%0 Journal Article %T On the number of prime factors of the composite numbers resulting after a change of digits of primes %J Journal de Théorie des Nombres de Bordeaux %D 2019 %P 689-696 %V 31 %N 3 %I Société Arithmétique de Bordeaux %U https://doi.org/10.5802/jtnb.1103 %R 10.5802/jtnb.1103 %G en %F JTNB_2019__31_3_689_0