This number is a composite.

                                                                2 6404836711

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26404836711 produces exactly 93 primes in a Collatz trajectory. Note that this may not be the smallest case that produces 93 primes. See Puzzle 634. [Rivera]

Submitted: 2018-04-05 21:27:09;   Last Modified: 2022-01-28 02:09:18.
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