


default search action
"Odd perfect numbers have a prime factor exceeding 107."
Paul M. Jenkins (2003)
- Paul M. Jenkins:
Odd perfect numbers have a prime factor exceeding 107. Math. Comput. 72(243): 1549-1554 (2003)

manage site settings
To protect your privacy, all features that rely on external API calls from your browser are turned off by default. You need to opt-in for them to become active. All settings here will be stored as cookies with your web browser. For more information see our F.A.Q.