61

This number is a prime.

Just showing those entries submitted by 'Gupta': (Click here to show all)

+ The smallest multidigit prime such that 61*16 + 1 is prime. [Gupta]

+ The 61st Fibonacci number (i.e., 2504730781961) is the smallest pandigital Fibonacci number. Note that it also ends in 61. [Gupta]

+ The earliest prime to appear in the decimal expansion of golden ratio. [Gupta]

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