(2+1)(2^2+1)(2^4+1)(2^8+1)(2^16+1))(2^32+1)+1的末位数字是?

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(2+1)(2^2+1)(2^4+1)(2^8+1)(2^16+1))(2^32+1)+1的末位数字是?

(2+1)(2^2+1)(2^4+1)(2^8+1)(2^16+1))(2^32+1)+1的末位数字是?
(2+1)(2^2+1)(2^4+1)(2^8+1)(2^16+1))(2^32+1)+1的末位数字是?

(2+1)(2^2+1)(2^4+1)(2^8+1)(2^16+1))(2^32+1)+1的末位数字是?
(2+1)(2^2+1)(2^4+1)(2^8+1)(2^16+1))(2^32+1)+1
=(2-1)(2+1)(2^2+1)...(2^16+1)(2^32+1)+1
=(2^2-1)(2^2+1)...(2^32+1)+1
=...
=(2^32-1)(2^32+1)+1
=2^64-1+1
=2^64
2^n的个位是以:2、4、8、6循环
64/4=16
没有余数,说明个位是:6

是6挖 前面的末位 是5 加一就是6

6

2