Ferrier's Prime

Ferrier's prime is (2¹⁴⁸+1)/17 = 20988936657440586486151264256610222593863921.

Sources

1. ↑ Hardy, G. H. and Wright, E. M. (1979) An Introduction to the Theory of Numbers, 5th ed. Oxford, England: Clarendon Press, pp. 16-22.
2. ↑ Weisstein, E. W. Ferrier's Prime MathWorld - A Wolfram Web Resource.