2188029811968
2,188,029,811,968 is an even composite number composed of six prime numbers multiplied together.
What does the number 2188029811968 look like?
This visualization shows the relationship between its 6 prime factors (large circles) and 2430 divisors.
2188029811968 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two thousand, four hundred thirty divisors.
Prime factorization of 2188029811968:
28 × 34 × 72 × 112 × 13 × 372
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 7 × 7 × 11 × 11 × 13 × 37 × 37)See below for interesting mathematical facts about the number 2188029811968 from the Numbermatics database.
Names of 2188029811968
- Cardinal: 2188029811968 can be written as Two trillion, one hundred eighty-eight billion, twenty-nine million, eight hundred eleven thousand, nine hundred sixty-eight.
Scientific notation
- Scientific notation: 2.188029811968 × 1012
Factors of 2188029811968
Divisors of 2188029811968
- Number of divisors d(n): 2430
-
Complete list of divisors:
1 2 3 4 6 7 8 9 11 12 13 14 16 18 21 22 24 26 27 28 32 33 36 37 39 42 44 48 49 52 54 56 63 64 66 72 74 77 78 81 84 88 91 96 98 99 104 108 111 112 117 121 126 128 132 143 144 147 148 154 156 162 168 176 182 189 192 196 198 208 216 222 224 231 234 242 252 256 259 264 273 286 288 294 296 297 308 312 324 333 336 351 352 363 364 378 384 392 396 407 416 429 432 441 444 448 462 468 481 484 504 518 528 539 546 567 572 576 588 592 594 616 624 637 648 666 672 693 702 704 726 728 756 768 777 784 792 814 819 832 847 858 864 882 888 891 896 924 936 962 968 999 1001 1008 1036 1053 1056 1078 1089 1092 1134 1144 1152 1176 1184 1188 1221 1232 1248 1274 1287 1296 1323 1332 1344 1369 1386 1404 1408 1443 1452 1456 1512 1554 1568 1573 1584 1617 1628 1638 1664 1694 1716 1728 1764 1776 1782 1792 1813 1848 1872 1911 1924 1936 1998 2002 2016 2072 2079 2106 2112 2156 2178 2184 2268 2288 2304 2331 2352 2368 2376 2442 2457 2464 2496 2541 2548 2574 2592 2646 2664 2688 2738 2772 2808 2816 2849 2886 2904 2912 2997 3003 3024 3108 3136 3146 3168 3234 3256 3267 3276 3328 3367 3388 3432 3456 3528 3552 3564 3626 3663 3696 3744 3822 3848 3861 3872 3969 3996 4004 4032 4107 4144 4158 4212 4224 4312 4329 4356 4368 4477 4536 4576 4662 4704 4719 4736 4752 4851 4884 4914 4928 4992 5082 5096 5148 5184 5291 5292 5328 5376 5439 5476 5544 5616 5698 5733 5772 5808 5824 5929 5994 6006 6048 6216 6237 6272 6292 6336 6468 6512 6534 6552 6734 6776 6864 6912 6993 7007 7056 7104 7128 7252 7326 7371 7392 7488 7623 7644 7696 7722 7744 7938 7992 8008 8064 8214 8288 8316 8424 8448 8547 8624 8658 8712 8736 8954 9009 9072 9152 9324 9408 9438 9472 9504 9583 9702 9768 9801 9828 9856 9984 10101 10164 10192 10296 10368 10582 10584 10656 10878 10952 10989 11011 11088 11232 11396 11466 11544 11583 11616 11648 11858 11988 12012 12096 12321 12432 12474 12544 12584 12672 12936 12987 13024 13068 13104 13431 13468 13552 13728 13986 14014 14112 14157 14208 14256 14504 14553 14652 14742 14784 14976 15059 15246 15288 15392 15444 15488 15873 15876 15984 16016 16128 16317 16428 16576 16632 16848 17094 17199 17248 17316 17424 17472 17787 17797 17908 18018 18144 18304 18648 18816 18876 19008 19166 19404 19536 19602 19656 19712 19943 20202 20328 20384 20592 20736 20979 21021 21164 21168 21312 21756 21904 21978 22022 22176 22464 22792 22869 22932 23088 23166 23232 23296 23569 23716 23976 24024 24192 24642 24864 24948 25168 25344 25641 25872 25974 26048 26136 26208 26862 26936 27027 27104 27456 27972 28028 28224 28314 28416 28512 28749 29008 29106 29304 29484 29568 29952 30118 30303 30492 30576 30784 30888 30976 31339 31746 31752 31968 32032 32634 32856 