Power of Two
290 = 1237940039285380274899124224
290 = 1237940039285380274899124224
1237940039285380274899124224 is a perfect square (35184372088832 × 35184372088832)
1237940039285380274899124224 is even
Previous even number is 1237940039285380274899124222
Next even number is 1237940039285380274899124226
1897137590064188545819787018382342682267975428761855001222473056385648716020711424
1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000