38

This number is a composite.

Single Curio View:   (Seek other curios for this number)
Smallest composite number n whose number of circular loops equals Omega(n), i.e., the number of prime divisors of n counted with multiplicity. Circular loops occur in the digits 0, 6, 8, or 9 only. Note that the digit 8 contains two loops. The sequence begins 38, 58, 68, 69, ... . [Honaker]

Submitted: 2020-07-07 10:23:46;   Last Modified: 2020-07-07 10:53:04.
Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell