54754...65949 (170-digits)

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

                                            5475420437 7346982207 4736802716
6749382927 7014170165 5719366226 8716376935 4762413061 7199924845 4503055431
3848083717 2081112854 3235373849 7131674799 3215712381 4901593344 2805665949

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

The largest prime formed by concatenating three Fibonacci primes (in increasing order) from the first twenty-three: f(5).f(359).f(449). [Rivera]