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GIMPS has discovered a new largest known prime number: 2^{82589933}1 (24,862,048 digits) The largest prime factor of 140 is 7. Note that 1^{2} + 2^{2} + 3^{2} + 4^{2} + 5^{2} + 6^{2} + 7^{2} = 140. [Cramer] The start of a recordbreaking run of 7 consecutive integers (140146) with an even number of prime factors. Note that 7 is the largest prime factor of 140. [Gupta]
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