Product of min and max prime factors: Difference between revisions
Product of min and max prime factors (view source)
Revision as of 18:48, 29 September 2022
, 1 year agoPython example
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121 6 169 14 15 4 289 6 361 10
21 22 529 6 25 26 9 14 841 10
961 4 33 34 35 6 1369 38 39 10
1681 14 1849 22 15 46 2209 6 49 10
51 26 2809 6 55 14 57 58 3481 10
3721 62 21 4 65 22 4489 34 69 14
5041 6 5329 74 15 38 77 26 6241 10
9 82 6889 14 85 86 87 22 7921 10
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=={{header|Python}}==
<syntaxhighlight lang="python">''' Rosetta code rosettacode.org/wiki/Product_of_min_and_max_prime_factors '''
from sympy import factorint
NUM_WANTED = 100
for num in range(1, NUM_WANTED + 1):
fac = factorint(num, multiple=True)
product = fac[0] * fac[-1] if len(fac) > 0 else 1
print(f'{product:5}', end='\n' if num % 10 == 0 else '')
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