61228...68903 (99-digits)

This number is a composite.

612289913 0682682757 5157638356
0623430508 8052271326 2656028219 3275522564 9158871385 5000769958 8480368903

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The largest integer n less than a googol that is the product of twenty consecutive primes (86851*86857*86861*...*87071*87083) such that n plus R(n) is prime. [Bajpai]

Submitted: 2019-01-31 01:29:26; Last Modified: 2019-01-31 02:32:17.