377409417080 is 141482781.3177882081 -
The
cube root of 20017377409417080 is 271520.3548118815
Scales and comparisons
How big is 20017377409417080?- 20,017,377,409,417,080 seconds is equal to 636,490,683 years, 41 weeks, 6 days, 6 hours, 58 minutes.
-
To count from 1 to 20,017,377,409,417,080 would take you about one billion, nine hundred nine million, four hundred seventy-two thousand and fifty-one 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 20017377409417080 cubic inches would be around 22626.7 feet tall.
Recreational maths with 20017377409417080
- 20017377409417080 backwards is 08071490477371002
- 20017377409417080 is a
Harshad number . - The number of decimal digits it has is: 17
- The sum of 20017377409417080'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 20017377409417080 - Facts about the integer". Numbermatics.com. 2024. Web. 14 June 2024.
APA style:
Numbermatics. (2024). Number 20017377409417080 - Facts about the integer. Retrieved 14 June 2024, from https://numbermatics.com/n/20017377409417080/
Chicago style:
Numbermatics. 2024. "Number 20017377409417080 - Facts about the integer". https://numbermatics.com/n/20017377409417080/
The information we have on file for 20017377409417080 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 20017377409417080, math, Factors of 20017377409417080, curriculum, school, college, exams, university, Prime factorization of 20017377409417080, STEM, science, technology, engineering, physics, economics, calculator, twenty quadrillion, seventeen trillion, three hundred seventy-seven billion, four hundred nine million, four hundred seventeen thousand and eighty.