1 AU (astronomical unit) is equal to 1,495,978,706,909.9998 dm (decimeter). To convert from astronomical unit to decimeter, multiply by 1,495,978,706,909.9998 or divide by 0.00000000000066845871226706.
One Trillion Four Hundred Ninety-Five Billion Nine Hundred Seventy-Eight Million Seven Hundred Six Thousand Nine Hundred Nine Point Nine Nine Nine Eight Decimeter