434
This number is a composite.
Single Curio View: (Seek other curios for this number)
The smallest composite number n which satisfy the equation
sigma(n+2) = sigma(n)+2, where sigma(n) is sum of divisors
of n. [Gupta]
Submitted: 2009-09-24 16:53:38; Last Modified: 2009-09-24 19:05:04.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell