101. Mersenneforum.org - Search For Mersenne Primes By Checking For Perfect Numbers There seems to be fewer perfect numbers then mersenne primes ( for a given range ) I was able to match some of the mersenne primes to perfect numbers, http://www.mersenneforum.org/showthread.php?t=940

102. Mersenne Primes + 2^N) is prime, then the number (2^N) * (1 + 2 + 4 + . . . + 2^N) is a perfectnumber (a number equal to the sum of its proper divisors). http://www.newton.dep.anl.gov/newton/askasci/1995/math/MATH037.HTM

Ask A Scientist Mathematics Archive Mersenne primes Back to Mathematics Ask A Scientist Index NEWTON Homepage Ask A Question ... NEWTON is an electronic community for Science, Math, and Computer Science K-12 Educators. Argonne National Laboratory, Division of Educational Programs, Harold Myron, Ph.D., Division Director.

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