The book is now available! 130
(another Prime Pages' Curiosity)
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+ 130 = 51 + 53. Note the product of the concatenated powers (13) and sum of bases (10). [Gevisier]

+ Sum of the factorials of the first five terms of the Fibonacci sequence. [Lutz]

+ 130 is the only number equal to the sum of the squares of its first 4 divisors: 130 = 1^2 + 2^2 + 5^2 + 10^2. [Ingala]

(There is one curio for this number that has not yet been approved by an editor.)




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