26775420272640
26,775,420,272,640 is an even composite number composed of seven prime numbers multiplied together.
What does the number 26775420272640 look like?
This visualization shows the relationship between its 7 prime factors (large circles) and 2304 divisors.
26775420272640 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two thousand, three hundred four divisors.
Prime factorization of 26775420272640:
217 × 33 × 5 × 13 × 17 × 41 × 167
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 13 × 17 × 41 × 167)See below for interesting mathematical facts about the number 26775420272640 from the Numbermatics database.
Names of 26775420272640
- Cardinal: 26775420272640 can be written as Twenty-six trillion, seven hundred seventy-five billion, four hundred twenty million, two hundred seventy-two thousand, six hundred forty.
Scientific notation
- Scientific notation: 2.677542027264 × 1013
Factors of 26775420272640
Divisors of 26775420272640
- Number of divisors d(n): 2304
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 13 15 16 17 18 20 24 26 27 30 32 34 36 39 40 41 45 48 51 52 54 60 64 65 68 72 78 80 82 85 90 96 102 104 108 117 120 123 128 130 135 136 144 153 156 160 164 167 170 180 192 195 204 205 208 216 221 234 240 246 255 256 260 270 272 288 306 312 320 328 334 340 351 360 369 384 390 408 410 416 432 442 459 468 480 492 501 510 512 520 533 540 544 576 585 612 615 624 640 656 663 668 680 697 702 720 738 765 768 780 816 820 832 835 864 884 918 936 960 984 1002 1020 1024 1040 1066 1080 1088 1105 1107 1152 1170 1224 1230 1248 1280 1312 1326 1336 1360 1394 1404 1440 1476 1503 1530 1536 1560 1599 1632 1640 1664 1670 1728 1755 1768 1836 1845 1872 1920 1968 1989 2004 2040 2048 2080 2091 2132 2160 2171 2176 2210 2214 2295 2304 2340 2448 2460 2496 2505 2560 2624 2652 2665 2672 2720 2788 2808 2839 2880 2952 3006 3060 3072 3120 3198 3264 3280 3315 3328 3340 3456 3485 3510 3536 3672 3690 3744 3840 3936 3978 4008 4080 4096 4160 4182 4264 4320 4342 4352 4420 4428 4509 4590 4608 4680 4797 4896 4920 4992 5010 5120 5248 5304 5330 5344 5440 5535 5576 5616 5678 5760 5904 5967 6012 6120 6144 6240 6273 6396 6513 6528 6560 6630 6656 6680 6847 6912 6970 7020 7072 7344 7380 7488 7515 7680 7872 7956 7995 8016 8160 8192 8320 8364 8517 8528 8640 8684 8704 8840 8856 9018 9061 9180 9216 9360 9594 9792 9840 9945 9984 10020 10240 10455 10496 10608 10660 10688 10855 10880 11070 11152 11232 11356 11520 11808 11934 12024 12240 12288 12480 12546 12792 13026 13056 13120 13260 13312 13360 13694 13824 13940 14040 14144 14195 14391 14688 14760 14976 15030 15360 15744 15912 15990 16032 16320 16384 16640 16728 17034 17056 17280 17368 17408 17680 17712 18036 18122 18360 18432 18720 18819 19188 19539 19584 19680 19890 19968 20040 20480 20541 20910 20992 21216 21320 21376 21710 21760 22140 22304 22464 22545 22712 23040 23616 23868 23985 24048 24480 24576 24960 25092 25551 25584 26052 26112 26240 26520 26624 26720 27183 27388 27648 27880 28080 28288 28390 28782 29376 29520 29835 29952 30060 30720 31365 31488 31824 31980 32064 32565 32640 32768 33280 33456 34068 34112 34235 34560 34736 34816 35360 35424 36072 36244 36720 36864 36907 37440 37638 38376 39078 39168 39360 39780 39936 40080 40960 41082 41820 41984 42432 42585 42640 42752 43420 43520 44280 44608 44928 45090 45305 45424 46080 47232 47736 47970 48096 48960 49152 49920 50184 51102 51168 52104 52224 52480 53040 53248 53440 54366 54776 55296 55760 56160 56576 56780 57564 58617 58752 59040 59670 59904 60120 61440 61623 62730 62976 63648 63960 64128 65130 65280 65536 66560 66912 68136 68224 68470 69120 69472 69632 70720 70848 71955 72144 72488 73440 73728 73814 74880 75276 76653 76752 78156 78336 78720 79560 79872 80160 81549 81920 82164 83640 83968 84864 85170 85280 85504 86840 87040 88560 89011 89216 89856 90180 90610 90848 92160 94095 94464 95472 95940 96192 97695 97920 98304 99840 100368 102204 102336 102705 104208 104448 104960 106080 106496 106880 108732 109552 110592 110721 111520 112320 113152 113560 115128 116399 117234 117504 118080 119340 119808 120240 122880 123246 125460 125952 127296 127755 127920 128256 130260 130560 131072 133120 133824 135915 136272 136448 136940 138240 138944 139264 141440 141696 143910 144288 144976 146880 147456 147628 149760 150552 153306 153504 156312 156672 157440 159120 159744 160320 163098 163840 164328 167280 167936 169728 170340 170560 171008 173680 174080 177120 178022 178432 179712 180360 181220 181696 184320 184535 184869 188190 188928 190944 191880 192384 195390 195840 196608 199680 200736 204408 204672 205410 208416 208896 209920 212160 212992 213760 217464 219104 221184 221442 223040 224640 226304 227120 230256 232798 234468 235008 236160 238680 239616 240480 244647 245760 246492 250920 251904 254592 255510 255840 256512 260520 261120 266240 267033 267648 271830 272544 272896 273880 276480 277888 278528 282880 283392 287820 288576 289952 293085 293760 294912 295256 299520 301104 306612 307008 308115 312624 313344 314880 318240 319488 320640 326196 327680 328656 332163 334560 335872 339456 340680 341120 342016 347360 348160 349197 354240 356044 356864 359424 360720 362440 363392 368640 369070 369738 376380 377856 381888 383265 383760 384768 390780 391680 393216 399360 401472 407745 408816 409344 410820 416832 417792 419840 424320 425984 427520 434928 438208 442368 442884 445055 446080 449280 452608 454240 460512 465596 468936 470016 472320 477360 479232 480960 489294 491520 492984 501840 503808 509184 511020 511680 513024 521040 522240 532480 534066 535296 543660 545088 545792 547760 552960 553605 555776 557056 565760 566784 575640 577152 579904 581995 586170 587520 589824 590512 599040 602208 613224 614016 616230 625248 626688 629760 636480 638976 641280 652392 655360 657312 664326 669120 671744 678912 681360 682240 684032 694720 696320 698394 708480 712088 713728 718848 721440 724880 726784 737280 738140 739476 752760 755712 763776 766530 767520 769536 781560 783360 798720 801099 802944 815490 817632 818688 821640 833664 835584 839680 848640 851968 855040 869856 876416 884736 885768 890110 892160 898560 905216 908480 921024 924345 931192 937872 940032 944640 954720 958464 961920 978588 983040 985968 996489 1003680 1007616 1018368 1022040 1023360 1026048 1042080 1044480 1047591 1064960 1068132 1070592 1087320 1090176 1091584 1095520 1105920 1107210 1111552 1114112 1131520 1133568 1151280 1154304 1159808 1163990 1172340 1175040 1179648 1181024 1198080 1204416 1223235 1226448 1228032 1232460 1250496 1253376 1259520 1272960 1277952 1282560 1304784 1314624 1328652 1335165 1338240 1343488 1357824 1362720 1364480 1368064 1389440 1392640 1396788 1416960 1424176 1427456 1437696 1442880 1449760 1453568 1474560 1476280 1478952 1505520 1511424 1513187 1527552 1533060 1535040 1539072 1563120 1566720 1597440 1602198 1605888 1630980 1635264 1637376 1643280 1660815 1667328 1671168 1679360 1697280 1703936 1710080 1739712 1745985 1752832 1769472 1771536 1780220 1784320 1797120 1810432 1816960 1842048 1848690 1862384 1875744 1880064 1889280 1909440 1916928 1923840 1957176 1966080 1971936 1992978 2007360 2015232 2036736 2044080 2046720 2052096 2084160 2088960 2095182 2129920 2136264 2141184 2174640 2180352 2183168 2191040 2211840 2214420 2223104 2228224 2263040 2267136 2302560 2308608 2319616 2327980 2344680 2350080 2362048 2396160 2403297 2408832 2446470 2452896 2456064 2464920 2500992 2506752 2519040 2545920 2555904 2565120 2609568 2629248 2657304 2670330 2676480 2686976 2715648 2725440 2728960 2736128 2778880 2785280 2793576 2833920 2848352 2854912 2875392 2885760 2899520 2907136 2949120 2952560 2957904 3011040 3022848 3026374 3055104 3066120 3070080 3078144 3126240 3133440 3142773 3194880 3204396 3211776 3261960 3270528 3274752 3286560 3321630 3334656 3342336 3358720 3394560 3420160 3479424 3491970 3505664 3538944 3543072 3560440 3568640 3594240 3620864 3633920 3684096 3697380 3724768 3751488 3760128 3778560 3818880 3833856 3847680 3914352 3943872 3985956 4005495 4014720 4030464 4073472 4088160 4093440 4104192 4168320 4177920 4190364 4259840 4272528 4282368 4349280 4360704 4366336 4382080 4423680 4428840 4446208 4526080 4534272 4539561 4605120 4617216 4639232 4655960 4689360 4700160 4724096 4792320 4806594 4817664 4892940 4905792 4912128 4929840 4982445 5001984 5013504 5038080 5091840 5111808 5130240 5219136 5237955 5258496 5314608 5340660 5352960 5373952 5431296 5450880 5457920 5472256 5557760 5570560 5587152 5667840 5696704 5709824 5750784 5771520 5799040 5814272 5898240 5905120 5915808 6022080 6045696 6052748 6110208 6132240 6140160 6156288 6252480 6266880 6285546 6389760 6408792 6423552 6523920 6541056 6549504 6573120 6643260 6669312 6684672 6717440 6789120 6840320 6958848 6983940 7011328 7086144 7120880 7137280 7188480 7241728 7267840 7368192 7394760 7449536 7502976 7520256 7557120 7565935 7637760 7667712 7695360 7828704 7887744 7971912 8010990 8029440 8060928 8146944 8176320 8186880 8208384 8336640 8355840 8380728 8519680 8545056 8564736 8698560 8721408 8732672 8764160 8847360 8857680 8892416 9052160 9068544 9079122 9210240 9234432 9278464 9311920 9378720 9400320 9448192 9584640 9613188 9635328 9785880 9811584 9824256 9859680 9964890 10003968 10027008 10076160 10183680 10260480 10438272 10475910 10516992 10629216 10681320 10705920 10862592 10901760 10915840 10944512 11115520 11141120 11174304 11335680 11393408 11419648 11501568 11543040 11598080 11628544 11810240 11831616 12016485 12044160 12091392 12105496 12220416 12264480 12280320 12312576 12504960 12533760 12571092 12779520 12817584 12847104 13047840 13082112 13099008 13146240 13286520 13338624 13434880 13578240 13618683 13680640 13917696 13967880 14022656 14172288 14241760 14274560 14376960 14483456 14535680 14736384 14789520 14899072 15005952 15040512 15114240 15131870 15275520 15335424 15390720 15657408 15713865 15775488 15943824 16021980 16058880 16121856 16293888 16352640 16373760 16416768 16673280 16711680 16761456 17090112 17129472 17397120 17442816 17465344 17528320 17694720 17715360 17784832 18104320 18137088 18158244 18420480 18468864 18556928 18623840 18757440 18800640 18896384 19169280 19226376 19270656 19571760 19623168 19648512 19719360 19929780 20007936 20054016 20152320 20367360 20520960 20876544 20951820 21033984 21258432 21362640 21411840 21725184 21803520 21831680 21889024 22231040 22348608 22671360 22697805 22786816 22839296 23003136 23086080 23196160 23257088 23620480 23663232 24032970 24088320 24182784 24210992 24440832 24528960 24560640 24625152 25009920 25067520 25142184 25559040 25635168 25694208 26095680 26164224 26198016 26292480 26573040 26677248 26869760 27156480 27237366 27361280 27835392 27935760 28045312 28344576 28483520 28549120 28753920 28966912 29071360 29472768 29579040 29798144 30011904 30081024 30228480 30263740 30551040 30781440 31314816 31427730 31550976 31887648 32043960 32117760 32587776 32705280 32747520 32833536 33346560 33423360 33522912 34180224 34258944 34794240 34885632 34930688 35056640 35430720 35569664 36208640 36274176 36316488 36840960 36937728 37113856 37247680 37514880 37601280 