Search a number
brilliant n.  and  hexagonal n.

First numbers that belong to both sets:

6, 15, 703, 1891, 2701, 38503, 49141, 79003, 88831, 104653, 146611, 188191, 218791, 226801, 269011, 286903, 385003, 497503, 2035153, 2284453, 2741311, 3059101, 3270403, 3363121, 3913003, 4082653, 4255903, 4686391, 5176153, 5292631, 5489641, 6186403, 6969511, 8086231, 8231653, 8725753, 9080191, 9131401, 9493903, 9863461, 10403641, 10679131, 12169711, 12890503, 13012651, 13073941, 13694761, 14652991, 14783203, 15576571, 16253551, 18225703, 18443701, 18736381, 18809911, 19328653, 20081953, 20234341, 20310751, 22028203, 22187791, 22994371, 24482503, 24904153, 26017291, 27331921, 27509653, 27956503, 28406953, 30058381, 31470211, 32429431, 32817151, 33796531, 34590403, 34890481, 35798491, 36307981, 37649503, 37962541, 39547171, 40621591, 41710411, 42149971, 42702661, 43036003, 46094401, 46672291, 47253781, 48191653, 49019851, 49735351, 207132481, 210812311, 213035761, 217517653, 220531501, 221793391, 224582221, 226366003, 227132641, 232794253, 234610291, 234870301, 238001653, 244061371, 253158751, 254781451, 255866131, 264350521, 265731931, 268505551, 277477903, 280312003, 282589651, 286023403, 290344753, 298204831, 299671921, 307061371, 308550061, 313338061, 316349281, 318465703, 326695141, 329153653, 336273211, 338455153, 345674071, 346305403, 349470703, 351058753, 359696431, 360018361, 361307521, 363245581, 366487201, 371376631, 373669453, 374325841, 376957153, 391930003, 393611653, 400374253, 403095421, 415108891, 415800703, 418226581, 423448651, 434343601, 439309261, 455461471, 457274161, 465658903, 466758181, 467491753, 469328203, 470063791, 471168253, 473750371, 475969231, 483029821, 487890703, 490518181, 490894111, 491646403, 495416503, 498442951, 507960001, 511408171, 517567051, 524151253, 528043753, 529214311, 539019361, 545738203, 554494951, 559702153, 560907271, 569784403, 576691741, 579956653, 585281791, 587336401, 591043771, 595590841, 608917753, 611852671, 623662903, 630888481, 636442003, 647190253, 651514753, 656723161, 663699961, 664574653, 676880821, 679975003, 680860351, 681303241, 694656901, 696447181, 697791403, 705883951, 711304903, 720385903, 732736621, 739643491, 754020361, 758687581, 759622753, 769006153, 775136251, 776081503, 789375511, 803744371, 807115753, 808562791, 827980471, 832870891, 841217653, 849606031, 852081121, 857538991, 866008153, 877532671, 884584891, 896231953, 897756751, 915641821, 922845241, 929559403, 932148253, 933184801, 938376181, 949324951, 950371003, 951941161, 955609903, 970355431, 972471151, 977770531, 979363153, 980957071.