
Curios:
Curios Search:
Participate: 
Single Curio View: (Seek other curios for this number) A deletable prime number that can be reduced to the lefttruncatable prime 4632647 after deleting in order the following digits (counted from the right): 3(the 5th digit), 5(3rd), 1(13th), 6(11th), 8(5th), 7(3rd), 6(5th) and 2(7th). Note that by concatenating the deleted digits in reverse order, another prime is obtained: 26786153. Also note that all the deleted digits are on prime places in the respective primes. [Necula]
Submitted: 20040125 16:41:32; Last Modified: 20080130 11:28:00.
Prime Curios! © 20002017 (all rights
reserved)
