We just completed a major update. Let us know if anything is not working.

# 9889

This number is a composite.

Single Curio View: (Seek other curios for this number)

The only 2-sphenic palindrome composite-digit number, i.e., 9889 = 11 x 29 x 31. Note that a concatenation of its prime factors, (11, 31, 29), is also a 2-sphenic number, i.e., 113129 = 29 × 47 × 83. [Loungrides]
Submitted: 2019-06-23 14:07:09; Last Modified: 2020-10-06 06:31:01.

Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell