array of digits to number python code example

Example 1: python convert number to list of digits

n = 1234
# convert integer to list of digits
list_of_digits = list(map(int, f"{n}"))

# convert list of digits back to number
number = int(''.join(map(str, list_of_digits)))

Example 2: python number to array of digits

list(map(int, str(678)))
[6, 7, 8]