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First solution in Clear category for Numbers Factory by Vykers
def checkio(number):
if number < 10:
return number
res = ''
for d in range(9, 1, -1):
while number % d == 0:
res = str(d) + res
number //= d
if number == 1 and res != '':
return int(res)
return 0
checkio(128)
if __name__ == '__main__':
#These "asserts" using only for self-checking and not necessary for auto-testing
assert checkio(20) == 45, "1st example"
assert checkio(21) == 37, "2nd example"
assert checkio(17) == 0, "3rd example"
assert checkio(33) == 0, "4th example"
assert checkio(3125) == 55555, "5th example"
assert checkio(9973) == 0, "6th example"
print("Coding complete? Click 'Check' to review your tests and earn cool rewards!")
Nov. 17, 2021