891x62
2x1=2 9x2=18 8x2=16 that means 891x2=1782
1x6=6 9x6=54 8x6=48 that means 891x6=5346withan added zero
2+0=2 8+6=14 7+4=11 1+3=4 5+0=5 that means 1782+53460=55242
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