51

This number is a composite.

Single Curio View:   (Seek other curios for this number)
The smallest semiprime that is the product of two primes whose concatenation (in some order) produce the decimal expansion of square root of 3, e.g., 51 = 17 *3, 346 = 173 * 2. The sequence begins 51, 346, 8660254037844386465, 9135637898642163233468659, 91356386175449607536090017841537606328361073633, .... . See the largest known. [Bajpai]

Submitted: 2020-05-29 15:15:59;   Last Modified: 2020-05-29 15:25:47.
Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell