ตัวเลขมหัศจรรย์

ลำดับตอนที่ #49 : จำนวนที่ขึ้นต้นด้วยเลข 191

193	*	99	=	19107
1993	*	999	=	1991007
19993	*	9999	=	199910007
199993	*	99999	=	19999100007
1999993	*	999999	=	1999991000007
19999993	*	9999999	=	199999910000007
199999993	*	99999999	=	19999999100000007
1999999993	*	999999999	=	1999999991000000007
19999999993	*	9999999999	=	199999999910000000007
199999999993	*	99999999999	=	19999999999100000000007
1999999999993	*	999999999999	=	1999999999991000000000007
19999999999993	*	9999999999999	=	199999999999910000000000007