$currentDate = Get-Date
$daysAgo = 5
$dateAgo = $currentDate.AddDays(-$daysAgo)

"Current Date = " + $currentDate
"Days Ago = " + $daysAgo
"Date Ago = " + $dateAgo


Get-ADUser -Filter * -Properties LastLogonDate | Select Name, LastLogonDate | where { $_.LastLogonDate -lt $dateAgo}