32967 33033 33152 33264 33696 34188 34398 34496 34632 34848 34944 35574 35594 35816 36036 36288 36608 36963 37037 37296 37632 37752 38016 38332 38808 38961 39072 39204 39312 39886 40293 40404 40656 40768 41184 41958 42042 42328 42336 42471 42624 43512 43659 43808 43956 44044 44352 44928 45177 45584 45738 45864 46176 46332 46464 47138 47432 47619 47952 48048 48384 48951 49284 49728 49896 50336 51282 51597 51744 51948 52096 52272 52416 53361 53391 53724 53872 54054 54208 54912 55944 56056 56448 56628 57024 57498 58016 58201 58212 58608 58968 59136 59829 60236 60606 60984 61152 61568 61776 62678 63063 63492 63504 63936 64064 65268 65712 65934 66066 66304 66528 67081 67392 68376 68607 68796 68992 69264 69696 69888 70707 71148 71188 71632 72072 72576 73926 74074 74592 75504 76032 76664 76923 77077 77616 77922 78144 78408 78624 79772 80586 80808 81081 81312 81536 82368 83916 84084 84656 84672 84942 85248 86247 87024 87318 87616 87912 88088 88704 89856 90354 90909 91168 91476 91728 92352 92664 92928 94017 94276 94864 95238 95904 96096 97902 98568 99099 99456 99792 100672 102564 103194 103488 103896 104192 104544 104832 105413 106722 106782 107448 107744 108108 108416 109824 110889 111111 111888 112112 112896 113256 114048 114996 116032 116402 116424 117216 117936 119658 120472 120879 121212 121968 122304 123136 123552 124579 125356 126126 126984 127008 127413 127872 128128 130536 131424 131868 132132 133056 134162 134784 135531 136752 137214 137592 137984 138528 139392 141414 142296 142376 142857 143264 144144 145152 146853 147852 148148 149184 151008 153328 153846 154154 155232 155844 156288 156816 157248 159544 160083 160173 161172 161616 162162 162624 163072 164736 165649 167832 168168 169312 169344 169884 172494 174048 174603 174636 175232 175824 176176 177408 179487 180708 181818 182336 182952 183456 184704 185328 188034 188552 189189 189728 190476 191808 192192 195767 195804 197136 198198 198912 199584 201243 201344 205128 206388 206976 207792 209088 209664 210826 212121 213444 213564 214896 215488 216216 216832 219373 221778 222222 223776 224224 226512 228096 229992 230769 231231 232064 232804 232848 234432 235872 239316 240944 241758 242424 243936 244608 247104 249158 250712 252252 253968 254016 254826 255744 256256 258741 259259 261072 262848 263736 264264 266112 268324 269568 271062 272727 273504 274428 275184 277056 278784 282051 282828 284592 284752 285714 286528 288288 293706 295704 296296 297297 298368 302016 306656 307692 308308 310464 311688 312576 313632 314496 316239 319088 320166 320346 322344 323232 324324 325248 329472 331298 333333 335664 336336 338624 338688 339768 344988 348096 349206 349272 350464 351648 352352 358974 361416 362637 363636 364672 365904 366912 369408 370656 373737 376068 377104 378378 379456 380952 383616 384384 391534 391608 394272 396396 399168 402486 402688 406593 407407 410256 412776 413952 415584 418176 421652 424242 426888 427128 428571 429792 430976 432432 438746 443556 444444 447552 448448 453024 459984 461538 462462 464128 465608 465696 468864 471744 478632 480249 480519 481888 483516 484848 487872 489216 494208 496947 498316 501424 504504 507936 508032 509652 517482 518518 522144 523809 525696 527472 528528 532224 536648 538461 542124 545454 547008 548856 550368 554112 564102 565656 567567 569184 569504 571428 573056 576576 587301 587412 591408 592592 594594 596736 603729 604032 613312 615384 616616 620928 623376 627264 628992 632478 636363 638176 640332 640692 644688 646464 648648 650496 658119 662596 666666 671328 672672 677248 679536 689976 693693 696192 698412 698544 703296 704704 717948 722832 725274 727272 729344 731808 733824 737891 741312 747474 752136 754208 756756 758912 761904 767232 768768 776223 777777 783068 783216 788544 792792 798336 804972 813186 814814 820512 825552 831168 836352 843304 846153 848484 853776 854256 857142 859584 861952 864864 872053 877492 887112 888888 891891 895104 896896 906048 919968 923076 924924 931216 931392 937728 943488 948717 957264 960498 961038 963776 967032 969696 975744 988416 993894 996632 999999 1002848 1009008 1015872 1016064 1019304 1034964 1037036 1044288 1047618 1051392 1054944 1057056 1073296 1076922 1084248 1090908 1094016 1097712 1100736 1108224 1121211 1128204 1131312 1135134 1138368 1139008 1142856 1146112 1153152 1159543 1174602 1174824 1182816 1185184 1189188 1207458 1208064 1219779 1222221 1226624 1230768 1233232 1241856 1246752 1254528 1264956 1272726 1276352 1280664 1281384 1289376 1292928 1297296 1316238 1325192 1333332 1342656 1345344 1354496 1359072 1370369 1379952 1387386 1392384 1396824 1397088 1406592 1409408 1435896 1441557 1445664 1450548 1454544 1463616 1467648 1475782 1482624 1490841 1494948 1504272 1508416 1513512 1517824 1523808 1552446 1555554 1566136 1566432 1571427 1577088 1585584 1596672 1609944 1615383 1626372 1629628 1641024 1651104 1662336 1686608 1692306 1696968 1707552 1708512 1714284 1719168 1729728 1744106 1754984 1761903 1774224 1777776 1783782 1790208 1793792 1811187 1812096 1839936 1846152 1849848 1862432 1862784 1886976 1897434 1909089 1914528 1920996 1922076 1927552 1934064 1939392 1951488 1974357 1987788 1993264 1999998 2005696 2018016 2031744 2038608 2069928 2074072 2081079 2088576 2095236 2109888 2114112 2146592 2153437 2153844 2168496 2181816 2188032 2195424 2201472 2213673 2242422 2256408 2262624 2270268 2276736 2278016 2285712 2306304 2319086 2333331 2349204 2349648 2365632 2370368 2378376 2414916 2439558 2444442 2453248 2461536 2466464 2493504 2509056 2529912 2538459 2545452 2552704 2561328 2562768 2578752 2585856 2594592 2616159 2632476 2650384 2666664 2685312 2690688 2718144 2740738 2759904 2774772 2793648 2794176 2813184 2818816 2846151 2851849 2871792 2883114 2891328 2901096 2909088 2927232 2951564 2965248 2981682 2989896 2999997 3008544 3016832 3027024 3047616 3104892 3111108 3132272 3132864 3142854 3154176 3171168 3219888 3230766 3252744 3259256 3282048 3302208 3324672 3363633 3373216 3384612 3393936 3415104 3417024 3428568 3438336 3459456 3478629 3488212 3509968 3523806 3548448 3555552 3567564 3622374 3624192 3666663 3679872 3692304 3699696 3724864 3725568 3794868 3818178 3829056 3841992 3844152 3855104 3868128 3878784 3948714 3975576 3986528 3999996 4011392 4036032 4063488 4077216 4111107 4139856 4148144 4162158 4177152 4190472 4219776 4228224 4293184 4306874 4307688 4336992 4363632 4390848 4402944 4427346 4472523 4484844 4512816 4525248 4540536 4553472 4556032 4571424 4638172 4666662 4698408 4699296 4714281 4731264 4740736 4756752 4829832 4879116 4888884 4923072 4932928 4987008 5059824 5076918 5090904 5105408 5122656 5125536 5157504 5189184 5232318 5264952 5285709 5300768 5333328 5370624 5381376 5433561 5436288 5481476 5519808 5549544 5587296 5588352 5692302 5703698 5743584 5766228 5782656 5802192 5818176 5854464 5903128 5923071 5963364 5979792 5999994 6017088 6033664 6054048 6095232 6209784 6222216 6243237 6264544 6265728 6285708 6342336 6439776 6460311 6461532 6505488 6518512 6564096 6604416 6641019 6727266 6746432 6769224 6787872 6830208 6834048 6857136 6918912 6957258 6976424 6999993 7019936 7047612 7096896 7111104 7135128 7244748 7333326 7359744 7384608 7399392 7449728 7589736 7636356 7658112 7683984 7688304 7736256 7757568 7848477 7897428 7951152 7973056 7999992 