npm installation issue in windows 7

Anyone help me to resolve the issue while installing npm

Node version: 7.9.0

option i tried:

C:\Users\609087860>npm install -g @angular-cli

module.js:472

throw error as below:

Error: Cannot find module 'C:\Program Files\nodejs\node_modules\npm\bin\node_mod ules\npm\bin\npm-cli.js' at Function.Module._resolveFilename (module.js:470:15) at Function.Module._load (module.js:418:25) at Module.runMain (module.js:605:10) at run (bootstrap_node.js:423:7) at startup (bootstrap_node.js:147:9) at bootstrap_node.js:538:3 module.js:472 throw err;

via Muthusankar