Perfect Square
10691718091600108784612208939349412470044937201 is a perfect square (103400764463325457488601 × 103400764463325457488601)
10691718091600108784612208939349412470044937201 is a perfect square (103400764463325457488601 × 103400764463325457488601)
10691718091600108784612208939349412470044937201 is odd
Previous odd number is 10691718091600108784612208939349412470044937199
Next odd number is 10691718091600108784612208939349412470044937203
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