www.mikescher.com/www/statics/euler/Euler_Problem-047.php

<?php

return 
[
	'number'      => 47,
	'date'        => '2015-01-08',
	'title'       => 'Distinct primes factors',
	'abbreviated' => true,
	'steps'       => 3227917351,
	'time'        => 537798,
	'width'       => 400,
	'height'      => 518,
	'value'       => 134043,
];