364
This number is a composite.
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364 = sigma(prime(3)^2 + prime(6)^2 + prime(4)^2). Note that 364 is the smaller of only two numbers with this property. [Firoozbakht]
Submitted: 2004-09-03 10:02:53; Last Modified: 2022-06-12 20:12:39.
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