3 ms·Give everyone prime numbers and a N-way conference can be done with multiplication.by kroltan 3y agoGive everyone prime numbers and a N-way conference can be done with multiplication.OJFord 3y agoWith some very long numbers and a hot market for short ones!kroltan 3y agoBut think of the ease of conferencing!!!! You just have to whip out your calculator (likely an app on your mobile device), type all the participants' numbers in, and... Wait a minute!