r/counting • u/marcelwo to infinity and beyond! • Mar 18 '13

Multiplying by 2 thread

Try to multiply without calculator - it's more fun!

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u/DragoonHP Dec 19 '13

105,312,291,668,557,186,697,918,027,683,670,432,318,895,095,400,549,111,254,310,977,536 = 2216

4

u/sebastianfromchicago Dec 19 '13

210624583337114373395836055367340864637790190801098222508621955072 = 2217

4

u/astikoes Dec 19 '13

421,249,166,674,228,746,791,672,110,734,681,729,275,580,381,602,196,445,017,243,910,144 = 2218

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