We just completed a major update. Let us know if anything is not working.
This number is a prime.
Single Curio View: (Seek other curios for this number)Smallest multidigit prime partial sum of number of planar graphs with minimum degree at least 1 and n nodes. Also largest known prime of its form: 0 + 1 + 2 + 7 + 22 + 109 + 680 = 821 is prime. [Post]
Submitted: 2010-03-23 17:55:14; Last Modified: 2010-03-23 20:36:48.
Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell