211, 322111, and 4332221111 are primes. 544333222211111 is not prime. It equals 109 * 3797 * 1315218007. 655444333322222111111, 7665554444333332222221111111, 877666555544444333333222222211111111, and 988777666655555444444333333322222222111111111 are not primes too!
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10 digit sequence isn't too?
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It's the same for 211, 322111, 544333222211111, etc?
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211 and 322111 are but 544333222211111 isn't (109 x 3797 x 1315218007)
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Write down one 2 and one 3. You also get a prime number! Wow!
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Write down one 1 and you have an argument about the definition of a prime number
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Thanks. Twitter will use this to make your timeline better. UndoUndo
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Any number ending in one?
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Other numbers of this format: 655444333322222111111 - not prime 544333222211111 - not prime 322111 - prime 211 - primepic.twitter.com/BESWOeMxnG
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544333222211111 it is divisible by 109
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