Truncating Primes
There are few primes which remain Primes after chopping off their last digits.
73939133
7393913
739391
73939
7393
739
73
7
Let’s enjoy another
31
331
3331
33331
333331
3333331
33333331
Besides that 58393339, 37337999 …. are truncated Primes.
Dr Rajesh Kumar Thakur
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