mathematics

Largest known prime number discovered with over 23 million digits

Prime numbers are divisible only by themselves and one, and the search for ever-larger primes has long occupied maths enthusiasts. However, the search requires complicated computer software and collaboration as the numbers get increasingly hard to find. The new number is as big as 2 raised to the power 77,232,917 minus 1. A number with 23,249,425 digits, …

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