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8Â years, 9Â months ago
What is the sum of digits in multiplication 202*20002*200000002*20000000000000002*200000000000000000000000000000002 (31 zeroes in the last term)
8Â years, 9Â months ago
32032032032032032032032....last digit 32, 31 times 0 and 32 times 32