2729
This number is a prime.
The smallest prime formed by concatenating two consecutive
double-digit odd numbers. Note that 2927 is also prime. [Loungrides]
n12 + 2729 is composite for all values of
n from 1 to 248429. [Wesolowski]
The smallest prime whose reversal, sum of digits, and product of digits, are abundant numbers. [Loungrides]
The first prime whose reversal is a weird number. [Marcel]
Mars will be the closest to Earth as possible in 2729. [Nie]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Reginald McLean