8022784 8072064 8116801 8154432 8222214 8279712 8296288 8324316 8380944 8439552 8456448 8538453 8555547 8586368 8613748 8615376 8673984 8727264 8781696 8854692 8945046 8969688 9025632 9050496 9081072 9142848 9276344 9333324 9396816 9398592 9428562 9462528 9481472 9513504 9592583 9659664 9758232 9777768 9846144 9865856 9974016 10090899 10119648 10153836 10181808 10245312 10251072 10315008 10378368 10435887 10464636 10529904 10571418 10601536 10666656 10867122 10872576 10962952 10999989 11039616 11099088 11174592 11176704 11384604 11407396 11487168 11532456 11565312 11604384 11636352 11806256 11846142 11926728 11959584 11999988 12034176 12108096 12190464 12333321 12419568 12444432 12486474 12529088 12531456 12571416 12684672 12879552 12920622 12923064 13010976 13037024 13208832 13282038 13417569 13454532 13492864 13538448 13575744 13660416 13668096 13714272 13914516 13952848 13999986 14039872 14095224 14193792 14222208 14270256 14489496 14666652 14769216 14798784 14899456 15074059 15179472 15272712 15316224 15367968 15376608 15472512 15696954 15794856 15857127 15902304 15946112 15999984 16144128 16233602 16308864 16444428 16559424 16592576 16648632 16761888 17076906 17111094 17172736 17227496 17230752 17347968 17454528 17563392 17709384 17769213 17890092 17939376 18051264 18100992 18162144 18285696 18552688 18666648 18793632 18797184 18857124 19027008 19185166 19319328 19380933 19516464 19555536 19692288 19731712 19923057 20181798 20239296 20307672 20363616 20490624 20502144 20756736 20871774 20929272 20999979 21059808 21142836 21203072 21333312 21734244 21925904 21999978 22079232 22198176 22349184 22769208 22814792 22974336 23064912 23208768 23272704 23545431 23612512 23692284 23853456 23919168 23999976 24068352 24216192 24350403 24666642 24839136 24888864 24972948 25058176 25142832 25369344 25666641 25759104 25841244 25846128 26021952 26074048 26564076 26835138 26909064 26985728 27076896 27151488 27428544 27829032 27905696 27999972 28079744 28190448 28387584 28444416 28540512 28777749 28978992 29333304 29538432 29597568 30148118 30358944 30545424 30735936 30753216 30945024 31307661 31393908 31589712 31714254 31804608 31892224 31999968 32467204 32617728 32888856 32999967 33118848 33185152 33297264 33523776 34153812 34222188 34454992 34461504 34695936 34909056 35418768 35538426 35780184 35878752 36102528 36324288 36571392 36999963 37105376 37333296 37587264 37594368 37714248 38054016 38370332 38638656 38761866 39032928 39111072 39846114 40363596 40478592 40615344 40727232 40981248 41004288 41743548 41858544 41999958 42119616 42285672 42406144 42666624 43468488 43851808 43999956 44396352 44698368 45222177 45538416 45629584 45948672 46129824 46417536 47090862 47225024 47384568 47706912 47838336 47999952 48432384 48700806 49333284 49678272 49777728 49945896 50116352 50285664 51333282 51518208 51682488 51692256 52043904 52148096 53128152 53670276 53818128 54153792 54302976 54857088 55658064 55811392 55999944 56159488 56380896 57081024 57555498 57957984 58142799 58666608 59076864 59195136 59769171 60296236 60717888 61090848 61471872 61506432 62615322 62787816 63179424 63428508 63609216 63999936 64934408 65777712 65999934 66237696 66370304 66594528 67047552 68307624 68444376 68909984 68923008 69818112 70636293 70837536 71076852 71560368 71757504 72205056 72648576 73051209 73999926 74210752 74666592 75174528 75428496 76108032 76740664 76999923 77277312 77523732 78065856 78222144 79692228 80727192 80957184 81230688 81454464 83487096 83717088 83999916 84239232 84571344 85333248 86333247 86936976 87703616 87999912 88792704 90444354 91076832 91259168 92259648 92835072 