37792768 38338560 38452752 38541312 39143520 39246336 39297024 39438720 39859560 40015872 40304640 40734720 40856049 41041920 41753088 41903640 42067968 42516864 42725280 42823680 43450368 43607040 43663360 44462080 44697216 45342720 45395610 45573632 45678592 46006272 46172160 46392320 46514176 47240960 47326464 48065940 48176640 48365568 48421984 48881664 49057920 49121280 49250304 50019840 50135040 50284368 51270336 51388416 52191360 52328448 52396032 52584960 53146080 53354496 54312960 54474732 54722560 55670784 55871520 56090624 56689152 56967040 57098240 57507840 58142720 58945536 59158080 59596288 60023808 60162048 60456960 60527480 61102080 61562880 62629632 62855460 63101952 63775296 64087920 64235520 65175552 65410560 65495040 65667072 66693120 67045824 68093415 68360448 68517888 69588480 69771264 69861376 70113280 70861440 71139328 72417280 72548352 72632976 73681920 73875456 74227712 74495360 75029760 75202560 75585536 76677120 76905504 77082624 78287040 78492672 78594048 78877440 79719120 80031744 80609280 81469440 81712098 82083840 83506176 83807280 84135936 85033728 85450560 85647360 86900736 87214080 87326720 88924160 89394432 90685440 90791220 91147264 91357184 92344320 92784640 93028352 94481920 94652928 96131880 96353280 96843968 97763328 98115840 98242560 98500608 100039680 100270080 100568736 102540672 102776832 104382720 104656896 104792064 105169920 106292160 106708992 108625920 108949464 109445120 111341568 111743040 112181248 113378304 113934080 114196480 115015680 116285440 117891072 118316160 119192576 120047616 120913920 121054960 122204160 123125760 125259264 125710920 126203904 127550592 128175840 128471040 130351104 130821120 130990080 133386240 134091648 136186830 136720896 137035776 139176960 139542528 140226560 141722880 142278656 144834560 145096704 145265952 147363840 147750912 148455424 148990720 150059520 150405120 151171072 153811008 154165248 156574080 156985344 157188096 157754880 159438240 160063488 162938880 163424196 164167680 167012352 167614560 168271872 170067456 170901120 171294720 174428160 174653440 177848320 178788864 181370880 181582440 182294528 184688640 185569280 186056704 188963840 189305856 192263760 192706560 193687936 195526656 196231680 196485120 197001216 200079360 201137472 204280245 205081344 205553664 208765440 209313792 209584128 210339840 212584320 213417984 217251840 217898928 222683136 223486080 224362496 226756608 227868160 228392960 230031360 232570880 235782144 236632320 238385152 240095232 241827840 242109920 244408320 246251520 250518528 251421840 252407808 255101184 256351680 256942080 260702208 261642240 261980160 266772480 268183296 272373660 273441792 274071552 278353920 279085056 280453120 283445760 284557312 290531904 294727680 295501824 296910848 297981440 300119040 300810240 302342144 307622016 308330496 313148160 313970688 314376192 315509760 318876480 320126976 325877760 326848392 328335360 334024704 335229120 336543744 340134912 341802240 342589440 348856320 349306880 355696640 357577728 362741760 363164880 364589056 369377280 371138560 372113408 377927680 378611712 384527520 385413120 387375872 391053312 392463360 392970240 400158720 402274944 408560490 410162688 411107328 417530880 418627584 420679680 425168640 426835968 434503680 435797856 445366272 446972160 448724992 453513216 455736320 456785920 465141760 471564288 473264640 476770304 480190464 484219840 488816640 492503040 501037056 502843680 504815616 510202368 512703360 513884160 523284480 523960320 533544960 536366592 544747320 546883584 556707840 558170112 560906240 566891520 581063808 589455360 591003648 593821696 595962880 600238080 604684288 615244032 616660992 626296320 627941376 