662626111933

This number is a prime.

                                                               66 2626111933

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The first thousand step Collatz trajectory, which starts at 1412987847, contains 72 prime numbers along the way. Their sum is 662626111933. [Gaydos]

Submitted: 2018-03-22 02:40:28;   Last Modified: 2018-03-22 02:46:27.
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