1297 (another Prime Pages' Curiosity)
 Curios: Curios Search:   Participate: GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits) Cartoon character Bugs Bunny once calculated 1297 times 142 in his head and said, "If there's one thing we 'wabbits' (rabbits) can do, it's multiply." [Allen] The smallest prime whose reversal is a Fibonacci number squared (7921 is 892). [Gupta] This is the smallest 4-digit prime that produces 5 other primes by changing only its first digit (i.e., 2297, 4297, 5297, 7297, 8297 are primes). [Opao] The reversal of this prime is a prime square, and the square of this prime has a prime reversal. Can you find the next prime like this? [Silva] The largest non-titanic prime p of form p=6^n+1, where n is any number, and the only non-titanic prime for n a composite, (case n=4). The previous three primes are for n=0, 1 and 2. [Loungrides]   To link to this page use /curios/page.php?number_id=199 Prime Curios! © 2000-2019 (all rights reserved)  privacy statement   (This page was generated in 0.0153 seconds.)