### Divisibility

Posted:

**Fri Dec 15, 2017 9:36 pm**Find n such that 2n31024 − 1.

The Official Online Forum of BdMO

http://www.matholympiad.org.bd/forum/

http://www.matholympiad.org.bd/forum/viewtopic.php?f=26&t=4086

Page **1** of **1**

Posted: **Fri Dec 15, 2017 9:36 pm**

Find n such that 2n31024 − 1.

Posted: **Thu Mar 01, 2018 7:38 pm**

The correct question is,

Find the highest value of $n$ such that $2^n|3^{1024}-1$.