31 lines
587 B
Python
31 lines
587 B
Python
'''
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145 is a curious number, as 1! + 4! + 5! = 1 + 24 + 120 = 145.
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Find the sum of all numbers which are equal to the sum of the factorial of their digits.
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Note: As 1! = 1 and 2! = 2 are not sums they are not included.
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'''
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import math
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def listify(i):
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return [int(x) for x in str(i)]
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def check(i):
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l = [math.factorial(x) for x in listify(i)]
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return i == sum(l)
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def main():
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print("This is Patrick")
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res = 0
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for i in range(1000000):
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if check(i):
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res += i
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print(i)
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print(res - 3)
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if __name__ == "__main__":
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main() |