24111...61259 (580-digits)

This number is a probable-prime (likely to be a prime but we have not (re-)proven it on this site).

Just showing those entries submitted by 'Rivera': (Click here to show all)

A prime equal to F(2774) + 2. This is the largest prime of this form for a Fibonacci index less than 6000 (Fibonacci numbers less than 1254 digits). [Rivera]