Math - multiplicative persistence order 6 in base 10

• 4 digits:6788 -> 2688 -> 768 -> 336 -> 54 -> 20 -> 0 [6]
• 5 digits:23788 -> 2688 -> 768 -> 336 -> 54 -> 20 -> 0 [6]
• 5 digits:49999 -> 26244 -> 384 -> 96 -> 54 -> 20 -> 0 [6]
• 5 digits:66999 -> 26244 -> 384 -> 96 -> 54 -> 20 -> 0 [6]
• 5 digits:67788 -> 18816 -> 384 -> 96 -> 54 -> 20 -> 0 [6]
• 6 digits:229999 -> 26244 -> 384 -> 96 -> 54 -> 20 -> 0 [6]
• 6 digits:237788 -> 18816 -> 384 -> 96 -> 54 -> 20 -> 0 [6]
• 6 digits:477789 -> 98784 -> 16128 -> 96 -> 54 -> 20 -> 0 [6]
• 6 digits:667778 -> 98784 -> 16128 -> 96 -> 54 -> 20 -> 0 [6]
• 6 digits:777899 -> 222264 -> 384 -> 96 -> 54 -> 20 -> 0 [6]
• 6 digits:888888 -> 262144 -> 384 -> 96 -> 54 -> 20 -> 0 [6]
• 6 digits:888899 -> 331776 -> 2646 -> 288 -> 128 -> 16 -> 6 [6]
• 7 digits:2277789 -> 98784 -> 16128 -> 96 -> 54 -> 20 -> 0 [6]
• 7 digits:2477799 -> 222264 -> 384 -> 96 -> 54 -> 20 -> 0 [6]
• 7 digits:2488888 -> 262144 -> 384 -> 96 -> 54 -> 20 -> 0 [6]
• 7 digits:2488899 -> 331776 -> 2646 -> 288 -> 128 -> 16 -> 6 [6]
• 7 digits:2677799 -> 333396 -> 4374 -> 336 -> 54 -> 20 -> 0 [6]
• 7 digits:3377789 -> 222264 -> 384 -> 96 -> 54 -> 20 -> 0 [6]
• 7 digits:3388889 -> 331776 -> 2646 -> 288 -> 128 -> 16 -> 6 [6]
• 7 digits:3477799 -> 333396 -> 4374 -> 336 -> 54 -> 20 -> 0 [6]
• 7 digits:3777899 -> 666792 -> 27216 -> 168 -> 48 -> 32 -> 6 [6]
• 7 digits:3788888 -> 688128 -> 6144 -> 96 -> 54 -> 20 -> 0 [6]
• 7 digits:4677799 -> 666792 -> 27216 -> 168 -> 48 -> 32 -> 6 [6]
• 7 digits:4678888 -> 688128 -> 6144 -> 96 -> 54 -> 20 -> 0 [6]
• 7 digits:6888889 -> 1769472 -> 21168 -> 96 -> 54 -> 20 -> 0 [6]
• 7 digits:7889999 -> 2939328 -> 23328 -> 288 -> 128 -> 16 -> 6 [6]
• 8 digits:23888889 -> 1769472 -> 21168 -> 96 -> 54 -> 20 -> 0 [6]
• 8 digits:24789999 -> 2939328 -> 23328 -> 288 -> 128 -> 16 -> 6 [6]
• 8 digits:33788999 -> 2939328 -> 23328 -> 288 -> 128 -> 16 -> 6 [6]
• 8 digits:37777888 -> 3687936 -> 163296 -> 1944 -> 144 -> 16 -> 6 [6]
• 8 digits:37778888 -> 4214784 -> 7168 -> 336 -> 54 -> 20 -> 0 [6]
• 8 digits:46777788 -> 3687936 -> 163296 -> 1944 -> 144 -> 16 -> 6 [6]
• 8 digits:46777888 -> 4214784 -> 7168 -> 336 -> 54 -> 20 -> 0 [6]
• 8 digits:47777888 -> 4917248 -> 16128 -> 96 -> 54 -> 20 -> 0 [6]
• 8 digits:47899999 -> 13226976 -> 27216 -> 168 -> 48 -> 32 -> 6 [6]
• 8 digits:66789999 -> 13226976 -> 27216 -> 168 -> 48 -> 32 -> 6 [6]
• 9 digits:227777888 -> 4917248 -> 16128 -> 96 -> 54 -> 20 -> 0 [6]