93922983 94181724 94450048 94769136 95413824 95676672 95999904 97401612 98666568 99356544 99555456 99891792 100571328 102666564 103364976 103384512 104087808 104296192 105518413 106256304 107340552 107636256 108307584 109714176 110999889 111316128 111622784 111999888 112761792 114162048 115110996 115915968 116285598 117333216 119538342 120592472 121435776 122181696 122943744 123012864 125230644 125575632 126358848 126857016 127218432 127999872 129868816 131555424 131999868 133189056 134095104 135666531 136615248 136888752 137819968 137846016 141272586 141675072 142153704 143120736 143515008 145297152 146102418 147999852 148421504 149333184 150349056 150856992 153481328 153999846 154554624 155047464 156131712 156444288 159384456 161454384 162461376 162908928 166974192 167434176 167999832 168478464 169142688 172666494 173873952 174428397 175407232 175999824 177585408 180888708 182153664 182518336 184519296 187845966 188363448 188900096 189538272 190827648 191999808 194803224 197333136 198713088 199110912 199783584 201142656 205333128 206729952 206769024 211036826 212512608 214681104 215272512 216615168 219153627 221999778 222632256 223245568 223999776 225523584 228324096 230221992 230999769 231831936 232571196 234666432 239076684 241184944 242871552 244363392 250461288 251151264 252717696 253714032 255999744 258999741 259737632 263110848 263999736 266378112 271333062 273230496 273777504 275639936 282545172 283350144 284307408 286241472 287030016 292204836 295999704 296843008 298666368 301713984 306962656 307999692 310094928 312263424 312888576 316555239 318768912 322908768 324922752 333948384 334868352 335999664 338285376 345332988 347747904 348856794 350814464 351999648 361777416 364307328 365036672 369038592 375691932 376726896 379076544 381655296 383999616 389606448 394666272 399567168 402285312 406999593 410666256 413459904 413538048 422073652 425025216 429362208 430545024 438307254 443999556 445264512 447999552 451047168 460443984 461999538 463663872 465142392 469332864 478153368 482369888 488726784 500922576 502302528 505435392 507428064 517999482 519475264 526221696 527999472 532756224 542666124 546460992 547555008 551279872 565090344 566700288 568614816 572482944 584409672 591999408 597332736 603427968 613925312 615999384 620189856 633110478 637537824 645817536 649845504 657460881 667896768 669736704 671999328 676570752 690665976 695495808 697713588 703999296 723554832 728614656 730073344 751383864 753453792 758153088 767999232 776999223 779212896 789332544 799134336 813999186 821332512 826919808 844147304 850050432 858724416 861090048 876614508 887999112 890529024 895999104 920887968 923999076 930284784 938665728 949665717 956306736 964739776 1001845152 1004605056 1014856128 1035998964 1038950528 1052443392 1055998944 1085332248 1092921984 1095110016 1130180688 1137229632 1144965888 1168819344 1183998816 1206855936 1220998779 1227850624 1231998768 1240379712 1266220956 1275075648 1291635072 1314921762 1335793536 1343998656 1353141504 1381331952 1390991616 1395427176 1407998592 1447109664 1502767728 1506907584 1516306176 1553998446 1558425792 1578665088 1598268672 1627998372 1642665024 1653839616 1688294608 1700100864 1717448832 1753229016 1775998224 1791998208 1841775936 1847998152 1860569568 1899331434 1912613472 1929479552 2003690304 2009210112 2029712256 2071997928 2077901056 2111997888 2170664496 2185843968 2190220032 2260361376 2274459264 2337638688 2367997632 2441997558 2455701248 2463997536 2480759424 2532441912 2550151296 2583270144 2629843524 2671587072 2687997312 2762663904 2790854352 2815997184 2848997151 2894219328 3005535456 3013815168 3107996892 