Perfect Square
666931393474129970027217781826254266703941819225 is a perfect square (816658676237588239355685 × 816658676237588239355685)
666931393474129970027217781826254266703941819225 is a perfect square (816658676237588239355685 × 816658676237588239355685)
666931393474129970027217781826254266703941819225 is odd
Previous odd number is 666931393474129970027217781826254266703941819223
Next odd number is 666931393474129970027217781826254266703941819227
111010011010010001111001110110110001001100001010100100011011001100111001100001001011001111010010010011010110100010010100010010100001110011100010101101101011001
296649405552031343012240937684293317760544734325469361721409237435384432687386995174235512997879399526417239273263556769819253591811836447015625
444797483601344771971400434773518116292344641190332305157412420291283898246448212553802579600625