• 9 digits:227899999 -> 13226976 -> 27216 -> 168 -> 48 -> 32 -> 6 [6]
• 9 digits:277777889 -> 19361664 -> 23328 -> 288 -> 128 -> 16 -> 6 [6]
• 9 digits:367777788 -> 19361664 -> 23328 -> 288 -> 128 -> 16 -> 6 [6]
• 9 digits:388888999 -> 71663616 -> 27216 -> 168 -> 48 -> 32 -> 6 [6]
• 9 digits:447777789 -> 19361664 -> 23328 -> 288 -> 128 -> 16 -> 6 [6]
• 9 digits:468888999 -> 71663616 -> 27216 -> 168 -> 48 -> 32 -> 6 [6]
• 9 digits:477777799 -> 38118276 -> 16128 -> 96 -> 54 -> 20 -> 0 [6]
• 9 digits:667777779 -> 38118276 -> 16128 -> 96 -> 54 -> 20 -> 0 [6]
• 9 digits:678888899 -> 111476736 -> 21168 -> 96 -> 54 -> 20 -> 0 [6]
• 9 digits:789999999 -> 267846264 -> 774144 -> 3136 -> 54 -> 20 -> 0 [6]
• 9 digits:888888899 -> 169869312 -> 139968 -> 11664 -> 144 -> 16 -> 6 [6]
• 10 digits:2277777799 -> 38118276 -> 16128 -> 96 -> 54 -> 20 -> 0 [6]
• 10 digits:2378888899 -> 111476736 -> 21168 -> 96 -> 54 -> 20 -> 0 [6]
• 10 digits:2479999999 -> 267846264 -> 774144 -> 3136 -> 54 -> 20 -> 0 [6]
• 10 digits:2488888899 -> 169869312 -> 139968 -> 11664 -> 144 -> 16 -> 6 [6]
• 10 digits:2777777799 -> 133413966 -> 34992 -> 1944 -> 144 -> 16 -> 6 [6]
• 10 digits:2788999999 -> 476171136 -> 21168 -> 96 -> 54 -> 20 -> 0 [6]
• 10 digits:3378999999 -> 267846264 -> 774144 -> 3136 -> 54 -> 20 -> 0 [6]
• 10 digits:3388888889 -> 169869312 -> 139968 -> 11664 -> 144 -> 16 -> 6 [6]
• 10 digits:3677777779 -> 133413966 -> 34992 -> 1944 -> 144 -> 16 -> 6 [6]
• 10 digits:3678899999 -> 476171136 -> 21168 -> 96 -> 54 -> 20 -> 0 [6]
• 10 digits:4478999999 -> 476171136 -> 21168 -> 96 -> 54 -> 20 -> 0 [6]
• 10 digits:4777777777 -> 161414428 -> 6144 -> 96 -> 54 -> 20 -> 0 [6]
• 10 digits:4777777778 -> 184473632 -> 96768 -> 18144 -> 128 -> 16 -> 6 [6]
• 10 digits:7777777788 -> 368947264 -> 1741824 -> 1792 -> 126 -> 12 -> 2 [6]
• 11 digits:22777777777 -> 161414428 -> 6144 -> 96 -> 54 -> 20 -> 0 [6]
• 11 digits:22777777778 -> 184473632 -> 96768 -> 18144 -> 128 -> 16 -> 6 [6]
• 11 digits:24777777778 -> 368947264 -> 1741824 -> 1792 -> 126 -> 12 -> 2 [6]
• 11 digits:26788888899 -> 1783627776 -> 4148928 -> 18432 -> 192 -> 18 -> 8 [6]
• 11 digits:34788888899 -> 1783627776 -> 4148928 -> 18432 -> 192 -> 18 -> 8 [6]
• 11 digits:37788899999 -> 4444263936 -> 1492992 -> 11664 -> 144 -> 16 -> 6 [6]
• 11 digits:46778899999 -> 4444263936 -> 1492992 -> 11664 -> 144 -> 16 -> 6 [6]
• 11 digits:77777778889 -> 3794886144 -> 4644864 -> 73728 -> 2352 -> 60 -> 0 [6]
• 12 digits:247777777889 -> 3794886144 -> 4644864 -> 73728 -> 2352 -> 60 -> 0 [6]