3116851584 3157330176 3255996744 3285330048 3376589216 3434897664 3506458032 3551996448 3683551872 3695996304 3721139136 3798662868 3825226944 3858959104 4007380608 4059424512 4143995856 4223995776 4341328992 4520722752 4548918528 4675277376 4735995264 4883995116 4927995072 4961518848 5064883824 5100302592 5259687048 5375994624 5525327808 5581708704 5697994302 5788438656 6011070912 6027630336 6215993784 6233703168 6511993488 6570660096 6753178432 7012916064 7103992896 7367103744 7391992608 7442278272 7597325736 7650453888 8014761216 8287991712 8447991552 8546991453 8682657984 9041445504 9350554752 9471990528 9767990232 9855990144 10129767648 10519374096 11050655616 11163417408 11395988604 11576877312 12022141824 12431987568 13023986976 13506356864 14025832128 14207985792 14783985216 14884556544 15194651472 15300907776 16575983424 17093982906 17365315968 18082891008 18701109504 19535980464 19711980288 20259535296 21038748192 22101311232 22326834816 22791977208 24044283648 24863975136 26047973952 27012713728 28051664256 28415971584 29567970432 30389302944 33151966848 34187965812 34730631936 39071960928 40519070592 42077496384 44653669632 45583954416 49727950272 52095947904 56103328512 59135940864 60778605888 66303933696 68375931624 78143921856 81038141184 84154992768 91167908832 99455900544 104191895808 121557211776 136751863248 156287843712 168309985536 182335817664 198911801088 243114423552 273503726496 312575687424 364671635328 547007452992 729343270656 1094014905984 2188029811968
- Sum of all divisors σ(n): 9233256495078
- Sum of proper divisors (its aliquot sum) s(n): 7045226683110
- 2188029811968 is an abundant number, because the sum of its proper divisors (7045226683110) is greater than itself. Its abundance is 4857196871142
Bases of 2188029811968
- Binary: 111111101011100001011110101011101000000002
- Hexadecimal: 0x1FD70BD5D00
- Base-36: RX60GG00
Squares and roots of 2188029811968
- 2188029811968 squared (21880298119682) is 4787474458060721436033024
- 2188029811968 cubed (21880298119683) is 10475136838272203025609764442558431232
-
The
square root of 2188029811968 is 1479199.0440667543 -
The
cube root of 2188029811968 is 12982.2831873699
Scales and comparisons
How big is 2188029811968?- 2,188,029,811,968 seconds is equal to 69,572 years, 30 weeks, 1 day, 2 hours, 52 minutes, 48 seconds.
-
To count from 1 to 2,188,029,811,968 would take you about one hundred seventy-three thousand, nine hundred thirty-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 2188029811968 cubic inches would be around 1081.9 feet tall.
Recreational maths with 2188029811968
- 2188029811968 backwards is 8691189208812
- 2188029811968 is a
Harshad number . - The number of decimal digits it has is: 13
- The sum of 2188029811968's digits is 63
- 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 2188029811968 - Facts about the integer". Numbermatics.com. 2024. Web. 3 May 2024.
APA style:
Numbermatics. (2024). Number 2188029811968 - Facts about the integer. Retrieved 3 May 2024, from https://numbermatics.com/n/2188029811968/
Chicago style:
Numbermatics. 2024. "Number 2188029811968 - Facts about the integer". https://numbermatics.com/n/2188029811968/
The information we have on file for 2188029811968 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 2188029811968, math, Factors of 2188029811968, curriculum, school, college, exams, university, Prime factorization of 2188029811968, STEM, science, technology, engineering, physics, economics, calculator, two trillion, one hundred eighty-eight billion, twenty-nine million, eight hundred eleven thousand, nine hundred sixty-eight.