Xiao Li and Xiao Zhang calculate the product of two natural numbers A and B. Xiao Li misreads the single digit of A and the product is 341, and Xiao Zhang misreads the tens digit of A and the product is 319. Then What is the product of the two numbers A and B?
小李和小张计算甲乙两个自然数的乘积，小李把甲数的个位数字看错了，得乘积为341，小张把甲数的十位数字看错了，得乘积为319，那么甲乙两数的乘积应是多少．
<gadget id="calculator">11 * 39</gadget>
<output>429</output>

<result>429</result>