• 12 digits:277778888889 -> 11329339392 -> 236196 -> 1944 -> 144 -> 16 -> 6 [6]
• 12 digits:337777777888 -> 3794886144 -> 4644864 -> 73728 -> 2352 -> 60 -> 0 [6]
• 12 digits:367777888888 -> 11329339392 -> 236196 -> 1944 -> 144 -> 16 -> 6 [6]
• 12 digits:447777888889 -> 11329339392 -> 236196 -> 1944 -> 144 -> 16 -> 6 [6]
• 12 digits:777777778888 -> 23612624896 -> 1492992 -> 11664 -> 144 -> 16 -> 6 [6]
• 13 digits:2477777777888 -> 23612624896 -> 1492992 -> 11664 -> 144 -> 16 -> 6 [6]
• 13 digits:2778888888999 -> 149824733184 -> 4644864 -> 73728 -> 2352 -> 60 -> 0 [6]
• 13 digits:3677888888899 -> 149824733184 -> 4644864 -> 73728 -> 2352 -> 60 -> 0 [6]
• 13 digits:3777888999999 -> 279988627968 -> 2633637888 -> 6967296 -> 244944 -> 4608 -> 0 [6]
• 13 digits:4477888888999 -> 149824733184 -> 4644864 -> 73728 -> 2352 -> 60 -> 0 [6]
• 13 digits:4677788999999 -> 279988627968 -> 2633637888 -> 6967296 -> 244944 -> 4608 -> 0 [6]
• 14 digits:47777777778889 -> 743797684224 -> 113799168 -> 81648 -> 1536 -> 90 -> 0 [6]
• 14 digits:47777888899999 -> 2322868617216 -> 4644864 -> 73728 -> 2352 -> 60 -> 0 [6]
• 14 digits:66777777777888 -> 743797684224 -> 113799168 -> 81648 -> 1536 -> 90 -> 0 [6]
• 14 digits:66777788889999 -> 2322868617216 -> 4644864 -> 73728 -> 2352 -> 60 -> 0 [6]
• 15 digits:227777777778889 -> 743797684224 -> 113799168 -> 81648 -> 1536 -> 90 -> 0 [6]
• 15 digits:227777888899999 -> 2322868617216 -> 4644864 -> 73728 -> 2352 -> 60 -> 0 [6]
• 15 digits:267777777899999 -> 4668421498272 -> 74317824 -> 37632 -> 756 -> 210 -> 0 [6]
• 15 digits:347777777899999 -> 4668421498272 -> 74317824 -> 37632 -> 756 -> 210 -> 0 [6]
• 15 digits:378899999999999 -> 42176144114496 -> 4644864 -> 73728 -> 2352 -> 60 -> 0 [6]
• 15 digits:467899999999999 -> 42176144114496 -> 4644864 -> 73728 -> 2352 -> 60 -> 0 [6]
• 16 digits:2677777777778888 -> 13884223438848 -> 226492416 -> 41472 -> 224 -> 16 -> 6 [6]
• 16 digits:3477777777778888 -> 13884223438848 -> 226492416 -> 41472 -> 224 -> 16 -> 6 [6]
• 17 digits:37788888888888889 -> 727326941773824 -> 1194891264 -> 124416 -> 192 -> 18 -> 8 [6]
• 17 digits:46778888888888889 -> 727326941773824 -> 1194891264 -> 124416 -> 192 -> 18 -> 8 [6]
• 19 digits:4777777888888888889 -> 36381499733311488 -> 6772211712 -> 16464 -> 576 -> 210 -> 0 [6]
• 19 digits:6677777788888888888 -> 36381499733311488 -> 6772211712 -> 16464 -> 576 -> 210 -> 0 [6]
• 20 digits:22777777888888888889 -> 36381499733311488 -> 6772211712 -> 16464 -> 576 -> 210 -> 0 [6]