对于算式2(3+1)(32+1)(34+1)(38+1)(316+1)(332+1)+1,你知道它计算的结果是几位数吗?个位是几

2(3+1)(3^2+1)(3^4+1)(3^8+1)(3^16+1)(3^32+1)+1=(3-1)(3+1)(3^2+1)(3^4+1)(3^8+1)(3^16+1)(3^32+1)+1=(2^2-1)(3^2+1)(3^4+1)(3^8+1)(3^16+1)(3^32+1)+1=.=(3^32-1)(3^32+1)+1=3^64-1+1=3^64 ,由于 lg(3^64)=64*lg(3...