Question

find out the odd one 539,679,749,829​

Answer 1

$Given \: sequence : 539,679,749,829 .$

$i) Factors \: of \: 539 = \{ 1,7,11,49,77,539\} \\\blue { (It \:is \: a\: composite \: number )}$

$ii) Factors \: of \: 679 = \{ 1,7,9,97,679\} \\\blue { (It \:is \: a\: composite \: number )}$

$iii) Factors \: of \: 749 = \{ 1,7,107,749\} \\\blue { (It \:is \: a\: composite \: number )}$

$iv) Factors \: of \: 749 = \{ 1,829\} \\\pink { (It \:is \: a\: prime \: number )}$

Therefore.,

$\red{ Odd \:number \: in \:the \: sequence }\green { \:is \: 829 }$

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