270558989
This number is a composite.
Just showing those entries submitted by 'Gupta': (Click here to show all)
π(270558989) = 2^7 + 7^7 + 0^7 + 5^7 + 5^7 + 8^7 + 9^7 +
8^7 + 9^7. It is the largest number with this property. [Gupta]
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