628752384 631019520 637752960 640253952 651755520 653696784 668049408 670458240 673087488 680269824 683604480 685178880 697712640 711393280 715155456 725483520 726329760 729178112 738754560 742277120 755855360 757223424 769055040 770826240 774751744 782106624 784926720 785940480 800317440 804549888 817120980 820325376 822214656 835061760 837255168 841359360 850337280 853671936 871595712 890732544 893944320 897449984 907026432 911472640 930283520 943128576 946529280 953540608 960380928 968439680 977633280 985006080 1002074112 1005687360 1009631232 1020404736 1025406720 1027768320 1046568960 1047920640 1067089920 1072733184 1089494640 1093767168 1113415680 1116340224 1121812480 1133783040 1162127616 1178910720 1187643392 1191925760 1200476160 1209368576 1230488064 1233321984 1252592640 1255882752 1262039040 1275505920 1280507904 1303511040 1307393568 1336098816 1340916480 1346174976 1360539648 1367208960 1370357760 1395425280 1422786560 1430310912 1452659520 1458356224 1477509120 1484554240 1511710720 1514446848 1538110080 1541652480 1549503488 1569853440 1571880960 1600634880 1609099776 1634241960 1640650752 1670123520 1674510336 1682718720 1700674560 1743191424 1781465088 1787888640 1814052864 1822945280 1860567040 1886257152 1893058560 1907081216 1920761856 1936879360 1955266560 2004148224 2011374720 2019262464 2040809472 2050813440 2055536640 2093137920 2134179840 2145466368 2178989280 2187534336 2226831360 2243624960 2267566080 2324255232 2357821440 2383851520 2400952320 2418737152 2460976128 2466643968 2505185280 2511765504 2524078080 2551011840 2561015808 2614787136 2672197632 2681832960 2692349952 2721079296 2734417920 2790850560 2860621824 2905319040 2916712448 2955018240 2969108480 3023421440 3028893696 3076220160 3083304960 3099006976 3139706880 3143761920 3201269760 3218199552 3268483920 3281301504 3340247040 3349020672 3365437440 3401349120 3486382848 3562930176 3575777280 3628105728 3645890560 3786117120 3814162432 3841523712 3873758720 3910533120 4008296448 4022749440 4038524928 4081618944 4101626880 4111073280 4186275840 4268359680 4290932736 4357978560 4375068672 4453662720 4487249920 4535132160 4648510464 4715642880 4767703040 4801904640 4837474304 4921952256 5010370560 5023531008 5048156160 5102023680 5229574272 5344395264 5363665920 5442158592 5468835840 5581701120 5721243648 5810638080 5833424896 5938216960 6046842880 6057787392 6152440320 6166609920 6198013952 6279413760 6402539520 6436399104 6536967840 6562603008 6680494080 6730874880 6802698240 6972765696 7151554560 7256211456 7291781120 7572234240 7628324864 7683047424 7747517440 8016592896 8045498880 8077049856 8163237888 8203253760 8372551680 8581865472 8715957120 8750137344 8907325440 9070264320 9297020928 9431285760 9535406080 9603809280 9843904512 10020741120 10047062016 10096312320 10204047360 10459148544 10688790528 10727331840 10884317184 10937671680 11442487296 11621276160 11666849792 12093685760 12115574784 12304880640 12333219840 12396027904 12558827520 12805079040 12872798208 13073935680 13125206016 13360988160 13461749760 13605396480 13945531392 14303109120 14512422912 14583562240 15144468480 15256649728 15495034880 16033185792 16090997760 16326475776 16406507520 16745103360 17163730944 17431914240 17500274688 17814650880 18140528640 18594041856 19070812160 19207618560 19687809024 20041482240 20192624640 20408094720 20918297088 21454663680 21768634368 21875343360 22884974592 23242552320 24187371520 24231149568 24609761280 24792055808 25117655040 25745596416 26147871360 26250412032 26721976320 27210792960 27891062784 28606218240 29167124480 30288936960 30990069760 32066371584 32181995520 32652951552 32813015040 34327461888 34863828480 