diff --git "a/Retos/Reto #14 - OCTAL Y HEXADECIMAL [F\303\241cil]/python/marcoatrs.py" "b/Retos/Reto #14 - OCTAL Y HEXADECIMAL [F\303\241cil]/python/marcoatrs.py"
new file mode 100644
index 0000000000..0eaa0db1ae
--- /dev/null
+++ "b/Retos/Reto #14 - OCTAL Y HEXADECIMAL [F\303\241cil]/python/marcoatrs.py"	
@@ -0,0 +1,24 @@
+def dec2hexa(num: int) -> str:
+    replaces = {10: "A", 11: "B", 12: "C", 13: "D", 14: "E", 15: "F"}
+    hexa = []
+    while num > 16:
+        hexa.insert(0, replaces.get((num % 16), str((num % 16))))
+        num //= 16
+    hexa.insert(0, replaces.get(num, str(num)))
+    return "".join(hexa)
+
+
+def dec2oct(num: int) -> str:
+    oct = []
+    while num > 8:
+        oct.insert(0, str(num % 8))
+        num //= 8
+    oct.insert(0, str(num))
+    return "".join(oct)
+
+
+def convert(num: int):
+    return dec2hexa(num), dec2oct(num)
+
+
+print(convert(19489052815))