35000549376 36281057280 37188083712 38141624320 38415237120 39375618048 40082964480 40385249280 40816189440 41836594176 42909327360 43537268736 43750686720 45769949184 46485104640 49219522560 49584111616 50235310080 51491192832 52295742720 52500824064 53443952640 54421585920 55782125568 57212436480 58334248960 60577873920 61980139520 64363991040 65305903104 65626030080 68654923776 69727656960 72562114560 74376167424 76283248640 78751236096 80165928960 81632378880 83673188352 85818654720 87501373440 92970209280 98439045120 99168223232 102982385664 104591485440 105001648128 108843171840 111564251136 114424872960 121155747840 123960279040 128727982080 130611806208 131252060160 137309847552 139455313920 148752334848 157502472192 160331857920 163264757760 167346376704 171637309440 175002746880 185940418560 196878090240 198336446464 205964771328 209182970880 217686343680 223128502272 228849745920 247920558080 257455964160 262504120320 278910627840 297504669696 315004944384 326529515520 334692753408 343274618880 371880837120 393756180480 411929542656 418365941760 446257004544 495841116160 514911928320 525008240640 557821255680 595009339392 653059031040 669385506816 686549237760 743761674240 787512360960 836731883520 892514009088 991682232320 1029823856640 1115642511360 1338771013632 1487523348480 1575024721920 1673463767040 1785028018176 2059647713280 2231285022720 2677542027264 2975046696960 3346927534080 4462570045440 5355084054528 6693855068160 8925140090880 13387710136320 26775420272640
- Sum of all divisors σ(n): 111868707363840
- Sum of proper divisors (its aliquot sum) s(n): 85093287091200
- 26775420272640 is an abundant number, because the sum of its proper divisors (85093287091200) is greater than itself. Its abundance is 58317866818560
Bases of 26775420272640
- Binary: 1100001011010001000110110101000000000000000002
- Hexadecimal: 0x185A236A0000
- Base-36: 9HOGHWQO0
Squares and roots of 26775420272640
- 26775420272640 squared (267754202726402) is 716923130776501091932569600
- 26775420272640 cubed (267754202726403) is 19195918129717665241858420423727775744000
-
The
square root of 26775420272640 is 5174497.1033560353 -
The
cube root of 26775420272640 is 29916.5906340443
Scales and comparisons
How big is 26775420272640?- 26,775,420,272,640 seconds is equal to 851,375 years, 28 weeks, 1 day, 14 hours, 24 minutes.
-
To count from 1 to 26,775,420,272,640 would take you about two million, one hundred twenty-eight thousand, four hundred thirty-eight 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 26775420272640 cubic inches would be around 2493 feet tall.
Recreational maths with 26775420272640
- 26775420272640 backwards is 04627202457762
- 26775420272640 is a
Harshad number . - The number of decimal digits it has is: 14
- The sum of 26775420272640's digits is 54
- 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 26775420272640 - Facts about the integer". Numbermatics.com. 2024. Web. 30 May 2024.
APA style:
Numbermatics. (2024). Number 26775420272640 - Facts about the integer. Retrieved 30 May 2024, from https://numbermatics.com/n/26775420272640/
Chicago style:
Numbermatics. 2024. "Number 26775420272640 - Facts about the integer". https://numbermatics.com/n/26775420272640/
The information we have on file for 26775420272640 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 26775420272640, math, Factors of 26775420272640, curriculum, school, college, exams, university, Prime factorization of 26775420272640, STEM, science, technology, engineering, physics, economics, calculator, twenty-six trillion, seven hundred seventy-five billion, four hundred twenty million, two hundred seventy-two thousand, six hundred forty.